user_ChangeLogImpl.xml@ 62277

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doc/changelog: incorporated 5.0.22 + 5.0.24 changelog, added changelog entry
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1	<?xml version="1.0" encoding="UTF-8"?>
2
3	<chapter> <!-- HACK ALERT! Seems we must have a single top level element for xi:include to work.
4	So, we use chapter and xpointer="xpointer(/chapter/)" with xi:include. -->
5	<sect1>
6	<title>Version 5.1.2 (20xx-xx-xx)</title>
7
8	<para>This is a maintenance release. The following items were fixed and/or
9	added:</para>
10
11	<itemizedlist>
12
13	<listitem>
14	<para>Storage: fixed creating fixed size VHD images (bug #15601)</para>
15	</listitem>
16
17	<listitem>
18	<para>USB: fixed a crash under certain conditions</para>
19	</listitem>
20
21	<listitem>
22	<para>Audio: make AC97 volume control work again (5.1 regression;
23	bug #15598)</para>
24	</listitem>
25
26	<listitem>
27	<para>EFI: fixed access to devices attached to SATA port 2 and
28	higher (bug #15607)</para>
29	</listitem>
30
31	</itemizedlist>
32	</sect1>
33
34	<sect1>
35	<title>Version 5.1.0 (2016-07-12)</title>
36
37	<para>This is a major update. The following major new features
38	were added:</para>
39
40	<itemizedlist>
41
42	<listitem>
43	<para>VMM: new APIC and I/O APIC implementations that result in significantly improved
44	performance in certain situations (for example with networking, bug #15295)</para>
45	</listitem>
46
47	<listitem>
48	<para>VMM: added support for Hyper-V paravirtualized debugging of Windows guests</para>
49	</listitem>
50
51	<listitem>
52	<para>VMM: emulate even more MMIO and shadow pagetable exits without going back to
53	user mode</para>
54	</listitem>
55
56	<listitem>
57	<para>GUI: overall migration to Qt5 (bug #11775)</para>
58	</listitem>
59
60	<listitem>
61	<para>GUI: passive API event listener improving the VM GUI performance and
62	response time</para>
63	</listitem>
64
65	<listitem>
66	<para>Audio: added HDA (High Definition Audio) support for newer Linux guests</para>
67	</listitem>
68
69	<listitem>
70	<para>Audio: added on-demand timers which should improve the overall performance
71	and reduce the CPU consumption</para>
72	</listitem>
73
74	<listitem>
75	<para>Audio: more fine-grained volume control for the AC'97 emulation, which now also
76	takes the master volume control into account</para>
77	</listitem>
78
79	<listitem>
80	<para>better support for Python 3</para>
81	</listitem>
82
83	</itemizedlist>
84
85	<para>In addition, the following items were fixed and/or added:</para>
86
87	<itemizedlist>
88
89	<listitem>
90	<para>VMM: activate the x2APIC by default for Linux guests</para>
91	</listitem>
92
93	<listitem>
94	<para>VMM: many more fixes</para>
95	</listitem>
96
97	<listitem>
98	<para>GUI: the <emphasis>Detach UI</emphasis> action is now a part of the
99	VM Machine menu</para>
100	</listitem>
101
102	<listitem>
103	<para>GUI: reworked session information window</para>
104	</listitem>
105
106	<listitem>
107	<para>GUI: the new VM wizard now allows to choose the VM location for the VM
108	which is being created</para>
109	</listitem>
110
111	<listitem>
112	<para>GUI: fixed location of touch events in unscaled HiDPI mode
113	(bugs #14366, #14367)</para>
114	</listitem>
115
116	<listitem>
117	<para>GUI: various bugfixes and internal cleanup</para>
118	</listitem>
119
120	<listitem>
121	<para>Storage: use <emphasis>fallocate()</emphasis> or similar if present to speed
122	up creating fixed-sized disk images (bug #5967)</para>
123	</listitem>
124
125	<listitem>
126	<para>Storage: implemented NVMHCI-compatible storage controller</para>
127	</listitem>
128
129	<listitem>
130	<para>Audio: various bugfixes and infrastructure improvements</para>
131	</listitem>
132
133	<listitem>
134	<para>E1000: implemented interrupt throttling for performance improvements</para>
135	</listitem>
136
137	<listitem>
138	<para>EFI: many improvements, for example allow to boot from USB</para>
139	</listitem>
140
141	<listitem>
142	<para>OVF: improved handling of signed manifests</para>
143	</listitem>
144
145	<listitem>
146	<para>API: Windows XP guests and Windows 2003 server guests now default to
147	the E1000 T Server network card</para>
148	</listitem>
149
150	<listitem>
151	<para>VBoxSVC: fixed several memory leaks when handling .dmg images</para>
152	</listitem>
153
154	<listitem>
155	<para>Installers: ship VBoxBugReport</para>
156	</listitem>
157
158	<listitem>
159	<para>Windows hosts: reworked COM proxy (e.g. bug #8298)</para>
160	</listitem>
161
162	<listitem>
163	<para>Linux installers: no longer rely on DKMS for module rebuilding</para>
164	</listitem>
165
166	<listitem>
167	<para>Linux Additions: fix a problem when updating the initramfs after
168	the guest modules are compiled (bug #15579)</para>
169	</listitem>
170
171	<listitem>
172	<para>Linux Additions: try to fix a problem where the OpenGL libraries
173	where loaded by the X server when we only support X clients
174	(bug #15574)</para>
175	</listitem>
176
177	</itemizedlist>
178
179	</sect1>
180
181	<sect1>
182	<title>Version 5.0.24 (2016-06-28)</title>
183
184	<para>This is a maintenance release. The following items were fixed and/or
185	added:</para>
186
187	<itemizedlist>
188
189	<listitem>
190	<para>VMM: reverted to the old I/O-APIC code for now to fix certain
191	regressions with 5.0.22 (bug #15529). This means that the networking
192	performance with certain guests will drop to the 5.0.20 level
193	(bug #15295). One workaround is to disable GRO for Linux guests.</para>
194	</listitem>
195
196	<listitem>
197	<para>Main: when taking a screenshot, don't save garbage for blanked
198	screens</para>
199	</listitem>
200
201	<listitem>
202	<para>NAT: correctly parse resolv.conf file with multiple
203	separators (5.0.22 regression)</para>
204	</listitem>
205
206	<listitem>
207	<para>Storage: fixed a possible corruption of stream optimized
208	VMDK images from VMware when opened in read/write mode for the
209	first time</para>
210	</listitem>
211
212	<listitem>
213	<para>ACPI: notify the guest when the battery / AC state changes instead
214	of relying on guest polling</para>
215	</listitem>
216
217	<listitem>
218	<para>Linux hosts: fixed <emphasis>VERR_VMM_SET_JMP_ABORTED_RESUME</emphasis>
219	Guru Meditations on hosts with Linux 4.6 or later (bug #15439)</para>
220	</listitem>
221
222	<listitem>
223	<para>Solaris hosts: make the GUI work on Solaris 10 again (bug #15549)</para>
224	</listitem>
225
226	</itemizedlist>
227	</sect1>
228
229	<sect1>
230	<title>Version 5.0.22 (2016-06-16)</title>
231
232	<para>This is a maintenance release. The following items were fixed and/or
233	added:</para>
234
235	<itemizedlist>
236
237	<listitem>
238	<para>VMM: fixes for certain Intel Atom hosts (bug #14915)</para>
239	</listitem>
240
241	<listitem>
242	<para>VMM: properly restore the complete FPU state for 32-bit guests
243	on 64-bit hosts on Intel Sandy Bridge and Ivy Bridge CPUs</para>
244	</listitem>
245
246	<listitem>
247	<para>VMM: new I/O-APIC implementation fixing several bugs and improving
248	the performance under certain conditions (bug #15295 and others)</para>
249	</listitem>
250
251	<listitem>
252	<para>VMM: fixed a potential Linux guest panic on AMD hosts</para>
253	</listitem>
254
255	<listitem>
256	<para>VMM: fixed a potential hang with 32-bit EFI guests on
257	Intel CPUs (VT-x without unrestricted guest execution)</para>
258	</listitem>
259
260	<listitem>
261	<para>GUI: don't allow to start subsequent separate VM instances</para>
262	</listitem>
263
264	<listitem>
265	<para>GUI: raised upper limit for video capture screen resolution
266	(bug #15432)</para>
267	</listitem>
268
269	<listitem>
270	<para>GUI: warn if the VM has less than 128MB VRAM configured and 3D
271	enabled</para>
272	</listitem>
273
274	<listitem>
275	<para>Main: when monitoring DNS configuration changes on Windows hosts
276	avoid false positives from competing DHCP renewals. This should fix
277	NAT link flaps when host has multiple DHCP configured interfaces, in
278	particular when the host uses OpnVPN.</para>
279	</listitem>
280
281	<listitem>
282	<para>Main: properly display an error message if the VRDE server
283	cannot be enabled at runtime, for example because another service
284	is using the same port</para>
285	</listitem>
286
287	<listitem>
288	<para>NAT: Initialize guest address guess for wildcard
289	port-forwarding rules with default guest address (bug #15412)</para>
290	</listitem>
291
292	<listitem>
293	<para>VGA: fix for a problem which made certain legacy guests crash
294	under certain conditions (bug #14811)</para>
295	</listitem>
296
297	<listitem>
298	<para>OVF: fixed import problems for some appliances using an AHCI
299	controller created by 3rd party applications</para>
300	</listitem>
301
302	<listitem>
303	<para>SDK: reduced memory usage in the webservice Java bindings</para>
304	</listitem>
305
306	<listitem>
307	<para>Windows hosts: fixed performance regresson with SMP guests
308	(5.0 regression)</para>
309	</listitem>
310
311	<listitem>
312	<para>Windows hosts: fixes for the shared clipboard</para>
313	</listitem>
314
315	<listitem>
316	<para>Windows hosts: Windows hardening fix</para>
317	</listitem>
318
319	<listitem>
320	<para>Windows Additions: fixes to retain the guest display layout
321	when resizing or disabling the guest monitors</para>
322	</listitem>
323
324	<listitem>
325	<para>Linux hosts: EL 6.8 fix (bug #15411)</para>
326	</listitem>
327
328	<listitem>
329	<para>Linux hosts: Linux 4.7 fix (bug #15459)</para>
330	</listitem>
331
332	<listitem>
333	<para>Linux Additions: Linux 4.7 fixes (bug #15444)</para>
334	</listitem>
335
336	<listitem>
337	<para>Linux Additions: fix for certain 32-bit guests (5.0.18
338	regression; bug #15320)</para>
339	</listitem>
340
341	<listitem>
342	<para>Linux Additions: fixed mouse pointer offset (5.0.18
343	regression; bug #15324)</para>
344	</listitem>
345
346	<listitem>
347	<para>Linux Additions: made old X.Org releases work again with
348	kernels 3.11 and later (5.0.18 regression; bug #15319)</para>
349	</listitem>
350
351	<listitem>
352	<para>Linux Additions: fixed X.Org crash after hard guest reset
353	(5.0.18 regression; bug #15354)</para>
354	</listitem>
355
356	<listitem>
357	<para>Linux Additions: don't stop the X11 setup if loading the
358	shared folders module fails (5.0.18 regression)</para>
359	</listitem>
360
361	<listitem>
362	<para>Linux Additions: don't complain if the Drag and Drop service
363	is not available on the host</para>
364	</listitem>
365
366	<listitem>
367	<para>Solaris Additions: added support for X.org 1.18</para>
368	</listitem>
369
370	</itemizedlist>
371	</sect1>
372
373	<sect1>
374	<title>Version 5.0.20 (2016-04-28)</title>
375
376	<para>This is a maintenance release. The following items were fixed and/or
377	added:</para>
378
379	<itemizedlist>
380
381	<listitem>
382	<para>Storage: fixed a regression causing write requests from the BIOS
383	to cause a Guru Meditation with the LsiLogic SCSI controller
384	(5.0.18 regression; bug #15317)</para>
385	</listitem>
386
387	<listitem>
388	<para>Storage: several emulation fixes in the BusLogic SCSI
389	controller emulation</para>
390	</listitem>
391
392	<listitem>
393	<para>NAT Network: support TCP in DNS proxy (same problem as
394	in bug #14736 for NAT)</para>
395	</listitem>
396
397	<listitem>
398	<para>NAT: rework handling of port-forwarding rules (bug #13570)</para>
399	</listitem>
400
401	<listitem>
402	<para>NAT: rewrite host resolver to handle more query types
403	and make it asynchronous so that a stalled lookup doesn't block all
404	NAT traffic</para>
405	</listitem>
406
407	<listitem>
408	<para>Snapshots: don't crash when restoring a snapshot which has more
409	network adapters than the current state (ie when the snapshot uses
410	ICH9 and the current state uses PIIX3)</para>
411	</listitem>
412
413	<listitem>
414	<para>Guest Control: various bugfixes for the <emphasis>copyfrom</emphasis>
415	and <emphasis>copyto</emphasis> commands / API (bug #14336)</para>
416	</listitem>
417
418	<listitem>
419	<para>VBoxManage: list processor features on <emphasis>list
420	hostinfo</emphasis> (bug #15334)</para>
421	</listitem>
422
423	<listitem>
424	<para>Linux hosts: fix for Linux 4.5 if
425	<emphasis>CONFIG_NET_CLS_ACT</emphasis> is enabled (bug #15327)</para>
426	</listitem>
427
428	<listitem>
429	<para>Windows hosts: another fix for recent Windows 10 insider builds
430	(bug #15337)</para>
431	</listitem>
432
433	<listitem>
434	<para>Windows hosts: make it work on Windows XP again (5.0.18
435	regression)</para>
436	</listitem>
437
438	<listitem>
439	<para>Windows Additions: fixed performance issues with PowerPoint
440	2010 and the WDDM graphics drivers if Aero is disabled</para>
441	</listitem>
442
443	</itemizedlist>
444
445	</sect1>
446
447	<sect1>
448	<title>Version 5.0.18 (2016-04-18)</title>
449
450	<para>This is a maintenance release. The following items were fixed and/or
451	added:</para>
452
453	<itemizedlist>
454
455	<listitem>
456	<para>GUI: position off-screen windows to be fully visible again on relaunch
457	in consistence with default-behavior (bug #15226)</para>
458	</listitem>
459
460	<listitem>
461	<para>GUI: fixed the <emphasis>View</emphasis> menu /
462	<emphasis>Full-screen Mode</emphasis> behavior on Mac OS X El Capitan</para>
463	</listitem>
464
465	<listitem>
466	<para>GUI: fixed a test which allowed to encrypt a hard disk with an
467	empty password</para>
468	</listitem>
469
470	<listitem>
471	<para>GUI: fixed a crash under certain conditions during VM shutdown</para>
472	</listitem>
473
474	<listitem>
475	<para>GUI: fixed the size of the VM list scrollbar in the VM selector
476	when entering a group</para>
477	</listitem>
478
479	<listitem>
480	<para>PC speaker passthrough: fixes (Linux hosts only; bug #627)</para>
481	</listitem>
482
483	<listitem>
484	<para>Drag and drop: several fixes</para>
485	</listitem>
486
487	<listitem>
488	<para>SATA: fixed hotplug flag handling when EFI is used</para>
489	</listitem>
490
491	<listitem>
492	<para>Storage: fixed handling of encrypted disk images with SCSI
493	controllers (bug #14812)</para>
494	</listitem>
495
496	<listitem>
497	<para>Storage: fixed possible crash with Solaris 7 if the BusLogic
498	SCSI controller is used</para>
499	</listitem>
500
501	<listitem>
502	<para>USB: properly purge non-ASCII characters from USB strings
503	(bugs #8801, #15222)</para>
504	</listitem>
505
506	<listitem>
507	<para>NAT Network: fixed 100% CPU load in VBoxNetNAT on Mac OS X
508	under certain circumstances (bug #15223)</para>
509	</listitem>
510
511	<listitem>
512	<para>ACPI: fixed ACPI tables to make the display color management
513	settings available again for older Windows versions (4.3.22
514	regression)</para>
515	</listitem>
516
517	<listitem>
518	<para>Guest Control: fixed <emphasis>VBoxManage copyfrom</emphasis>
519	command (bug #14336)</para>
520	</listitem>
521
522	<listitem>
523	<para>Snapshots: fixed several problems when removing older snapshots
524	(bug #15206)</para>
525	</listitem>
526
527	<listitem>
528	<para>VBoxManage: fixed <emphasis>--verbose</emphasis> output of the
529	<emphasis>guestcontrol</emphasis> command</para>
530	</listitem>
531
532	<listitem>
533	<para>Windows hosts: hardening fixes required for recent Windows 10
534	insider builds (bugs #15245, #15296)</para>
535	</listitem>
536
537	<listitem>
538	<para>Windows hosts: fixed support of jumbo frames in with bridged
539	networking (5.0.16 regression; bug #15209)</para>
540	</listitem>
541
542	<listitem>
543	<para>Windows hosts: don't prevent receiving multicast traffic if
544	host-only adapters are installed (bug #8698)</para>
545	</listitem>
546
547	<listitem>
548	<para>Linux hosts: added support for the new naming scheme of NVME disks when
549	creating raw disks</para>
550	</listitem>
551
552	<listitem>
553	<para>Solaris hosts / guests: properly sign the kernel modules (bug #12608)</para>
554	</listitem>
555
556	<listitem>
557	<para>Linux hosts / guests: Linux 4.5 fixes (bug #15251)</para>
558	</listitem>
559
560	<listitem>
561	<para>Linux hosts / guests: Linux 4.6 fixes (bug #15298)</para>
562	</listitem>
563
564	<listitem>
565	<para>Linux Additions: added a kernel graphics driver to support graphics
566	when X.Org does not have root rights (bug #14732)</para>
567	</listitem>
568
569	<listitem>
570	<para>Linux/Solaris Additions: fixed several issues causing Linux/Solatis
571	guests using software rendering when 3D acceleration is available</para>
572	</listitem>
573
574	<listitem>
575	<para>Windows Additions: fixed a hang with PowerPoint 2010 and the WDDM
576	drivers if Aero is disabled</para>
577	</listitem>
578
579	</itemizedlist>
580
581	</sect1>
582
583	<sect1>
584	<title>Version 5.0.16 (2016-03-04)</title>
585
586	<para>This is a maintenance release. The following items were fixed and/or
587	added:</para>
588
589	<itemizedlist>
590
591	<listitem>
592	<para>VMM: fixed a problem which could lead to a wrong guest behavior on
593	AMD CPUs (bugs #14831 and #15186)</para>
594	</listitem>
595
596	<listitem>
597	<para>GUI: don't try to synchronize the HID LEDs if the VM window is not
598	active or if it's minimized (Windows / Mac OS X hosts only; bug #14302)</para>
599	</listitem>
600
601	<listitem>
602	<para>GUI: prevent a crash during startup under rare conditions</para>
603	</listitem>
604
605	<listitem>
606	<para>GUI: sub-menu option to disable the guest-OS type overlay in the
607	application dock icon on Mac OS X</para>
608	</listitem>
609
610	<listitem>
611	<para>GUI: position off-screen windows to be fully visible again on relaunch</para>
612	</listitem>
613
614	<listitem>
615	<para>GUI: hide the VT-x/AMD-V checkbox if raw-mode is not supported
616	(usually Mac OS X hosts; bug #15178)</para>
617	</listitem>
618
619	<listitem>
620	<para>PC speaker passthrough: new experimental feature, available on
621	Linux host only</para>
622	</listitem>
623
624	<listitem>
625	<para>Audio: several fixes for Mac OS X hosts + guests</para>
626	</listitem>
627
628	<listitem>
629	<para>Audio: properly handle default audio device changes (Windows hosts)</para>
630	</listitem>
631
632	<listitem>
633	<para>USB: serveral fixes for the xHCI controller (e.g. for webcam
634	passthrough)</para>
635	</listitem>
636
637	<listitem>
638	<para>BIOS: fixed int15/AH=83/AL=00 function (4.2.0 regression)</para>
639	</listitem>
640
641	<listitem>
642	<para>iPXE: enable the HTTP download protocol on non-Linux hosts (bug #13628)</para>
643	</listitem>
644
645	<listitem>
646	<para>Shared folders: fixed a failure to load the saved state under
647	certain circumstances (bug #6314)</para>
648	</listitem>
649
650	<listitem>
651	<para>Guest Control: added support for (cached) Active Directory authentication
652	in case the domain controller is not reachable (anymore)</para>
653	</listitem>
654
655	<listitem>
656	<para>Serial ports: raised the number of serial ports per VM from 2 to 4
657	(bug #9109)</para>
658	</listitem>
659
660	<listitem>
661	<para>Serial ports: fix for the TCP/IP backend (Windows hosts only; bug #15188)</para>
662	</listitem>
663
664	<listitem>
665	<para>SDK: make the Python webservice API binding work again (5.0 regression)</para>
666	</listitem>
667
668	<listitem>
669	<para>Seamless mode: fixed a crash under certain circumstances
670	(bug #15106)</para>
671	</listitem>
672
673	<listitem>
674	<para>Linux hosts: fixed the /sbin/rcvboxdrv script as well as the missing
675	shebang in two scripts (bugs #15055 and #15057)</para>
676	</listitem>
677
678	<listitem>
679	<para>Linux hosts: properly uninstall Python files installed by the
680	.run installer</para>
681	</listitem>
682
683	<listitem>
684	<para>Windows hosts: hardening fix required for recent Windows insider
685	builds (bug #14052)</para>
686	</listitem>
687
688	<listitem>
689	<para>Windows hosts: fixed Python installation path (bug #13131)</para>
690	</listitem>
691
692	<listitem>
693	<para>Windows hosts: support MTU larger than 2 KB with bridged
694	networking (bug #15140)</para>
695	</listitem>
696
697	<listitem>
698	<para>Windows hosts / guests: properly sign binaries using a sha-256
699	certificate (bug #15054)</para>
700	</listitem>
701
702	<listitem>
703	<para>Windows Additions: fixed guest property enumeration of logged-in
704	users</para>
705	</listitem>
706
707	<listitem>
708	<para>Windows Additions: fixed sporadical failure of the graphics driver
709	in Windows 10 guests (bug #14409)</para>
710	</listitem>
711
712	<listitem>
713	<para>Windows Additions: under rare circumstances no mouse movement
714	events were delivered to the guest</para>
715	</listitem>
716
717	</itemizedlist>
718	</sect1>
719
720	<sect1>
721	<title>Version 5.0.14 (2016-01-19)</title>
722
723	<para>This is a maintenance release. The following items were fixed and/or
724	added:</para>
725
726	<itemizedlist>
727
728	<listitem>
729	<para>GUI: properly limit the number of VCPUs to the number of physical
730	cores on Mac OS X (bug #15018)</para>
731	</listitem>
732
733	<listitem>
734	<para>Audio: fixed a bug which prevented loading a saved state
735	of a saved guests with HDA emulation (5.0.12 regression; bug #14981)</para>
736	</listitem>
737
738	<listitem>
739	<para>Audio: don't crash if the backend is unable to initialize
740	(bug #14960)</para>
741	</listitem>
742
743	<listitem>
744	<para>Audio: fixed audio capture on Mac OS X (bug #14386)</para>
745	</listitem>
746
747	<listitem>
748	<para>Storage: fixed a possible crash when attaching the same ISO image
749	multiple times to the same VM (bug #14951)</para>
750	</listitem>
751
752	<listitem>
753	<para>BIOS: properly report if two floppy drives are attached</para>
754	</listitem>
755
756	<listitem>
757	<para>USB: fixed a problem with filters which would not capture the
758	device under certain circumstances (5.0.10 regression; bug #15042)</para>
759	</listitem>
760
761	<listitem>
762	<para>ExtPack: black-list Extension Packs older than 4.3.30 due to
763	incompatible changes not being properly handled in the past</para>
764	</listitem>
765
766	<listitem>
767	<para>Windows hosts: fixed a regression which caused robocopy
768	to fail (bug #14958)</para>
769	</listitem>
770
771	<listitem>
772	<para>Linux hosts: properly create the <emphasis>/sbin/rcvboxdrv</emphasis>
773	symbolic link (5.0.12 regression; bug #14989)</para>
774	</listitem>
775
776	<listitem>
777	<para>Mac OS X hosts: several fixes for USB on El Capitan (bug #14677)</para>
778	</listitem>
779
780	<listitem>
781	<para>Linux Additions: fixes for Linux 4.5 (bug #15032)</para>
782	</listitem>
783
784	</itemizedlist>
785	</sect1>
786
787	<sect1>
788	<title>Version 5.0.12 (2015-12-18)</title>
789
790	<para>This is a maintenance release. The following items were fixed and/or
791	added:</para>
792
793	<itemizedlist>
794
795	<listitem>
796	<para>GUI: fixed wrong scrolling behaviour in the VM selector window
797	when a VM item is dragged out of the chooser-pane area</para>
798	</listitem>
799
800	<listitem>
801	<para>GUI: fixed the validation of IPv6 port-forwarding rules</para>
802	</listitem>
803
804	<listitem>
805	<para>GUI: suppress the first-run wizard if a CD/DVD medium is
806	inserted using the selector UI</para>
807	</listitem>
808
809	<listitem>
810	<para>GUI: fixed the Ctrl+Break key sequence scan codes
811	(bug #14927)</para>
812	</listitem>
813
814	<listitem>
815	<para>GUI: improved handling of text selection mouse pointer (bug #750)</para>
816	</listitem>
817
818	<listitem>
819	<para>Host services: fixed a crash during VM shutdown under rare
820	conditions (5.0.6 regression; bug #14841)</para>
821	</listitem>
822
823	<listitem>
824	<para>Shared folders: fixed a sharing violation if a file is opened
825	to check the attributes (Windows hosts only; bug #14450)</para>
826	</listitem>
827
828	<listitem>
829	<para>Webcam: passthrough fix for certain devices (Mac OS X hosts only)</para>
830	</listitem>
831
832	<listitem>
833	<para>XHCI: fixed broken emulation if software virtualization is used</para>
834	</listitem>
835
836	<listitem>
837	<para>XHCI: several fixes</para>
838	</listitem>
839
840	<listitem>
841	<para>3D: fixed state handling under certain conditions (bug #13487)</para>
842	</listitem>
843
844	<listitem>
845	<para>Audio: several fixes</para>
846	</listitem>
847
848	<listitem>
849	<para>BIOS: added LBA64 support for being able to boot from huge hard
850	disks(bug #7415)</para>
851	</listitem>
852
853	<listitem>
854	<para>EFI: fix for Windows 10 guests</para>
855	</listitem>
856
857	<listitem>
858	<para>ExtPack: before installing an Extension Pack check if there are
859	VMs running to prevent file system locking issues</para>
860	</listitem>
861
862	<listitem>
863	<para>rdesktop-vrdp: source code tarball fixes</para>
864	</listitem>
865
866	<listitem>
867	<para>Windows hosts: fixed hang when using VBoxAuthSimple library for
868	VRDP external authentication (bug #14931)</para>
869	</listitem>
870
871	<listitem>
872	<para>Windows hosts: fixed a regression which prevented it to attach to
873	a physical network adapter having TCP/IP disabled (bug #14578)</para>
874	</listitem>
875
876	<listitem>
877	<para>Windows hosts: fixed a regression which caused multi-port adapters
878	to be shown as a single adapter (bugs #14558, #14622)</para>
879	</listitem>
880
881	<listitem>
882	<para>Windows hosts: fixed a regression which caused created host-only
883	adapters to not appear in the list (bug #14437)</para>
884	</listitem>
885
886	<listitem>
887	<para>Windows hosts: fixed host-only adapter creation issues related
888	to Windows 10 (bugs #14040, #14545)</para>
889	</listitem>
890
891	<listitem>
892	<para>Linux hosts: .desktop file compatibility issue (bug #14808)</para>
893	</listitem>
894
895	<listitem>
896	<para>Linux hosts / guests: fixes for RHEL 7.2 (bug #14866)</para>
897	</listitem>
898
899	<listitem>
900	<para>Linux hosts: the command for recompiling the host kernel modules
901	was changed again, to <emphasis>/sbin/rcvboxdrv setup</emphasis> (bug
902	#14723)</para>
903	</listitem>
904
905	<listitem>
906	<para>Linux hosts: some fixes for PCI passthrough (still highly
907	experimental)</para>
908	</listitem>
909
910	<listitem>
911	<para>Linux/Mac OS X hosts: fixed a VM hang during startup under certain
912	circumstances (bug #14933)</para>
913	</listitem>
914
915	<listitem>
916	<para>Solaris hosts: added Python 2.7 bindings</para>
917	</listitem>
918
919	<listitem>
920	<para>Mac OS X hosts: fixed a possible crash when the default input or
921	output audio device changes</para>
922	</listitem>
923
924	<listitem>
925	<para>Mac OS X hosts: fixed a panic under certain conditions</para>
926	</listitem>
927
928	<listitem>
929	<para>Linux Additions: prevent the compiler from doing dead-code
930	elemination on vital code in guest / host communication (bug #14497)</para>
931	</listitem>
932
933	<listitem>
934	<para>Linux Additions: when mounting a shared folder, explicitly pass
935	the share name so that /proc/mounts contains this name instead of 'none'</para>
936	</listitem>
937
938	<listitem>
939	<para>Linux Additions: workaround for a systemd problem in conjunction
940	with SELinux which prevented to properly enable the 'vboxadd' service
941	during while upgrading the Additions</para>
942	</listitem>
943
944	</itemizedlist>
945	</sect1>
946
947	<sect1>
948	<title>Version 5.0.10 (2015-11-10)</title>
949
950	<para>This is a maintenance release. The following items were fixed and/or
951	added:</para>
952
953	<itemizedlist>
954
955	<listitem>
956	<para>VMM: improved support for certain Intel Atom CPUs (bug #14773)</para>
957	</listitem>
958
959	<listitem>
960	<para>VMM: system register emulation fix (5.0 regression; bug #14515)</para>
961	</listitem>
962
963	<listitem>
964	<para>GUI: fixed immediate screenshot issue (bug #14108)</para>
965	</listitem>
966
967	<listitem>
968	<para>GUI: fixed another 3D overlay window reparenting issue when the
969	VM is switched to fullscreen mode on X11 hosts</para>
970	</listitem>
971
972	<listitem>
973	<para>GUI: fixed help index (bug #14722)</para>
974	</listitem>
975
976	<listitem>
977	<para>GUI: fixed state synchronization issue in the VM manager window
978	when VM was paused from its runtime window</para>
979	</listitem>
980
981	<listitem>
982	<para>Audio: fixed suspending/resuming audio streams on VM
983	pause/unpause (bug #14784)</para>
984	</listitem>
985
986	<listitem>
987	<para>Audio: properly reset AC97 audio streams, otherwise there is
988	silence until a non-48 kHz stream is played</para>
989	</listitem>
990
991	<listitem>
992	<para>Audio: fixed a small emulation quirk of the AD1980 codec of the
993	HDA device to make recent linux guests work (bug #14653)</para>
994	</listitem>
995
996	<listitem>
997	<para>USB: serveral fixes for the xHCI controller</para>
998	</listitem>
999
1000	<listitem>
1001	<para>USB: fixed a crash under certain conditions on hosts with Linux
1002	kernels older than version 3.3</para>
1003	</listitem>
1004
1005	<listitem>
1006	<para>USB: better identification of certain USB devices</para>
1007	</listitem>
1008
1009	<listitem>
1010	<para>NAT: support TCP in DNS proxy (bug #14736)</para>
1011	</listitem>
1012
1013	<listitem>
1014	<para>NAT Network: fixed sporadic crashes on Windows hosts (bug #13899)</para>
1015	</listitem>
1016
1017	<listitem>
1018	<para>API: when creating differencing images (e.g. as part of a snapshot
1019	or cloning a VM) use the same disk image variant as the parent image
1020	if possible, which means that e.g. a diff image for a VMDK image
1021	split into 2 GB files will also be split (bug #14764)</para>
1022	</listitem>
1023
1024	<listitem>
1025	<para>API: event queue handling fixes preventing loss of certain events
1026	at runtime (e.g. new webcam attached), particularly important on Mac
1027	OS X hosts</para>
1028	</listitem>
1029
1030	<listitem>
1031	<para>Webcam: passthrough fix for certain devices (Windows hosts only)</para>
1032	</listitem>
1033
1034	<listitem>
1035	<para>VBoxManage: don't crash on <emphasis>snapshot restorecurrent /
1036	edit</emphasis> if the VM has no snapshots</para>
1037	</listitem>
1038
1039	<listitem>
1040	<para>VBoxManage: don't crash on <emphasis>controlvm
1041	addencpassword</emphasis> (bug #14729)</para>
1042	</listitem>
1043
1044	<listitem>
1045	<para>Mac OS X hosts: use the correct kernel on certain hosts</para>
1046	</listitem>
1047
1048	<listitem>
1049	<para>Windows hosts: fixed VRDP external authentication</para>
1050	</listitem>
1051
1052	<listitem>
1053	<para>Windows hosts: allow to use a shared folder path with extended-length
1054	path prefix (5.0 regression; bug #14651)</para>
1055	</listitem>
1056
1057	<listitem>
1058	<para>Windows hosts: fix a crash in the netfilter host driver under
1059	certain conditions (bug #14799)</para>
1060	</listitem>
1061
1062	<listitem>
1063	<para>Windows host installer: documented and fixed public properties which
1064	can be used to control the installation to some extent</para>
1065	</listitem>
1066
1067	<listitem>
1068	<para>Windows host installer: fixed not starting the actual installation
1069	when showing the version information or help dialogs</para>
1070	</listitem>
1071
1072	<listitem>
1073	<para>X11 Additions: added basic support for X.Org Server 1.18 (3D
1074	requires additional fixes)</para>
1075	</listitem>
1076
1077	</itemizedlist>
1078	</sect1>
1079
1080	<sect1>
1081	<title>Version 5.0.8 (2015-10-20)</title>
1082
1083	<para>This is a maintenance release. The following items were fixed and/or
1084	added:</para>
1085
1086	<itemizedlist>
1087
1088	<listitem>
1089	<para>GUI: Mac OS X: Restore green zoom button for VM windows
1090	(it was hidden in previous release to avoid native full-screen issues).
1091	For Yosemite and El Capitan this button should work accordingly to the
1092	Apple HIG: Full-screen by default, maximize if the user holds the
1093	Option key.</para>
1094	</listitem>
1095
1096	<listitem>
1097	<para>Serial ports: fixed wrong IRQ number for the first serial port in
1098	the ACPI tables (5.0.6 regression; bug #14659)</para>
1099	</listitem>
1100
1101	<listitem>
1102	<para>API: fixed a 5.0 regression in <emphasis>VBoxManage setproperty
1103	defaultfrontend</emphasis> (bug #14696)</para>
1104	</listitem>
1105
1106	<listitem>
1107	<para>VBoxManage/vbox-img: conversion to RAW images could result in
1108	a disk image containing all zeroes</para>
1109	</listitem>
1110
1111	<listitem>
1112	<para>Linux hosts: several fixes for systemd integration in .deb / .rpm
1113	packages (e.g. bug #14665). The command for recompiling the host kernel
1114	modules was changed to <emphasis>/sbin/vboxconfig</emphasis></para>
1115	</listitem>
1116
1117	<listitem>
1118	<para>Linux hosts: make host-only interfaces report operstate UP
1119	only when they have VMs attached (bug #14526)</para>
1120	</listitem>
1121
1122	<listitem>
1123	<para>Mac OS X hosts: fix bpf capture and accounting of traffic
1124	on bridged and host-only interfaces (bug #14553)</para>
1125	</listitem>
1126
1127	<listitem>
1128	<para>Windows guests: fixed 3D rendering issues on high resolution
1129	displays</para>
1130	</listitem>
1131
1132	<listitem>
1133	<para>Windows Additions: fixed problems with 3D acceleration on Windows
1134	hosts with Intel HD graphics (bug #14670)</para>
1135	</listitem>
1136
1137	<listitem>
1138	<para>Linux Additions: fix service starting on Debian systems with
1139	systemd installed but not in use (bug #14683)</para>
1140	</listitem>
1141
1142	</itemizedlist>
1143
1144	</sect1>
1145
1146	<sect1>
1147	<title>Version 5.0.6 (2015-10-02)</title>
1148
1149	<para>This is a maintenance release. The following items were fixed and/or
1150	added:</para>
1151
1152	<itemizedlist>
1153
1154	<listitem>
1155	<para>GUI: the update check now uses the HTTP system proxy settings by
1156	default</para>
1157	</listitem>
1158
1159	<listitem>
1160	<para>GUI: About dialog improvements. Copyable version text, do not close
1161	dialog on mouse-clicks and focus losing, explicit close button at the
1162	bottom of dialog and disabled close button fix on OS X. (bugs #9912,
1163	#12749)</para>
1164	</listitem>
1165
1166	<listitem>
1167	<para>GUI: fixed bug when re-assigning shortcuts (bug #14565)</para>
1168	</listitem>
1169
1170	<listitem>
1171	<para>GUI: fixed default focus button in message-box dialogs (bug #14486)</para>
1172	</listitem>
1173
1174	<listitem>
1175	<para>GUI: fixed settings dialog which is opened if the network settings
1176	need to be changed at VM startup (5.0 regression; bug #14601)</para>
1177	</listitem>
1178
1179	<listitem>
1180	<para>GUI: fixed crash during VM start if an early error message needs
1181	to be shown, for example Linux kernel modules not present (bug #14646)</para>
1182	</listitem>
1183
1184	<listitem>
1185	<para>Bridged Networking: fixed handling of guest DHCP requests without UDP
1186	checksum when bridging to a wireless interface (bug #14615).</para>
1187	</listitem>
1188
1189	<listitem>
1190	<para>Audio: latency fixes (Windows hosts only; bug #4088)</para>
1191	</listitem>
1192
1193	<listitem>
1194	<para>Guest Control: correctly set <emphasis>USERNAME</emphasis> and
1195	<emphasis>USERPROFILE</emphasis> environment variables (Windows
1196	guests only)</para>
1197	</listitem>
1198
1199	<listitem>
1200	<para>Guest Control: several fixes</para>
1201	</listitem>
1202
1203	<listitem>
1204	<para>API: properly restore NAT port forwarding rules when reverting to
1205	a snapshot</para>
1206	</listitem>
1207
1208	<listitem>
1209	<para>Parallel ports: Several fixes allowing to enable two parallel ports
1210	for a VM</para>
1211	</listitem>
1212
1213	<listitem>
1214	<para>VBoxManage: fixed wrong output of <emphasis>debugvm show</emphasis>
1215	command</para>
1216	</listitem>
1217
1218	<listitem>
1219	<para>VBoxManage: fixed hang when specifying logging groups with
1220	<emphasis>debugvm log</emphasis> starting with
1221	<emphasis>h</emphasis>, for example <emphasis>hex</emphasis></para>
1222	</listitem>
1223
1224	<listitem>
1225	<para>Windows hosts: renamed <emphasis>VBoxStartup.log</emphasis> to
1226	<emphasis>VBoxHardening.log</emphasis> and provide this log file in
1227	the GUI log viewer</para>
1228	</listitem>
1229
1230	<listitem>
1231	<para>Windows hosts: fixed a small memory leak in the Windows host interface
1232	driver (VBoxNetAdp) which caused a BSOD if the driver verifier is enabled
1233	(bug #14562)</para>
1234	</listitem>
1235
1236	<listitem>
1237	<para>Windows hosts: fixed a failure to start VMs on hosts where dsound.dll
1238	is not available (bug #14574)</para>
1239	</listitem>
1240
1241	<listitem>
1242	<para>Windows hosts: another fix for <emphasis>VERR_LDR_MISMATCH_NATIVE</emphasis>
1243	errors (bug #14579)</para>
1244	</listitem>
1245
1246	<listitem>
1247	<para>Windows hosts: fixed host-to-guest communication with bridged networking
1248	(bugs #14326, #14457)</para>
1249	</listitem>
1250
1251	<listitem>
1252	<para>Windows hosts: fixed broken data receiving from the serial device with
1253	the named pipe backend if Kaspersky AV is installed</para>
1254	</listitem>
1255
1256	<listitem>
1257	<para>Linux hosts: Linux 4.3 compile fixes</para>
1258	</listitem>
1259
1260	<listitem>
1261	<para>Linux hosts: installer fix for certain systems (bug #14627)</para>
1262	</listitem>
1263
1264	<listitem>
1265	<para>Linux hosts / guests: native systemd support for the host/guest
1266	installer scripts. The scripts for re-compiling the kernel modules
1267	are now located at /sbin/rcvboxdrv (host) and /sbin/rcvboxadd
1268	(Guest Additions)</para>
1269	</listitem>
1270
1271	<listitem>
1272	<para>Mac OS X hosts: GUI-related fixes for El Capitan</para>
1273	</listitem>
1274
1275	<listitem>
1276	<para>Mac OS X hosts: fixed a problem with capturing USB devices under
1277	El Capitan</para>
1278	</listitem>
1279
1280	<listitem>
1281	<para>Mac OS X hosts: allow colon character on shared folders (bug #14554)</para>
1282	</listitem>
1283
1284	<listitem>
1285	<para>Linux Additions: properly set the VBoxService process ID in the PID
1286	file (bug #14571)</para>
1287	</listitem>
1288
1289	<listitem>
1290	<para>Linux Additions: Guest Control fixes (bug #14573)</para>
1291	</listitem>
1292
1293	<listitem>
1294	<para>Windows Additions: fixed shutting down VBoxTray when running with
1295	older VirtualBox host versions</para>
1296	</listitem>
1297
1298	<listitem>
1299	<para>Windows Additions: fixed video playback with VLC and Windows Media
1300	Player when the WDDM driver is used and 3D is not used</para>
1301	</listitem>
1302
1303	<listitem>
1304	<para>Windows Additions: prevent a possible VLC crash when the WDDM driver
1305	is used and 3D is enabled by implementing YV12 surfaces</para>
1306	</listitem>
1307
1308	</itemizedlist>
1309	</sect1>
1310
1311	<sect1>
1312	<title>Version 5.0.4 (2015-09-08)</title>
1313
1314	<para>This is a maintenance release. The following items were fixed and/or
1315	added:</para>
1316
1317	<itemizedlist>
1318
1319	<listitem>
1320	<para>VMM: fixed an issue with Windows 10 guest kernel debugging over the
1321	network for Hyper-V paravirtualized VMs</para>
1322	</listitem>
1323
1324	<listitem>
1325	<para>VMM: fixed a bug which prevented reading the saved state of the
1326	'PATM' unit from VirtualBox 4.3.x (bug #14512)</para>
1327	</listitem>
1328
1329	<listitem>
1330	<para>GUI: changed default OS type for Windows from Windows XP to Windows 7</para>
1331	</listitem>
1332
1333	<listitem>
1334	<para>GUI: added another pre-defined guest screen resolution (bug #14384)</para>
1335	</listitem>
1336
1337	<listitem>
1338	<para>GUI: fixed update check which was broken due to changing the
1339	location of the root certificates (bug #13096)</para>
1340	</listitem>
1341
1342	<listitem>
1343	<para>GUI: fixed issues with synchronization of Caps lock / Num lock / Scroll
1344	lock on Windows hosts (bug #14302)</para>
1345	</listitem>
1346
1347	<listitem>
1348	<para>GUI: don't crash during VM shutdown if 2D video acceleration and 3D support
1349	are enabled (Mac OS X hosts only)</para>
1350	</listitem>
1351
1352	<listitem>
1353	<para>GUI: several seamless fixes for certain X11 window managers, also when
1354	used in multi-screen setups</para>
1355	</listitem>
1356
1357	<listitem>
1358	<para>GUI: Log window size, position and cursor-position fixes</para>
1359	</listitem>
1360
1361	<listitem>
1362	<para>Audio: fixed playing leftover/deprecated audio samples</para>
1363	</listitem>
1364
1365	<listitem>
1366	<para>Audio: fixed playing audio after suspending the host (5.0 regression;
1367	Linux hosts using the ALSA backend)</para>
1368	</listitem>
1369
1370	<listitem>
1371	<para>Audio: fixed playing short audio samples which were chopped off
1372	formerly</para>
1373	</listitem>
1374
1375	<listitem>
1376	<para>Audio: fixed distortions on OS X when the sample rate of the guest stream
1377	and host device don't match</para>
1378	</listitem>
1379
1380	<listitem>
1381	<para>Storage: fixed raw disk access and flat VMDK image access which would
1382	be always opened readonly (5.0.2 regression; bugs #14425, #14461)</para>
1383	</listitem>
1384
1385	<listitem>
1386	<para>Storage: fixed initial encryption of VDI images after they were
1387	compacted (bug #14496)</para>
1388	</listitem>
1389
1390	<listitem>
1391	<para>VGA: fix for certain graphics modes (bug #14516)</para>
1392	</listitem>
1393
1394	<listitem>
1395	<para>NAT: don't freeze while the VM is paused if the network attachment
1396	mode is changed from/to NAT with activated port forwarding</para>
1397	</listitem>
1398
1399	<listitem>
1400	<para>OVF: fixed duplicate USB controller entries in exported OVA/OVF
1401	(bug #14462)</para>
1402	</listitem>
1403
1404	<listitem>
1405	<para>Shared Folders: fixed a path separator issue (bug #14434)</para>
1406	</listitem>
1407
1408	<listitem>
1409	<para>Drag and drop: fixed crashes on OS X hosts when doing host-to-guest
1410	transfers</para>
1411	</listitem>
1412
1413	<listitem>
1414	<para>VBoxManage: another attempt to not deny changing the network adapter
1415	type at VM runtime (5.0 regression; bug #14308)</para>
1416	</listitem>
1417
1418	<listitem>
1419	<para>VBoxManage: fixed broken <emphasis>guestcontrol <VM-Name> list</emphasis>
1420	command (5.0 regression)</para>
1421	</listitem>
1422
1423	<listitem>
1424	<para>VBoxManage: fixed broken Guest Control stdout/stderr output (5.0 regression)</para>
1425	</listitem>
1426
1427	<listitem>
1428	<para>Mac OS X hosts: fixed remaining problems with activated SMAP (Broadwell
1429	and later; bug #14412)</para>
1430	</listitem>
1431
1432	<listitem>
1433	<para>Mac OS X hosts: fixed broken 3D support (5.0.2 regression;
1434	bug #14476)</para>
1435	</listitem>
1436
1437	<listitem>
1438	<para>Linux hosts: Linux 4.2 fix</para>
1439	</listitem>
1440
1441	<listitem>
1442	<para>Linux hosts: don't crash on older Linux distributions if the DBus
1443	service isn't running (bug #14543)</para>
1444	</listitem>
1445
1446	<listitem>
1447	<para>Windows hosts: fixed the <emphasis>VERR_LDR_MISMATCH_NATIVE</emphasis>
1448	error message (bug #14420)</para>
1449	</listitem>
1450
1451	<listitem>
1452	<para>Windows hosts: fix for Windows 10 build 10525 and later (bug #14502)</para>
1453	</listitem>
1454
1455	<listitem>
1456	<para>Windows hosts: fixed network adapter enumeration on Windows 10 (bug #14437)</para>
1457	</listitem>
1458
1459	<listitem>
1460	<para>Windows hosts: prevent intermittent host network disconnects during
1461	VM start/shutdown with bridged networking (bug #14500)</para>
1462	</listitem>
1463
1464	<listitem>
1465	<para>Windows Additions: fixed the call to the memory allocation function
1466	(bug #14415)</para>
1467	</listitem>
1468
1469	<listitem>
1470	<para>Linux Additions: be more forgiving if the compilation of the
1471	vboxvideo module fails (bug #14547)</para>
1472	</listitem>
1473
1474	<listitem>
1475	<para>X11 Additions: fixed a number of small issues with dynamic
1476	resizing and full-screen and seamless modes.</para>
1477	</listitem>
1478
1479	</itemizedlist>
1480
1481	</sect1>
1482	<sect1>
1483	<title>Version 5.0.2 (2015-08-13)</title>
1484
1485	<para>This is a maintenance release. The following items were fixed and/or
1486	added:</para>
1487
1488	<itemizedlist>
1489
1490	<listitem>
1491	<para>VMM: added support for guest crash report MSRs with Hyper-V
1492	paravirtualization</para>
1493	</listitem>
1494
1495	<listitem>
1496	<para>VMM: fixed an issue causing artificially high load averages on
1497	Linux hosts</para>
1498	</listitem>
1499
1500	<listitem>
1501	<para>VMM: fixed a kernel panic with thread-context hooks caused by
1502	incompatible changes made to Linux 4.2 kernels</para>
1503	</listitem>
1504
1505	<listitem>
1506	<para>VMM: fixed a saved state issue with VT-x/AMD-V disabled
1507	(5.0 regression; bug #14304)</para>
1508	</listitem>
1509
1510	<listitem>
1511	<para>VMM: fixed <emphasis>VERR_SUPDRV_TSC_DELTA_MEASUREMENT_FAILED</emphasis>
1512	Guru Meditations on certain AMD CPUs (5.0 regression; bug #14370)</para>
1513	</listitem>
1514
1515	<listitem>
1516	<para>VMM: fixed a crash while creating a guest core dumps via the VM
1517	debug facility (5.0 regression)</para>
1518	</listitem>
1519
1520	<listitem>
1521	<para>VMM: This release has AVX2 passthrough disabled on every host and
1522	AVX passthrough disabled for 64-bit VMs on 32-bit hosts. This will be
1523	properly fixed in a future 5.0.x maintenance release (see e.g. bug #14262).</para>
1524	</listitem>
1525
1526	<listitem>
1527	<para>GUI: fixed rare hang and crash on VM shutdown/poweroff</para>
1528	</listitem>
1529
1530	<listitem>
1531	<para>GUI: X11: fixed few crashes caused by the Qt <emphasis>alien
1532	widgets</emphasis> feature</para>
1533	</listitem>
1534
1535	<listitem>
1536	<para>GUI: X11: fixed various mini-toolbar geometry quirks like positioning, z-order,
1537	transparency issues on certain window managers (bug #14257)</para>
1538	</listitem>
1539
1540	<listitem>
1541	<para>GUI: X11: fixed mini-toolbar minimize button issue under certain window managers
1542	(bug #14284)</para>
1543	</listitem>
1544
1545	<listitem>
1546	<para>GUI: VM menu actions availability should now be properly updated on
1547	full-screen/seamless/scaled mode switches</para>
1548	</listitem>
1549
1550	<listitem>
1551	<para>GUI: disk encryption password validation should be performed
1552	when user confirmed the password, not after each entered symbol</para>
1553	</listitem>
1554
1555	<listitem>
1556	<para>GUI: do not change the VM/group selection in the VM Manager to the newly
1557	created VM if it was created by another client (e.g. VBoxManage)</para>
1558	</listitem>
1559
1560	<listitem>
1561	<para>GUI: Mac OS X: do not treat 'almost maximized' VM windows as 'maximized',
1562	watch for the strict window geometry instead</para>
1563	</listitem>
1564
1565	<listitem>
1566	<para>GUI: improve the quality in scaled mode under some circumstances
1567	(5.0 regression; bug #14303)</para>
1568	</listitem>
1569
1570	<listitem>
1571	<para>VBoxManage: do not deny changing the network adapter type at
1572	VM runtime (5.0 regression; bug #14308)</para>
1573	</listitem>
1574
1575	<listitem>
1576	<para>VRDP: allow Windows 10 RDP clients (bug #14216)</para>
1577	</listitem>
1578
1579	<listitem>
1580	<para>Audio: fix a possible crash on VM process termination
1581	(5.0 regression)</para>
1582	</listitem>
1583
1584	<listitem>
1585	<para>Storage: improved raw disk access on OS X by unmounting
1586	any accessed volume before first use and prevent any mount attempt
1587	by the host (bug #14219)</para>
1588	</listitem>
1589
1590	<listitem>
1591	<para>3D: basic support for saving/restoring display lists</para>
1592	</listitem>
1593
1594	<listitem>
1595	<para>Drag and drop: fixed guest to host transfers on OS X hosts</para>
1596	</listitem>
1597
1598	<listitem>
1599	<para>Drag and drop: fixed memory leak on Windows guests</para>
1600	</listitem>
1601
1602	<listitem>
1603	<para>Shared Folders: fixed a problem with accessing CIFS shares
1604	(bug #14252)</para>
1605	</listitem>
1606
1607	<listitem>
1608	<para>Shared Folders: improved path conversion between hosts and
1609	guests with different path separators (bug #14153)</para>
1610	</listitem>
1611
1612	<listitem>
1613	<para>API: skip resetting of immutable media when the VM in saved
1614	state is started (bug #13957)</para>
1615	</listitem>
1616
1617	<listitem>
1618	<para>API: fixed method for setting medium IDs which used zero (invalid)
1619	UUIDs instead random (valid) UUIDs if no UUIDs were passed (bug #14350)</para>
1620	</listitem>
1621
1622	<listitem>
1623	<para>API: for Windows host fix detection of API client crashes which
1624	have a session open</para>
1625	</listitem>
1626
1627	<listitem>
1628	<para>OVF: properly export all VBox features including the setting
1629	for paravirtualization (bug #14390)</para>
1630	</listitem>
1631
1632	<listitem>
1633	<para>Mac OS X hosts: El Capitan USB fixes</para>
1634	</listitem>
1635
1636	<listitem>
1637	<para>Windows hosts: fixed crash when opening Windows dialogs
1638	from the VM process on Windows 10 (bug #14351)</para>
1639	</listitem>
1640
1641	<listitem>
1642	<para>Windows hosts: fixed host-only adapter creation issues on
1643	Windows 10 (bug #14040)</para>
1644	</listitem>
1645
1646	<listitem>
1647	<para>Windows hosts: fixed audio on Windows 10 (bug #14432)</para>
1648	</listitem>
1649
1650	<listitem>
1651	<para>Linux hosts: more fixes for activated SMAP on Linux 3.19
1652	and newer (Broadwell and later; bug #13961)</para>
1653	</listitem>
1654
1655	<listitem>
1656	<para>Linux hosts: check then name space before attaching to a host
1657	network interface (bug #13795)</para>
1658	</listitem>
1659
1660	<listitem>
1661	<para>Linux Additions: Linux 4.2 fixes (bug #14227)</para>
1662	</listitem>
1663
1664	<listitem>
1665	<para>Linux Additions: improved the performance of
1666	<emphasis>stat()</emphasis> to speed up certain file operations
1667	on shared folders</para>
1668	</listitem>
1669
1670	<listitem>
1671	<para>Windows Additions: fixed a potential crash in the WDDM driver
1672	with Windows 10 (bug #14190)</para>
1673	</listitem>
1674
1675	<listitem>
1676	<para>Solaris Additions: added support for X.Org Server 1.17</para>
1677	</listitem>
1678
1679	<listitem>
1680	<para>X11 Additions: various seamless mode fixes, including
1681	invisible windows under LXDE.</para>
1682	</listitem>
1683
1684	</itemizedlist>
1685	</sect1>
1686
1687	<sect1>
1688	<title>Version 5.0.0 (2015-07-09)</title>
1689
1690	<para>This is a major update. The following major new features
1691	were added:</para>
1692
1693	<itemizedlist>
1694
1695	<listitem>
1696	<para>Paravirtualization support for Windows and Linux guests to improve
1697	time-keeping accuracy and performance (see <xref linkend="gimproviders" />)</para>
1698	</listitem>
1699
1700	<listitem>
1701	<para>Make more instruction set extensions available to the guest when
1702	running with hardware-assisted virtualization and nested paging. Among
1703	others this includes: SSE 4.1, SSE4.2, AVX, AVX-2, AES-NI,
1704	<emphasis>POPCNT</emphasis>, <emphasis>RDRAND</emphasis> and
1705	<emphasis>RDSEED</emphasis></para>
1706	</listitem>
1707
1708	<listitem>
1709	<para>xHCI Controller to support USB 3 devices
1710	(see <xref linkend="settings-usb" />)</para>
1711	</listitem>
1712
1713	<listitem>
1714	<para>Drag and drop support (bidirectional) for Windows, Linux and Solaris guests</para>
1715	</listitem>
1716
1717	<listitem>
1718	<para>Disk image encryption (see <xref linkend="diskencryption" />)</para>
1719	</listitem>
1720
1721	<listitem>
1722	<para>VMs can now be started in <emphasis>separate mode</emphasis>. The VM
1723	process is started headless while the frontend runs as a separate process
1724	which can be terminated without stopping the VM.</para>
1725	</listitem>
1726
1727	<listitem>
1728	<para>GUI: VM guest-content scaling support (including 3D acceleration)</para>
1729	</listitem>
1730
1731	<listitem>
1732	<para>GUI: New User Interface settings page for customizing status-bar,
1733	menu-bar and guest-content scaling</para>
1734	</listitem>
1735
1736	<listitem>
1737	<para>GUI: New Encryption settings tab for customizing encryption options for
1738	disk images</para>
1739	</listitem>
1740
1741	<listitem>
1742	<para>GUI: HiDPI support including application icons and optional unscaled HiDPI
1743	output on Mac OS X (including 3D acceleration)</para>
1744	</listitem>
1745
1746	<listitem>
1747	<para>GUI: Hotplugging support for SATA disks</para>
1748	</listitem>
1749
1750	<listitem>
1751	<para>New, modular audio architecture for providing a better abstraction of the host
1752	audio backends</para>
1753	</listitem>
1754
1755	<listitem>
1756	<para>Support for the NDIS6 networking framework on Windows (default on Vista
1757	and later)</para>
1758	</listitem>
1759
1760	</itemizedlist>
1761
1762	<para>In addition, the following items were fixed and/or added:</para>
1763
1764	<itemizedlist>
1765
1766	<listitem>
1767	<para>VMM: improved timing on Solaris hosts with older VT-x hosts
1768	without preemption timers</para>
1769	</listitem>
1770
1771	<listitem>
1772	<para>VMM: further improvements for TSC frequency measurements and
1773	guest timekeeping</para>
1774	</listitem>
1775
1776	<listitem>
1777	<para>VMM: debug facility now includes the guest CPU's
1778	FPU/SSE/extended state in the core dump</para>
1779	</listitem>
1780
1781	<listitem>
1782	<para>VMM: fixed a hang under rare conditions on 32-bit hosts</para>
1783	</listitem>
1784
1785	<listitem>
1786	<para>VMM: several fixes</para>
1787	</listitem>
1788
1789	<listitem>
1790	<para>GUI: improved HID LEDs synchronization for Mac and Windows hosts.
1791	The physical LEDs state now restored together with the VM state.</para>
1792	</listitem>
1793
1794	<listitem>
1795	<para>GUI: take the guest screen aspect ratio into account for the
1796	preview window</para>
1797	</listitem>
1798
1799	<listitem>
1800	<para>GUI: provide direct access to storage media in the VM selector</para>
1801	</listitem>
1802
1803	<listitem>
1804	<para>GUI: allow to save the VM state from the selector even if the VM
1805	is already paused</para>
1806	</listitem>
1807
1808	<listitem>
1809	<para>VBoxManage: when exporting an appliance, support the suppression
1810	of MAC addresses, which means they will be always recreated on
1811	import, avoiding duplicate MAC addresses for VMs which are imported
1812	several times</para>
1813	</listitem>
1814
1815	<listitem>
1816	<para>VBoxManage: now supports renaming storage controllers and USB controllers</para>
1817	</listitem>
1818
1819	<listitem>
1820	<para>Guest Control: major overhaul, for example fixing wrong parameter quoting
1821	(bug #13157)</para>
1822	</listitem>
1823
1824	<listitem>
1825	<para>USB: added USB traffic capturing (see <xref linkend="usbtrafficcapturing" />)</para>
1826	</listitem>
1827
1828	<listitem>
1829	<para>Made resizing X11 guests work more reliably</para>
1830	</listitem>
1831
1832	<listitem>
1833	<para>API: block the removal of the current snapshot if it has child
1834	snapshots (only relevant for VMs without snapshottable hard disks,
1835	their presence always prevented removal), which resulted in VM
1836	config corruption</para>
1837	</listitem>
1838
1839	<listitem>
1840	<para>API: mark VM configs with snapshots but without current snapshot
1841	as inaccessible, as this combination is nonsense</para>
1842	</listitem>
1843
1844	<listitem>
1845	<para>API: fix information for some automatically generated events
1846	(only with XPCOM, Windows host was not affected), which caused
1847	errors when getting some of the attributes over the webservice
1848	(bug #12379)</para>
1849	</listitem>
1850
1851	<listitem>
1852	<para>API: fix crashes in Java API clients using the XPCOM binding,
1853	happened with output parameters only (bug #11232)</para>
1854	</listitem>
1855
1856	<listitem>
1857	<para>API: a number of settings (e.g. network settings) can now also
1858	be changed when the VM is in saved state</para>
1859	</listitem>
1860
1861	<listitem>
1862	<para>API: fixed incorrect resuming of VMs on host-resume unless they were
1863	previously paused due to a host-suspend</para>
1864	</listitem>
1865
1866	<listitem>
1867	<para>API: don't lose the saved state and "current state changed" flag
1868	during cloning of a VM</para>
1869	</listitem>
1870
1871	<listitem>
1872	<para>API: OS type description consistency fix (bug #14162)</para>
1873	</listitem>
1874
1875	<listitem>
1876	<para>VBoxSVC: don't keep the support driver permanently open</para>
1877	</listitem>
1878
1879	<listitem>
1880	<para>Main/Properties: properly drop transient guest properties when
1881	the VM is powered off</para>
1882	</listitem>
1883
1884	<listitem>
1885	<para>VRDP: fixed a couple of races which may cause a crash during
1886	VM poweroff</para>
1887	</listitem>
1888
1889	<listitem>
1890	<para>ExtPack: don't fail if the TMP directory contains non-latin1
1891	characters (bug #14159)</para>
1892	</listitem>
1893
1894	<listitem>
1895	<para>3D: fix potential race in which might cause a crash on VM
1896	termination</para>
1897	</listitem>
1898
1899	<listitem>
1900	<para>3D: fixed a possible memory leak in the host service</para>
1901	</listitem>
1902
1903	<listitem>
1904	<para>Serial: new TCP/IP backend (see <xref linkend="serialports"/>)</para>
1905	</listitem>
1906
1907	<listitem>
1908	<para>Storage: added USB mass storage device class
1909	(see <xref linkend="harddiskcontrollers"/>)</para>
1910	</listitem>
1911
1912	<listitem>
1913	<para>Storage: added <emphasis>vbox-img</emphasis> standalone tool for
1914	direct manipulation of virtual hard disk images without VBoxManage</para>
1915	</listitem>
1916
1917	<listitem>
1918	<para>Storage: fixed crash as a result of I/O errors in certain conditions
1919	(bug #13105)</para>
1920	</listitem>
1921
1922	<listitem>
1923	<para>NAT: fixed several potential crashes</para>
1924	</listitem>
1925
1926	<listitem>
1927	<para>NAT: don't forcibly reset/drop all connections when the link goes
1928	down</para>
1929	</listitem>
1930
1931	<listitem>
1932	<para>Netsniffer: properly handle changing of the trace file name
1933	at VM runtime</para>
1934	</listitem>
1935
1936	<listitem>
1937	<para>Audio: fixed audio output and input when changing the default audio device
1938	more than once on OS X</para>
1939	</listitem>
1940
1941	<listitem>
1942	<para>Audio: fixed audio input on OS X under certain circumstances</para>
1943	</listitem>
1944
1945	<listitem>
1946	<para>ICH9: fixed the interrupt disable logic for MSI interrupts; should
1947	fix old Linux guests with AHCI</para>
1948	</listitem>
1949
1950	<listitem>
1951	<para>USB: improve playback with USB sound devices attached to the emulated
1952	OHCI controller</para>
1953	</listitem>
1954
1955	<listitem>
1956	<para>Audio: provide Linux guests a different AC97 audio codec type so Linux
1957	ALSA does not mis-detect the link speed (default for new VMs)</para>
1958	</listitem>
1959
1960	<listitem>
1961	<para>BIOS: fix for booting from SCSI CD/DVD media</para>
1962	</listitem>
1963
1964	<listitem>
1965	<para>BIOS: fix for reads partially beyond end of disk (bug #14021)</para>
1966	</listitem>
1967
1968	<listitem>
1969	<para>VRDP: fixed listening for IPv6 on some systems (bug #14038)</para>
1970	</listitem>
1971
1972	<listitem>
1973	<para>rdesktop-vrdp: upgraded to version 1.8.3</para>
1974	</listitem>
1975
1976	<listitem>
1977	<para>Linux hosts: fixed a bug which made the netfilter driver ignore
1978	certain events (bug #12264)</para>
1979	</listitem>
1980
1981	<listitem>
1982	<para>Mac OS X hosts: El Capitan fixes</para>
1983	</listitem>
1984
1985	<listitem>
1986	<para>Mac OS X hosts: fixed a bug which might trigger a host kernel panic
1987	if a VM is started and another hypervisor is active</para>
1988	</listitem>
1989
1990	<listitem>
1991	<para>Solaris hosts: Solaris 12 installer fix</para>
1992	</listitem>
1993
1994	<listitem>
1995	<para>Guest Additions: added a heartbeat service
1996	(see <xref linkend="heartbeatservice" />)</para>
1997	</listitem>
1998
1999	<listitem>
2000	<para>Linux hosts / guests: support for Linux distributions using systemd
2001	without sysv emulation (e.g. ArchLinux)</para>
2002	</listitem>
2003
2004	<listitem>
2005	<para>Windows Additions/WDDM: improved video memory utilization and
2006	allow more/bigger guest screens with large resolutions (including HiDPI)
2007	</para>
2008	</listitem>
2009
2010	<listitem>
2011	<para>Linux Additions: added <emphasis>-s</emphasis> parameter to
2012	<emphasis>mount.vboxsf</emphasis> to be sloppy with invalid parameters</para>
2013	</listitem>
2014
2015	<listitem>
2016	<para>X11 Additions: fixed wrong DPI value (bug #14151)</para>
2017	</listitem>
2018
2019	<listitem>
2020	<para>Mac OS X guests: limit the CPU family for legacy guests</para>
2021	</listitem>
2022
2023	<listitem>
2024	<para>Solaris Additions: added quiesce support to co-operate with Solaris'
2025	fast-reboot feature</para>
2026	</listitem>
2027
2028	</itemizedlist>
2029
2030	</sect1>
2031
2032	<sect1>
2033	<title>Version 4.3.28 (2015-05-13)</title>
2034
2035	<para>This is a maintenance release. The following items were fixed and/or
2036	added:</para>
2037
2038	<itemizedlist>
2039
2040	<listitem>
2041	<para>VMM: fixed a Guru Meditation when rebooting certain guests (for
2042	example Solaris doing fast reboot) by fixing the implementation for INIT IPI</para>
2043	</listitem>
2044
2045	<listitem>
2046	<para>VMM: added some information for diagnosing rare
2047	<emphasis>VERR_VMX_INVALID_VMXON_PTR</emphasis> Guru Meditations (VT-x only)</para>
2048	</listitem>
2049
2050	<listitem>
2051	<para>GUI: HID LEDs sync: prevent synchronization if VM window has no focus
2052	(Windows and Mac OS X hosts only)</para>
2053	</listitem>
2054
2055	<listitem>
2056	<para>GUI: fixed drag and drop moving the cursor between guest screens on
2057	certain hosts</para>
2058	</listitem>
2059
2060	<listitem>
2061	<para>3D: fixed a crash on restoring the VM state on X11 hosts (bug #12737)</para>
2062	</listitem>
2063
2064	<listitem>
2065	<para>3D: fixed a crash on restoring the VM state</para>
2066	</listitem>
2067
2068	<listitem>
2069	<para>3D: fixed a crash on Linux guest shutdown (bug #12772)</para>
2070	</listitem>
2071
2072	<listitem>
2073	<para>VRDP: fixed incompatibility with rdesktop 1.8.3</para>
2074	</listitem>
2075
2076	<listitem>
2077	<para>VRDP: fixed listening for IPv6 on some systems (bug #14038)</para>
2078	</listitem>
2079
2080	<listitem>
2081	<para>Storage: don't crash if creating an asynchronous I/O context
2082	fails (e.g. when starting many VMs) and show a proper error message</para>
2083	</listitem>
2084
2085	<listitem>
2086	<para>Floppy: several fixes</para>
2087	</listitem>
2088
2089	<listitem>
2090	<para>Audio: improved the behavior of the volume control for the
2091	HD audio device emulation</para>
2092	</listitem>
2093
2094	<listitem>
2095	<para>USB: increase the number of supported drivers from 3 to 5
2096	(Windows hosts only)</para>
2097	</listitem>
2098
2099	<listitem>
2100	<para>PS/2 keyboard: synchronize the LED state on VM restore
2101	(Windows and Mac OS X hosts only)</para>
2102	</listitem>
2103
2104	<listitem>
2105	<para>NAT Network: when running multiple NAT networks with multiple VMs,
2106	only stop the respective services when stopping VMs (bug #14090)</para>
2107	</listitem>
2108
2109	<listitem>
2110	<para>NAT: don't kill UDP bindings on ICMP errors (bug #13475)</para>
2111	</listitem>
2112
2113	<listitem>
2114	<para>NAT: bandwidth limit now works properly with NAT (bug #11485)</para>
2115	</listitem>
2116
2117	<listitem>
2118	<para>BIOS: fixed the returned size value of the VBE 2.0 PMI function 0Ah
2119	(4.2.0 regression; bug #14096)</para>
2120	</listitem>
2121
2122	<listitem>
2123	<para>Guest Control: fixed parameter quoting in Windows guests
2124	(bug #13157)</para>
2125	</listitem>
2126
2127	<listitem>
2128	<para>Webcam passthrough improvements for Linux (V4L2) hosts to support more
2129	webcam models</para>
2130	</listitem>
2131
2132	<listitem>
2133	<para>API: don't fail starting a VM with <emphasis>VBOX_E_INVALID_OBJECT_STATE</emphasis>
2134	under certain conditions (bug #13617)</para>
2135	</listitem>
2136
2137	<listitem>
2138	<para>API: be more verbose on <emphasis>VBOX_E_INVALID_OBJECT_STATE</emphasis>
2139	if a medium is attached to a running VM (bug #13560)</para>
2140	</listitem>
2141
2142	<listitem>
2143	<para>API: fixed a bug which could result in losing certain screen resize
2144	events with multi-monitor guests</para>
2145	</listitem>
2146
2147	<listitem>
2148	<para>rdesktop-vrdp: fixed path to the keymaps (bug #12066)</para>
2149	</listitem>
2150
2151	<listitem>
2152	<para>rdesktop-vrdp: switch to version 1.8.3</para>
2153	</listitem>
2154
2155	<listitem>
2156	<para>Windows hosts: more hardening fixes (e.g. bugs #14051, #14052)</para>
2157	</listitem>
2158
2159	<listitem>
2160	<para>Linux hosts: another fix for activated SMAP on Linux 3.19
2161	and newer (Broadwell and later; bug #13961)</para>
2162	</listitem>
2163
2164	<listitem>
2165	<para>Linux hosts: Linux 4.1 compile fix (bug #14081)</para>
2166	</listitem>
2167
2168	<listitem>
2169	<para>Solaris hosts: fixed using of VNIC templates with Crossbow based
2170	bridged networking to be compatible with vanity interface names</para>
2171	</listitem>
2172
2173	<listitem>
2174	<para>Mac OS X hosts: fixed crash during VM termination under rare
2175	circumstances</para>
2176	</listitem>
2177
2178	<listitem>
2179	<para>Windows Additions/WDDM: improved video memory utilization and allow
2180	more/bigger guest screens with large resolutions (including HiDPI)</para>
2181	</listitem>
2182
2183	<listitem>
2184	<para>X11 Additions: prevent flickering when updating mouse cursor</para>
2185	</listitem>
2186
2187	<listitem>
2188	<para>Solaris Additions: fixed incorrect usage of 'prtconf' while
2189	installing Guest Additions (Solaris 10 only)</para>
2190	</listitem>
2191
2192	</itemizedlist>
2193	</sect1>
2194
2195	<sect1>
2196	<title>Version 4.3.26 (2015-03-16)</title>
2197
2198	<para>This is a maintenance release. The following items were fixed and/or
2199	added:</para>
2200
2201	<itemizedlist>
2202
2203	<listitem>
2204	<para>GUI: in the snapshots pane, protect the age of snapshots against
2205	wrong host time (bug #13955)</para>
2206	</listitem>
2207
2208	<listitem>
2209	<para>NAT Network: fixed a bug which prevented to propagate any DNS
2210	name server / domain / search string information to the NAT network
2211	(4.3.24 regression; bugs #13915, #13918)</para>
2212	</listitem>
2213
2214	<listitem>
2215	<para>NAT Network: don't delay the shutdown of VBoxSVC on
2216	Windows hosts</para>
2217	</listitem>
2218
2219	<listitem>
2220	<para>Mouse support: the mouse could not be moved under rare
2221	conditions if no Guest Additions are installed (4.3.24 regression;
2222	bug #13935)</para>
2223	</listitem>
2224
2225	<listitem>
2226	<para>Storage: if the guest ejects a virtual CD/DVD medium, make the
2227	change permanent (bugs #9858, #12885)</para>
2228	</listitem>
2229
2230	<listitem>
2231	<para>VGA: made saving secondary screen sizes possible in X11 guests</para>
2232	</listitem>
2233
2234	<listitem>
2235	<para>SDK: fixed the VirtualBox.tlb file (4.3.20 regression; bug #13943)</para>
2236	</listitem>
2237
2238	<listitem>
2239	<para>rdesktop-vrdp: make it work with USB devices again
2240	(4.3.14 regression; bug #13901)</para>
2241	</listitem>
2242
2243	<listitem>
2244	<para>USB: fixed a possible BSOD on Windows hosts under rare conditions</para>
2245	</listitem>
2246
2247	<listitem>
2248	<para>iPXE: enable the HTTP download protocol on non-Linux hosts (bug #13628)</para>
2249	</listitem>
2250
2251	<listitem>
2252	<para>Mac OS X hosts: don't panic on hosts with activated SMAP (Broadwell
2253	and later; bug #13951)</para>
2254	</listitem>
2255
2256	<listitem>
2257	<para>Linux hosts: don't crash Linux 4.0 hosts (bug #13835)</para>
2258	</listitem>
2259
2260	</itemizedlist>
2261	</sect1>
2262
2263	<sect1>
2264	<title>Version 4.3.24 (2015-03-02)</title>
2265
2266	<para>This is a maintenance release. The following items were fixed and/or
2267	added:</para>
2268
2269	<itemizedlist>
2270
2271	<listitem>
2272	<para>VMM: emulation fix for the <emphasis>ENTER</emphasis> instruction
2273	under certain conditions; fixes Solaris 10 guests (VT-x without
2274	unrestricted guest execution)</para>
2275	</listitem>
2276
2277	<listitem>
2278	<para>VMM: fix for handling NMIs on Linux hosts with X2APIC enabled</para>
2279	</listitem>
2280
2281	<listitem>
2282	<para>NAT/NAT Network: fix connection drops when the host's DHCP lease
2283	was renewed (4.3.22 regression; Windows hosts only; bug #13839)</para>
2284	</listitem>
2285
2286	<listitem>
2287	<para>NAT: don't crash on an empty domain list when switching the
2288	DNS host configuration (4.3.22 regression; Mac OS X hosts only;
2289	bug #13874)</para>
2290	</listitem>
2291
2292	<listitem>
2293	<para>PXE: re-enable it on Windows hosts (4.3.22 regression; Windows hosts
2294	only; bug #13842)
2295	</para>
2296	</listitem>
2297
2298	<listitem>
2299	<para>Shared Folders: fixed a problem with Windows guests (4.3.22 regression;
2300	bug #13786)</para>
2301	</listitem>
2302
2303	<listitem>
2304	<para>Audio: improved record quality when using the DirectSound audio
2305	backend</para>
2306	</listitem>
2307
2308	<listitem>
2309	<para>VBoxManage: when executing the <emphasis>controlvm</emphasis> command
2310	take care that the corresponding VM runtime changes are saved permanently
2311	(bug #13892)</para>
2312	</listitem>
2313
2314	<listitem>
2315	<para>Windows Installer: properly install the 32-bit version of VBoxRes.dll
2316	on 32-bit hosts (bug #13876)</para>
2317	</listitem>
2318
2319	<listitem>
2320	<para>Linux hosts / guests: Linux 4.0 fixes (bug #13835)</para>
2321	</listitem>
2322
2323	<listitem>
2324	<para>OS/2 Additions: fixed mouse integration (4.3.22 regression;
2325	bug #13825)</para>
2326	</listitem>
2327
2328	</itemizedlist>
2329	</sect1>
2330
2331	<sect1>
2332	<title>Version 4.3.22 (2015-02-12)</title>
2333
2334	<para>This is a maintenance release. The following items were fixed and/or
2335	added:</para>
2336
2337	<itemizedlist>
2338
2339	<listitem>
2340	<para>VMM: refined measurement of TSC frequency on the host, improves
2341	timekeeping for guests</para>
2342	</listitem>
2343
2344	<listitem>
2345	<para>VMM: decreased CPU load resulting from guest MMIO writes to the
2346	virtual APIC</para>
2347	</listitem>
2348
2349	<listitem>
2350	<para>VMM: fixed interception of debug exceptions, observed while using
2351	the dbx debugger on Solaris guests (VT-x only)</para>
2352	</listitem>
2353
2354	<listitem>
2355	<para>GUI: 3D overlay window positioning code improved, fixed potential
2356	misplacement of 3D accelerated guest graphics content</para>
2357	</listitem>
2358
2359	<listitem>
2360	<para>GUI: fixed accident SSL authentication failures during update
2361	check on Windows hosts (bug #12969)</para>
2362	</listitem>
2363
2364	<listitem>
2365	<para>GUI: never send the "ACPI power" keyboard scancode to the guest,
2366	we have the ACPI power button for that</para>
2367	</listitem>
2368
2369	<listitem>
2370	<para>GUI: was unable to properly restore seamless mode VM from
2371	snapshot/saved-state under some circumstances</para>
2372	</listitem>
2373
2374	<listitem>
2375	<para>VBoxHeadless: don't crash if 3D is enabled in the VM settings
2376	(bug #10250)</para>
2377	</listitem>
2378
2379	<listitem>
2380	<para>ATA: fixed several passthrough issues (bugs #12310, #1360)</para>
2381	</listitem>
2382
2383	<listitem>
2384	<para>Audio: fixed DirectSound failure when the the host has no audio
2385	input device (Windows hosts only; bug #9205)</para>
2386	</listitem>
2387
2388	<listitem>
2389	<para>SB16: fixed compatibility issue (bug #13769)</para>
2390	</listitem>
2391
2392	<listitem>
2393	<para>Storage: fixed broken CD/DVD passthrough when using the
2394	IDE controller (bug #12310)</para>
2395	</listitem>
2396
2397	<listitem>
2398	<para>NAT: new ping proxy for Windows hosts (bug #11871)</para>
2399	</listitem>
2400
2401	<listitem>
2402	<para>NAT: Properly report outbound connect(2) failures to
2403	guest with TCP RST or ICMP (bug #10525)</para>
2404	</listitem>
2405
2406	<listitem>
2407	<para>NAT Network: no need for frequent wakeups in VBoxNetDHCP
2408	and VBoxNetNAT (bug #11681)</para>
2409	</listitem>
2410
2411	<listitem>
2412	<para>Host-only adapter: prevent Windows from creating an "Unidentified
2413	network" (bug #9688)</para>
2414	</listitem>
2415
2416	<listitem>
2417	<para>Bridged Networking: don't leak host-to-guest traffic to
2418	the wireless network when bridging to a wireless interface
2419	(bug #13714)</para>
2420	</listitem>
2421
2422	<listitem>
2423	<para>Main: fixed a possible race when changing the medium leading
2424	to a deadlock under rare conditions (bug #13722)</para>
2425	</listitem>
2426
2427	<listitem>
2428	<para>VBoxManage: fixed return code if starting a VM failed
2429	(bug #13773)</para>
2430	</listitem>
2431
2432	<listitem>
2433	<para>Settings: on Windows host, do not use environment variable HOME
2434	at all, the settings location is derived from the user profile
2435	directory (bug #7689)</para>
2436	</listitem>
2437
2438	<listitem>
2439	<para>API: fixed 2 deadlock opportunities related to medium handling
2440	(bugs #13789, #13801, thank you Alexander Urakov)</para>
2441	</listitem>
2442
2443	<listitem>
2444	<para>API: fixed bug in XPCOM which created too few worker threads,
2445	sporadically resulting in a deadlock (bug #13802, thank you Alexander
2446	Urakov)</para>
2447	</listitem>
2448
2449	<listitem>
2450	<para>SDK: fixed a garbage collection leak in the Python VirtualBox
2451	webservice API binding (bug #13817)</para>
2452	</listitem>
2453
2454	<listitem>
2455	<para>Linux hosts: fixes for activated SMAP (Broadwell and later,
2456	bug #13820)</para>
2457	</listitem>
2458
2459	<listitem>
2460	<para>X11 guests: prevent unwanted hiding of guest screens
2461	on multi-monitor guests (bug #13287)</para>
2462	</listitem>
2463
2464	<listitem>
2465	<para>X11 guests: added support for X.Org Server 1.17</para>
2466	</listitem>
2467
2468	<listitem>
2469	<para>X11 Additions: fixed a memory leak in VBoxService if libdbus
2470	is available but dbus-daemon isn't running (bug #13770)</para>
2471	</listitem>
2472
2473	<listitem>
2474	<para>Windows Additions: prevent VBox WDDM driver from loading if host
2475	reports weak OpenGL capabilities. 3D content now can be shown over
2476	Remote Desktop connection.</para>
2477	</listitem>
2478
2479	<listitem>
2480	<para>Winodws Additions: some fixes for recent Windows 10 Previews</para>
2481	</listitem>
2482
2483	<listitem>
2484	<para>Linux Additions: fixed a compatibility issue with 64-bit
2485	Linux 2.4 kernels</para>
2486	</listitem>
2487
2488	<listitem>
2489	<para>Linux Additions: fixed a potential use-after-free when unloading
2490	the VBoxGuest module</para>
2491	</listitem>
2492
2493	<listitem>
2494	<para>Linux Additions: Linux 3.19 fixes (bug #13741)</para>
2495	</listitem>
2496
2497	</itemizedlist>
2498	</sect1>
2499
2500	<sect1>
2501	<title>Version 4.3.20 (2014-11-21)</title>
2502
2503	<para>This is a maintenance release. The following items were fixed and/or
2504	added:</para>
2505
2506	<itemizedlist>
2507
2508	<listitem>
2509	<para>VMM: fixed reboot hang of 32-bit Windows SMP guests (bugs #13319,
2510	#13462)</para>
2511	</listitem>
2512
2513	<listitem>
2514	<para>VMM: proper <emphasis>Math Fault</emphasis> handling with certain
2515	legacy guests (bug #9042, AMD hosts)</para>
2516	</listitem>
2517
2518	<listitem>
2519	<para>VMM: fixed a Guru Meditation <emphasis>VINF_EM_TRIPLE_FAULT</emphasis>
2520	on older CPUs that don't support MSR-bitmaps (VT-x only;
2521	bugs #13034, #13125, #13311, #13425, #13426, #13463, #13585)</para>
2522	</listitem>
2523
2524	<listitem>
2525	<para>GUI: fix 3D overlay window reparenting issue when VM goes to
2526	fullscreen mode on X11 hosts</para>
2527	</listitem>
2528
2529	<listitem>
2530	<para>GUI: fix occasional loss of focus in full-screen mode on X11
2531	host systems (4.3.16 regression)</para>
2532	</listitem>
2533
2534	<listitem>
2535	<para>GUI: Mac OS X: wizards should have Cancel button
2536	(bug #12541)</para>
2537	</listitem>
2538
2539	<listitem>
2540	<para>GUI: added a global option to prevent automatic raising of the
2541	new window by mouse move with multi-screen guests (bug #8878)</para>
2542	</listitem>
2543
2544	<listitem>
2545	<para>API: accept remote display port 0 as the default RDP port
2546	(bug #8534)</para>
2547	</listitem>
2548
2549	<listitem>
2550	<para>VBoxManage: fixed crash when executing <emphasis>showvminfo</emphasis>
2551	command under certain circumstances (bug #13190)</para>
2552	</listitem>
2553
2554	<listitem>
2555	<para>ACPI: fixed occassional Guru Meditations in ACPI timer code
2556	(4.3.18 regression; bug #13521)</para>
2557	</listitem>
2558
2559	<listitem>
2560	<para>EFI: improved performance of IDE disk access</para>
2561	</listitem>
2562
2563	<listitem>
2564	<para>EFI: fixed a bug in the EFI video driver which prevented
2565	Windows to boot in UEFI mode (bug #12022)</para>
2566	</listitem>
2567
2568	<listitem>
2569	<para>EFI: properly announce the amount of RAM for big VMs
2570	(bugs #11103 and #13211)</para>
2571	</listitem>
2572
2573	<listitem>
2574	<para>Storage: fixed a crash under certain cicrumstances when a medium
2575	was ejected from a drive attached to the SATA controller without
2576	inserting a new medium before pausing or closing the VM
2577	(4.3.16 regression) </para>
2578	</listitem>
2579
2580	<listitem>
2581	<para>Storage: fixed an interrupt acknowledge issue causing hanging guests
2582	or slower I/O (4.3.18 regression)</para>
2583	</listitem>
2584
2585	<listitem>
2586	<para>Storage: fixed broken resume after the VM was suspended due to
2587	a full disk if host I/O caching is used</para>
2588	</listitem>
2589
2590	<listitem>
2591	<para>Storage: fixed a Guru Meditation under certain conditions when
2592	using the DevLsiLogic controller with VMs running in raw mode
2593	(4.3 regression; bugs #12254, #12655, #12709, #12774, #12886)</para>
2594	</listitem>
2595
2596	<listitem>
2597	<para>Guest Control: fixed a bug which might lead to a crash during
2598	recursive copy</para>
2599	</listitem>
2600
2601	<listitem>
2602	<para>SDK: Java COM bindings fixes</para>
2603	</listitem>
2604
2605	<listitem>
2606	<para>iPXE: enable the HTTP download protocol (bug #13628)</para>
2607	</listitem>
2608
2609	<listitem>
2610	<para>Runtime: do not use a fixed stack size creating temporary threads
2611	during initialization (bug #13038)</para>
2612	</listitem>
2613
2614	<listitem>
2615	<para>Windows hosts: fixed more startup problems on certain Windows hosts due
2616	to conflicts with anti-virus software; better error reporting
2617	(4.3.14 regression; bug #13187)</para>
2618	</listitem>
2619
2620	<listitem>
2621	<para>Windows hosts: fixed DirectSound host audio failure under certain conditions
2622	(bug #13418)</para>
2623	</listitem>
2624
2625	<listitem>
2626	<para>Windows hosts: fixed additional cases of 4.3.14 regression
2627	whereby AltGr stopped working for some people (bug #13216)</para>
2628	</listitem>
2629
2630	<listitem>
2631	<para>Windows Additions: preserve guest monitor layout when resizing
2632	Windows 7 or newer guests</para>
2633	</listitem>
2634
2635	<listitem>
2636	<para>Linux Additions: Linux 3.18 compile fixes (bug #13515)</para>
2637	</listitem>
2638
2639	</itemizedlist>
2640	</sect1>
2641
2642	<sect1>
2643	<title>Version 4.3.18 (2014-10-10)</title>
2644
2645	<para>This is a maintenance release. The following items were fixed and/or
2646	added:</para>
2647
2648	<itemizedlist>
2649
2650	<listitem>
2651	<para>VMM: fixed a potential misbehavior after restoring the A20 state
2652	from a saved state</para>
2653	</listitem>
2654
2655	<listitem>
2656	<para>GUI: fixed full-screen mode mini-toolbar related regressions
2657	for different platforms and window managers (bug #13369)</para>
2658	</listitem>
2659
2660	<listitem>
2661	<para>GUI: X11: fixed full-screen mode Unity panels quirk caused by
2662	mini-toolbar code changes in last release (bug #13365)</para>
2663	</listitem>
2664
2665	<listitem>
2666	<para>GUI: X11: added possibility to use legacy full-screen mode
2667	as the new one can cause multi-screen issues under Unity, see
2668	<xref linkend="legacy-fullscreen-mode" xreflabel="here"/> (bug #13365)</para>
2669	</listitem>
2670
2671	<listitem>
2672	<para>GUI: Mac OS X: fixed full-screen mode artifact causing black screen
2673	when 3D acceleration was enabled on 10.10 Yosemite hosts (bug #13448)</para>
2674	</listitem>
2675
2676	<listitem>
2677	<para>GUI: Mac OS X: fixed regression in user-space swiping from/to
2678	VBox in full-screen mode</para>
2679	</listitem>
2680
2681	<listitem>
2682	<para>GUI: Mac OS X: fixed issue with switching to VBox in full-screen
2683	mode through Alt+Tab and Mission Control</para>
2684	</listitem>
2685
2686	<listitem>
2687	<para>Storage: fixed data corruption when resizing huge VHD images under
2688	certain circumstances (bug #11960)</para>
2689	</listitem>
2690
2691	<listitem>
2692	<para>Storage: fixed a rare hang during startup when the BIOS enumerates the
2693	storage devices attached to the SATA controller</para>
2694	</listitem>
2695
2696	<listitem>
2697	<para>Storage: follow the spec with AHCI interrupt acknowledge (bug #13474)</para>
2698	</listitem>
2699
2700	<listitem>
2701	<para>Storage: fixed broken iSCSI authentication (4.3.14 regression; bugs #13386,
2702	#13435)</para>
2703	</listitem>
2704
2705	<listitem>
2706	<para>NAT Network: properly parse port forwarding rules to allow UDP
2707	rules</para>
2708	</listitem>
2709
2710	<listitem>
2711	<para>USB: fixed a crash on Linux hosts with older Linux kernels (bug #13400) and
2712	several other fixes</para>
2713	</listitem>
2714
2715	<listitem>
2716	<para>ACPI: fixed ACPI timer anomalies (bug #12076)</para>
2717	</listitem>
2718
2719	<listitem>
2720	<para>Guest Control: fixed a memory leak (bug #13434)</para>
2721	</listitem>
2722
2723	<listitem>
2724	<para>Main: when removing a VM, do also remove the VBoxStartup.log file
2725	which might exist on Windows hosts (bug #13478)</para>
2726	</listitem>
2727
2728	<listitem>
2729	<para>Windows hosts: fixed more startup problems on certain Windows hosts due
2730	to conflicts with anti-virus software; better error reporting
2731	(4.3.14 regression; bug #13187)</para>
2732	</listitem>
2733
2734	<listitem>
2735	<para>Windows hosts: propagate the process startup information to the child
2736	process (4.3.14 regression; bug #13243)</para>
2737	</listitem>
2738
2739	<listitem>
2740	<para>Mac OS X hosts: don't force using the discrete GPU (bug #11111)</para>
2741	</listitem>
2742
2743	<listitem>
2744	<para>Windows Additions: some Windows 10 tweaks</para>
2745	</listitem>
2746
2747	<listitem>
2748	<para>X11 guests: fix a bug handling video driver display properties
2749	which prevented GNOME Shell on Fedora 21 from starting</para>
2750	</listitem>
2751
2752	<listitem>
2753	<para>Linux hosts / guests: fixed a few remaining warnings in the kernel
2754	log if memory allocation fails (bug #11171)</para>
2755	</listitem>
2756
2757	</itemizedlist>
2758	</sect1>
2759
2760	<sect1>
2761	<title>Version 4.3.16 (2014-09-09)</title>
2762
2763	<para>This is a maintenance release. The following items were fixed and/or
2764	added:</para>
2765
2766	<itemizedlist>
2767
2768	<listitem>
2769	<para>VMM: fixed restoring 32-bit FPU state on 64-bit capable VMs
2770	and restoring guest FPU in raw-mode VMs (bug #12646; 4.3 regression)</para>
2771	</listitem>
2772
2773	<listitem>
2774	<para>GUI: properly restore normal/scale mode guest-screen size
2775	after exiting full-screen/seamless mode</para>
2776	</listitem>
2777
2778	<listitem>
2779	<para>GUI: mini-toolbar should provoke less artifacts/conflicts with
2780	3D guest rendering</para>
2781	</listitem>
2782
2783	<listitem>
2784	<para>GUI: Mac OS X: Native full-screen multi-screen transition
2785	was able to blackout host-screens for nearly minute</para>
2786	</listitem>
2787
2788	<listitem>
2789	<para>GUI: X11: Modern window managers should now use native full-screen
2790	multi-screen mapping API</para>
2791	</listitem>
2792
2793	<listitem>
2794	<para>GUI: added extradata item for configuring the mouse capture
2795	behavior, see <xref linkend="mouse-capture" xreflabel="here"/>
2796	(bug #3506)</para>
2797	</listitem>
2798
2799	<listitem>
2800	<para>Storage: fixed a VBoxSVC crash when querying an iSCSI target with
2801	authentication configured (4.3.14 regression)</para>
2802	</listitem>
2803
2804	<listitem>
2805	<para>Storage: fixed a rare data corruption during reads if another
2806	allocating write is running concurrently and accesses the same range</para>
2807	</listitem>
2808
2809	<listitem>
2810	<para>Storage: fixed a rare crash for certain VHD images from other products</para>
2811	</listitem>
2812
2813	<listitem>
2814	<para>Storage: fixed a rare release assertion when using the AHCI controller</para>
2815	</listitem>
2816
2817	<listitem>
2818	<para>Floppy: fixed read errors and guest memory corruption when running
2819	under control of QEMM</para>
2820	</listitem>
2821
2822	<listitem>
2823	<para>3D: added experimental support for rendering on offline GPUs for Mac OS X host</para>
2824	</listitem>
2825
2826	<listitem>
2827	<para>3D: fixed white window appearing on entering FullScreen mode on Mac OS X host</para>
2828	</listitem>
2829
2830	<listitem>
2831	<para>3D: fixed video recording support for 3D data regression (bug #13073)</para>
2832	</listitem>
2833
2834	<listitem>
2835	<para>3D: fixes for MS Office 2013 support</para>
2836	</listitem>
2837
2838	<listitem>
2839	<para>3D: several fixes</para>
2840	</listitem>
2841
2842	<listitem>
2843	<para>Bridged Networking: improved IPv6 support when bridging
2844	to a wireless interface</para>
2845	</listitem>
2846
2847	<listitem>
2848	<para>NAT: prevent internal DNS service from stuck in host-resolver mode
2849	when host was switched from one network to another one while host was
2850	sleeping (Mac OS X hosts)</para>
2851	</listitem>
2852
2853	<listitem>
2854	<para>NAT: preserve DF (if possible) and TOS when proxying
2855	outbound UDP datagrams (bugs #9440, #12309)</para>
2856	</listitem>
2857
2858	<listitem>
2859	<para>NAT: don't let multicast datagrams out (bug #7338)</para>
2860	</listitem>
2861
2862	<listitem>
2863	<para>NAT: fixed handling of large incoming UDP datagrams on
2864	Windows hosts (bug #12136)</para>
2865	</listitem>
2866
2867	<listitem>
2868	<para>NAT: fixed handling of the RFC 1533 DHCP PAD option</para>
2869	</listitem>
2870
2871	<listitem>
2872	<para>NAT Network: fixed inbound half-close on Windows hosts</para>
2873	</listitem>
2874
2875	<listitem>
2876	<para>NAT Network: preserve IPv4 DF (if possible), TTL, TOS
2877	and IPv6 Hop Limit when proxying outbound UDP
2878	datagrams</para>
2879	</listitem>
2880
2881	<listitem>
2882	<para>VRDP: fixed a rare crash when using remote audio input</para>
2883	</listitem>
2884
2885	<listitem>
2886	<para>USB: fixed several regressions from 4.3.14 (bug #13320)</para>
2887	</listitem>
2888
2889	<listitem>
2890	<para>Audio: made the HDA sound emulation work with certain Mac OS X guests
2891	(e.g. Mountain Lion)</para>
2892	</listitem>
2893
2894	<listitem>
2895	<para>Windows hosts: fixed startup problems on certain Windows hosts due
2896	to conflicts with anti-virus software (4.3.14 regression; bug #13187)</para>
2897	</listitem>
2898
2899	<listitem>
2900	<para>Windows hosts: fixed 4.3.14 regression whereby AltGr stopped
2901	working for some people (bug #13216)</para>
2902	</listitem>
2903
2904	<listitem>
2905	<para>X11 hosts: made the extra key on Brazilian Thinkpads work
2906	(bug #8745)</para>
2907	</listitem>
2908
2909	<listitem>
2910	<para>X11 hosts: fixed a problem of input focus cycles and immediately
2911	released key presses in full screen mode (bug #13238)</para>
2912	</listitem>
2913
2914	<listitem>
2915	<para>Linux hosts: fixed flooding the kernel log with USB related messages
2916	when passing through certain USB devices to a VM (bug #13085)</para>
2917	</listitem>
2918
2919	<listitem>
2920	<para>Linux guests: stop applications crashing when <emphasis>drm_wait_vblank</emphasis>
2921	is called (bug #13265)</para>
2922	</listitem>
2923
2924	<listitem>
2925	<para>Linux guests: fix a crash in gnome-session (bug #13335)</para>
2926	</listitem>
2927
2928	<listitem>
2929	<para>X11 guests: do not start VBoxClient over an SSH connection
2930	(bug #13107)</para>
2931	</listitem>
2932
2933	<listitem>
2934	<para>X11 guests: added support for X.Org Server 1.16 (bug #13207)</para>
2935	</listitem>
2936
2937	<listitem>
2938	<para>X11 guests: fixed a wrong parameter in the video driver which
2939	caused problems with full-screen X11 clients (bug #2748)</para>
2940	</listitem>
2941
2942	<listitem>
2943	<para>VirtualKD: introduced stub/loader device for speeding up Windows
2944	kernel debugging, details see <ulink type=""
2945	url="http://virtualkd.sysprogs.org/">http://virtualkd.sysprogs.org/</ulink></para>
2946	</listitem>
2947
2948	</itemizedlist>
2949	</sect1>
2950
2951	<sect1>
2952	<title>Version 4.3.14 (2014-07-15)</title>
2953
2954	<para>This is a maintenance release. The following items were fixed and/or
2955	added:</para>
2956
2957	<itemizedlist>
2958
2959	<listitem>
2960	<para>VMM: more fixes for MSR emulation on certain hardware (bugs
2961	#12784, #12949, #13034)</para>
2962	</listitem>
2963
2964	<listitem>
2965	<para>VMM: improve MSI handling under rare circumstances (only
2966	relevant for the ICH9 chipset)</para>
2967	</listitem>
2968
2969	<listitem>
2970	<para>VMM: fixed #UD exception for 64-bit guests with the EFER.SCE bit
2971	and the <emphasis>SYSCALL</emphasis> instruction (VT-x only;
2972	4.3 regression; bug #13008)</para>
2973	</listitem>
2974
2975	<listitem>
2976	<para>VMM: fixed timekeeping after resuming SMP guests</para>
2977	</listitem>
2978
2979	<listitem>
2980	<para>VMM: properly wake up a halted VCPU on NMI/SMI</para>
2981	</listitem>
2982
2983	<listitem>
2984	<para>GUI: fixed a potential crash</para>
2985	</listitem>
2986
2987	<listitem>
2988	<para>GUI: fixed stuck AltGr key on Windows hosts (bug #2537)</para>
2989	</listitem>
2990
2991	<listitem>
2992	<para>GUI: fixed a potential error during the version check</para>
2993	</listitem>
2994
2995	<listitem>
2996	<para>GUI: shortcut change should not require Enter/Return (or other
2997	trigger) to confirm (bugs #12828, #12847, #12937, #13087)</para>
2998	</listitem>
2999
3000	<listitem>
3001	<para>GUI: fixed update check which was broken due to changing the
3002	location of the root certificates (bug #13096)</para>
3003	</listitem>
3004
3005	<listitem>
3006	<para>VBoxManage: fixed typo in <emphasis>showvminfo --machinereadable</emphasis>
3007	(bug #13176)</para>
3008	</listitem>
3009
3010	<listitem>
3011	<para>NAT: fixed inbound half-close (bug #13116)</para>
3012	</listitem>
3013
3014	<listitem>
3015	<para>NAT: fixed slow upload speed under certain conditions
3016	(bug #10034)</para>
3017	</listitem>
3018
3019	<listitem>
3020	<para>NAT Network: fixed potential loss of inbound TCP data</para>
3021	</listitem>
3022
3023	<listitem>
3024	<para>NAT Network: fixed potential infinite stalls of TCP
3025	connections over IPv6</para>
3026	</listitem>
3027
3028	<listitem>
3029	<para>NAT Network: fixed resets of TCP connections on Windows
3030	hosts</para>
3031	</listitem>
3032
3033	<listitem>
3034	<para>NAT Network: fixed inbound half-close on Mac OS X hosts</para>
3035	</listitem>
3036
3037	<listitem>
3038	<para>NAT Network: fixed socket leak on Solaris hosts</para>
3039	</listitem>
3040
3041	<listitem>
3042	<para>NAT Network: fixed ping of mapped host loopback on Mac OS X
3043	and Solaris hosts, fixed proxying of IMCP errors on Mac OS X</para>
3044	</listitem>
3045
3046	<listitem>
3047	<para>Host-Only Network: fixed SNMP <emphasis>ifConnectorPresent</emphasis>
3048	value on Windows (bug #13143)</para>
3049	</listitem>
3050
3051	<listitem>
3052	<para>Storage: fixed a possible crash with CD/DVD passthrough under
3053	certain circumstances</para>
3054	</listitem>
3055
3056	<listitem>
3057	<para>Storage: fixed a crash when trying to open an inaccessible QED
3058	or QCOW image (bug #12613)</para>
3059	</listitem>
3060
3061	<listitem>
3062	<para>Storage: fixed data corruption or read errors under rare
3063	circumstances</para>
3064	</listitem>
3065
3066	<listitem>
3067	<para>AHCI: fixed a crash under rare circumstances</para>
3068	</listitem>
3069
3070	<listitem>
3071	<para>USB: performance fixes</para>
3072	</listitem>
3073
3074	<listitem>
3075	<para>ICH9: properly reset MSI capability on reset</para>
3076	</listitem>
3077
3078	<listitem>
3079	<para>Keyboard: active modifier keys during suspend were stuck after
3080	resuming the host</para>
3081	</listitem>
3082
3083	<listitem>
3084	<para>3D: fixed misbehavior with huge guests (i.e. guest more than
3085	4GB guest memory</para>
3086	</listitem>
3087
3088	<listitem>
3089	<para>3D: several fixes</para>
3090	</listitem>
3091
3092	<listitem>
3093	<para>API: properly detect the Windows 8.1 guest OS type (bug #13090)</para>
3094	</listitem>
3095
3096	<listitem>
3097	<para>ExtPack: cleanup of dangling uninstallation directories</para>
3098	</listitem>
3099
3100	<listitem>
3101	<para>Linux hosts / guests: compile fix for EL7 (bug #12638)</para>
3102	</listitem>
3103
3104	<listitem>
3105	<para>Linux Additions: made 3D pass-through work with recent versions
3106	of Mesa in the guest (bug #12941)</para>
3107	</listitem>
3108
3109	<listitem>
3110	<para>Linux Additions: Linux 3.16 fixes (bug #13123)</para>
3111	</listitem>
3112
3113	<listitem>
3114	<para>Mac OS X hosts: when scanning for host CD/DVD devices also consider
3115	BlueRay devices</para>
3116	</listitem>
3117
3118	<listitem>
3119	<para>Mac OS X hosts: fixed host shutdown and reboot delay caused by running VBoxSVC
3120	process in some cases</para>
3121	</listitem>
3122
3123	<listitem>
3124	<para>OS/2 Additions: fixed gengradd.dll library name (bug #12785)</para>
3125	</listitem>
3126
3127	<listitem>
3128	<para>Solaris Additions: fixed permissions of files and directories
3129	located on shared folders</para>
3130	</listitem>
3131
3132	<listitem>
3133	<para>Windows host installer: fixed the need for rebooting Windows after
3134	installation or upgrade, extended logging for NetFlt/NetAdp (un)installation</para>
3135	</listitem>
3136
3137	</itemizedlist>
3138
3139	</sect1>
3140
3141	<sect1>
3142	<title>Version 4.3.12 (2014-05-16)</title>
3143
3144	<para>This is a maintenance release. The following items were fixed and/or
3145	added:</para>
3146
3147	<itemizedlist>
3148
3149	<listitem>
3150	<para>VMM: fixed an occasional Guru Meditation (Mac OS X hosts only;
3151	bugs #12727, #12954)</para>
3152	</listitem>
3153
3154	<listitem>
3155	<para>VMM: fixed a rare condition that would fail to invalidate guest TLB
3156	entries or would invalidate them when not required (Windows hosts only)</para>
3157	</listitem>
3158
3159	<listitem>
3160	<para>VMM: fixed a <emphasis>VERR_NOT_SUPPORTED</emphasis> Guru Meditation
3161	seen with certain guests, e.g. OpenServer 5.0.7</para>
3162	</listitem>
3163
3164	<listitem>
3165	<para>VMM: more fixes for MSR emulation on certain hardware (bugs #12240,
3166	#12875)</para>
3167	</listitem>
3168
3169	<listitem>
3170	<para>GUI: fixed mouse positioning with mouse integration disabled and
3171	multiple guest screens (Windows hosts only; bug #9059)</para>
3172	</listitem>
3173
3174	<listitem>
3175	<para>GUI: fixed crash in VM manager (bug #12878)</para>
3176	</listitem>
3177
3178	<listitem>
3179	<para>GUI: fixed crash under rare conditions on entering/exiting
3180	full-screen/seamless mode</para>
3181	</listitem>
3182
3183	<listitem>
3184	<para>Shared Clipboard: don't stop working after taking a snapshot
3185	(bug #12700)</para>
3186	</listitem>
3187
3188	<listitem>
3189	<para>AHCI: fixed a crash under rare circumstances</para>
3190	</listitem>
3191
3192	<listitem>
3193	<para>API: fixed a hang during VM shutdown under rare conditions</para>
3194	</listitem>
3195
3196	<listitem>
3197	<para>NAT: fixed generation of malformed ICMP error datagrams (4.3.10 regression)</para>
3198	</listitem>
3199
3200	<listitem>
3201	<para>NAT: fixed potential crash in DNS proxy</para>
3202	</listitem>
3203
3204	<listitem>
3205	<para>NAT Network: don't drop port forwarding rules after some time</para>
3206	</listitem>
3207
3208	<listitem>
3209	<para>NAT: fixed ARP cache corruption and network loss in Windows guest caused
3210	by iSCSI service activity</para>
3211	</listitem>
3212
3213	<listitem>
3214	<para>USB: improved check if a storage device is currently mounted to the host
3215	when the device is about to be attached to the VM (Mac OS X hosts only; #11038)</para>
3216	</listitem>
3217
3218	<listitem>
3219	<para>3D support: several fixes, including better support for Ubuntu 14.04</para>
3220	</listitem>
3221
3222	<listitem>
3223	<para>VRDP: fixed a potential crash on client disconnect (bug #12858)</para>
3224	</listitem>
3225
3226	<listitem>
3227	<para>VBoxSVC: fixed a race when a new client is started a few seconds after
3228	the last client terminated (Windows hosts only; bugs #11309, #12509)</para>
3229	</listitem>
3230
3231	<listitem>
3232	<para>VBoxSVC: fixed VirtualBox.xml registry corruption after VM renaming</para>
3233	</listitem>
3234
3235	<listitem>
3236	<para>VBoxSVC: fixed a potential crash caused by incorrect USB device filter
3237	(Mac OS X hosts only; #11038)</para>
3238	</listitem>
3239
3240	<listitem>
3241	<para>Windows hosts: partly support 32-bit COM on 64-bit systems</para>
3242	</listitem>
3243
3244	<listitem>
3245	<para>Windows host installer: implemented merge module (msm) support</para>
3246	</listitem>
3247
3248	<listitem>
3249	<para>Linux hosts: fixed dependency of boot script on older Debian systems
3250	(bug #12262)</para>
3251	</listitem>
3252
3253	<listitem>
3254	<para>Linux guests: fix symbolic link to shared folder helper
3255	(bug #12879)</para>
3256	</listitem>
3257
3258	<listitem>
3259	<para>Linux Additions: don't crash VBoxService during guest execute for
3260	users without a password (bug #12994)</para>
3261	</listitem>
3262
3263	<listitem>
3264	<para>Linux Additions: fixed a bug in guest execution where the guest process
3265	terminated with <emphasis>VERR_INTERRUPTED</emphasis> to the host</para>
3266	</listitem>
3267
3268	</itemizedlist>
3269
3270	</sect1>
3271
3272	<sect1>
3273	<title>Version 4.3.10 (2014-03-26)</title>
3274
3275	<para>This is a maintenance release. The following items were fixed and/or
3276	added:</para>
3277
3278	<itemizedlist>
3279
3280	<listitem>
3281	<para>VMM: more work on improving the emulation of certain MSR registers
3282	on certain host CPUs (e.g. bugs #12734, #12736, #12744, #12748, #12686,
3283	#12770)</para>
3284	</listitem>
3285
3286	<listitem>
3287	<para>VMM: fixed single-stepping for real-mode guests (VT-x without
3288	unrestricted guest execution) and some I/O instructions (bug #12636)</para>
3289	</listitem>
3290
3291	<listitem>
3292	<para>VMM: fixed a potential problem with COW pages if nested paging is
3293	not available</para>
3294	</listitem>
3295
3296	<listitem>
3297	<para>GUI: Mac OS X: experimental native full screen support for
3298	Mountain Lion and Mavericks (bug #12292)</para>
3299	</listitem>
3300
3301	<listitem>
3302	<para>GUI: Mac OS X: removed the mini-toolbar minimize button which
3303	doesn't work under Mac OS X full screen mode anyway</para>
3304	</listitem>
3305
3306	<listitem>
3307	<para>GUI: experimental HID LEDs synchronization for Windows and Mac OS X hosts:
3308	fixed keyboard re-synchronization if the feature is disabled (as done by default;
3309	bug #12758)</para>
3310	</listitem>
3311
3312	<listitem>
3313	<para>GUI: fixed a potential crash when opening the preferences menu
3314	(bug #12862)</para>
3315	</listitem>
3316
3317	<listitem>
3318	<para>OVF: fixed a crash of the VirtualBox Manager when re-starting guest
3319	export (bug #12586)</para>
3320	</listitem>
3321
3322	<listitem>
3323	<para>3D support: several fixes</para>
3324	</listitem>
3325
3326	<listitem>
3327	<para>HGCM: fixed a problem with saved states which could cause several
3328	guest misbehavior after a VM was started from a saved state</para>
3329	</listitem>
3330
3331	<listitem>
3332	<para>Storage: fixed a bug preventing to compact differential snapshots
3333	under certain conditions</para>
3334	</listitem>
3335
3336	<listitem>
3337	<para>VBoxSVC: fixed a segmentation fault on Linux hosts if a very long path
3338	exists under /dev (bug #12760)</para>
3339	</listitem>
3340
3341	<listitem>
3342	<para>API: fixed guest misbehavior under certain conditions if a storage
3343	medium was attached or removed at VM runtime</para>
3344	</listitem>
3345
3346	<listitem>
3347	<para>Windows installer: make the <emphasis>--silent</emphasis>
3348	parameter work again (bug #12764)</para>
3349	</listitem>
3350
3351	<listitem>
3352	<para>Mac OS X Networking: prevent local traffic (VM-to/from-host) from
3353	leaking to wire (bug #12750)</para>
3354	</listitem>
3355
3356	<listitem>
3357	<para>Windows Additions: fixed the environment for guest processes
3358	(4.3.8 regression; bug #12782)</para>
3359	</listitem>
3360
3361	<listitem>
3362	<para>Windows Additions/WDDM: fixed divide by zero exception with
3363	multiple guest screens under certain conditions</para>
3364	</listitem>
3365
3366	<listitem>
3367	<para>Windows Additions/WDDM: fixed crashes with 2D video
3368	acceleration enabled (4.3.8 regression; bug #12745)</para>
3369	</listitem>
3370
3371	<listitem>
3372	<para>Linux Additions: install correctly on Ubuntu guest systems
3373	with a /usr/lib64 directory (bug #12513)</para>
3374	</listitem>
3375
3376	<listitem>
3377	<para>X11 Additions: fix for the VBoxClient process not exiting
3378	correctly (bug #12348) and consuming too much processor time</para>
3379	</listitem>
3380
3381	</itemizedlist>
3382	</sect1>
3383
3384	<sect1>
3385	<title>Version 4.3.8 (2014-02-25)</title>
3386
3387	<para>This is a maintenance release. The following items were fixed and/or
3388	added:</para>
3389
3390	<itemizedlist>
3391
3392	<listitem>
3393	<para>VMM: more work on improving the emulation of certain MSR registers
3394	(e.g. bugs #12224, #12544)</para>
3395	</listitem>
3396
3397	<listitem>
3398	<para>VMM: fixed a <emphasis>VERR_INVALID_RPL</emphasis> Guru Meditation
3399	when booting certain guests (bug #11350)</para>
3400	</listitem>
3401
3402	<listitem>
3403	<para>VMM: experimental support for SSE 4.1 / SSE 4.2 passthrough, see
3404	the user manual how to enable it (bug #8651)</para>
3405	</listitem>
3406
3407	<listitem>
3408	<para>VMM: fix for recent Linux kernels with software virtualization</para>
3409	</listitem>
3410
3411	<listitem>
3412	<para>GUI: experimental HID LEDs synchronization for Windows hosts, see
3413	<xref linkend="hidledssync" xreflabel="here"/></para>
3414	</listitem>
3415
3416	<listitem>
3417	<para>GUI: warn the user if the Oracle Extension Pack is not installed and
3418	the user tries to activate the remote display feature (bug #9104)</para>
3419	</listitem>
3420
3421	<listitem>
3422	<para>GUI: make sure that a minimized guest (using mini toolbar in
3423	full screen / seamless mode) keeps the minimized state (bug #12199)</para>
3424	</listitem>
3425
3426	<listitem>
3427	<para>GUI: popup banner's "do not show this message again" check-box
3428	replaced with corresponding button</para>
3429	</listitem>
3430
3431	<listitem>
3432	<para>GUI: network adapter cables can now be connected/disconnected directly through
3433	the running virtual machine Devices / Network menu a Network status-bar
3434	indicator</para>
3435	</listitem>
3436
3437	<listitem>
3438	<para>GUI: the new VM wizard now proposes 64-bit guests on 64-bit hosts
3439	by default; better distinction between 32-bit OS types 64-bit OS types
3440	(bug #12533)</para>
3441	</listitem>
3442
3443	<listitem>
3444	<para>GUI: better error message if appliance import fails
3445	(bug #12657)</para>
3446	</listitem>
3447
3448	<listitem>
3449	<para>GUI: allow to set host-combination to 'None' using the Global settings
3450	/ Input page (bug #12730)</para>
3451	</listitem>
3452
3453	<listitem>
3454	<para>GUI: don't switch the guest to a black screen during online snapshot
3455	merge (4.3 regression)</para>
3456	</listitem>
3457
3458	<listitem>
3459	<para>VBoxManage: when exporting an appliance, support the suppression
3460	of MAC addresses, which means they will be always recreated on
3461	import, avoiding duplicate MAC addresses for VMs which are imported
3462	several times</para>
3463	</listitem>
3464
3465	<listitem>
3466	<para>AHCI: fixed a VM hang during suspend under certain circumstances</para>
3467	</listitem>
3468
3469	<listitem>
3470	<para>AHCI: fixed a VM hang during online snapshot merge under certain
3471	circumstances</para>
3472	</listitem>
3473
3474	<listitem>
3475	<para>AHCI: fixed a bug which resulted in Windows XP guest hangs if a
3476	SATA CDROM is attached (bug #12417)</para>
3477	</listitem>
3478
3479	<listitem>
3480	<para>AHCI: fixed a Guru Meditation under certain conditions</para>
3481	</listitem>
3482
3483	<listitem>
3484	<para>AHCI: ejecting a CD/DVD medium failed under certain conditions</para>
3485	</listitem>
3486
3487	<listitem>
3488	<para>AHCI: disk hotplugging fixes</para>
3489	</listitem>
3490
3491	<listitem>
3492	<para>NAT: transparent handling of host sleep/resume and network configuration
3493	changes if the dnsproxy is enabled or if the hostresolver is used
3494	(bug #12441)</para>
3495	</listitem>
3496
3497	<listitem>
3498	<para>NAT: fixed crash and misbehaviour under some circumstances with
3499	ICMP packets having TTL=1</para>
3500	</listitem>
3501
3502	<listitem>
3503	<para>NAT Network: fixed IPv6 reassembly</para>
3504	</listitem>
3505
3506	<listitem>
3507	<para>NAT Network: ping proxy implemented</para>
3508	</listitem>
3509
3510	<listitem>
3511	<para>OVF: fixed reading of the OVF 0.9 section element
3512	(4.3 regression; bug #12345)</para>
3513	</listitem>
3514
3515	<listitem>
3516	<para>OVF: several fixes</para>
3517	</listitem>
3518
3519	<listitem>
3520	<para>3D support: several fixes, multiscreen fixes (e.g. bug #9124)</para>
3521	</listitem>
3522
3523	<listitem>
3524	<para>3D support: include 3D content in captured videos (bug #12666)</para>
3525	</listitem>
3526
3527	<listitem>
3528	<para>3D support: include 3D content in captured screenshot (bug #11758)</para>
3529	</listitem>
3530
3531	<listitem>
3532	<para>VGA: proper handling of legacy graphics modes if the Guest
3533	Additions are active (bug #6649)</para>
3534	</listitem>
3535
3536	<listitem>
3537	<para>USB: fixed crash during isochronous transfer under rare
3538	circumstances</para>
3539	</listitem>
3540
3541	<listitem>
3542	<para>BIOS: better disk geometry handling of SCSI drives</para>
3543	</listitem>
3544
3545	<listitem>
3546	<para>API: fix crashes in Java API clients using the XPCOM binding,
3547	happened with output parameters only (bug #11232)</para>
3548	</listitem>
3549
3550	<listitem>
3551	<para>VBoxSVC: documented the handling of host power management events
3552	(see <xref linkend="hostpowertweaks" xreflabel="here"/>) and
3553	added an extradata item for configuring the handling of the battery-low
3554	event (bug #9925)</para>
3555	</listitem>
3556
3557	<listitem>
3558	<para>VBoxSVC: fixed a bug which could trigger a crash if a VM snapshot
3559	was restored the second time and the VM has associated bandwidth groups
3560	(bug #12569)</para>
3561	</listitem>
3562
3563	<listitem>
3564	<para>VBoxSVC: properly detect ifconfig if located in <emphasis>/bin</emphasis>
3565	(bug #12713)</para>
3566	</listitem>
3567
3568	<listitem>
3569	<para>Shared Folders: fixed a failure to restore transient shared folders
3570	when starting a VM from a saved state (bug #12578)</para>
3571	</listitem>
3572
3573	<listitem>
3574	<para>Mac OS X hosts: fixed issue when the application icon was frozen in
3575	the dock if the bridging interface was not connected to a network
3576	(bug #12241)</para>
3577	</listitem>
3578
3579	<listitem>
3580	<para>Linux hosts: also consider the physical package ID when determining
3581	the number of physical CPU cores</para>
3582	</listitem>
3583
3584	<listitem>
3585	<para>Linux hosts / guests: don't warn in kernel log if memory allocation
3586	fails (bug #11171)</para>
3587	</listitem>
3588
3589	<listitem>
3590	<para>Solaris hosts: fixed the autostart SMF script (bug #11720)</para>
3591	</listitem>
3592
3593	<listitem>
3594	<para>Windows hosts: fixes for non-ANSI code page user names and similar
3595	environment contents (bug #12596)</para>
3596	</listitem>
3597
3598	<listitem>
3599	<para>Windows hosts / guests: fixed setting and using a guest user's process
3600	environment variables (relevant for Guest Control)</para>
3601	</listitem>
3602
3603	<listitem>
3604	<para>Windows Additions: fixed handle leaks in VBoxTray (bug #12563)</para>
3605	</listitem>
3606
3607	<listitem>
3608	<para>Windows Additions: fixed a crash while detecting active guest users</para>
3609	</listitem>
3610
3611	<listitem>
3612	<para>Windows Additions: fixed restoring backed up D3D files on
3613	XPDM -> WDDM upgrade</para>
3614	</listitem>
3615
3616	<listitem>
3617	<para>Guest Control: fixed setting and using a guest user's process
3618	environment variables</para>
3619	</listitem>
3620
3621	<listitem>
3622	<para>Linux Additions: support Enterprise Linux 6.5 kernels
3623	(bug #12505)</para>
3624	</listitem>
3625
3626	<listitem>
3627	<para>Linux Additions: fixed CPU hot-remove on newer Linux kernels</para>
3628	</listitem>
3629
3630	<listitem>
3631	<para>Linux / Solaris Additions: don't automount a shared folder which is already
3632	mounted</para>
3633	</listitem>
3634
3635	<listitem>
3636	<para>X11 Additions: support X.Org Server 1.15 (bug #12623)</para>
3637	</listitem>
3638
3639	</itemizedlist>
3640
3641	</sect1>
3642
3643	<sect1>
3644	<title>Version 4.3.6 (2013-12-18)</title>
3645
3646	<para>This is a maintenance release. The following items were fixed and/or
3647	added:</para>
3648
3649	<itemizedlist>
3650
3651	<listitem>
3652	<para>VMM: fixed a Guru Meditation <emphasis>VINF_EM_TRIPLE_FAULT</emphasis>
3653	caused by VMCB caching with nested paging on certain AMD CPUs (bug #12451)</para>
3654	</listitem>
3655
3656	<listitem>
3657	<para>VMM: fixed a Guru Meditation <emphasis>VERR_VMX_UNEXPECTED_INTERRUPTION_EXIT_TYPE</emphasis>
3658	while intercepting debug exceptions (VT-x only; bug #12410)</para>
3659	</listitem>
3660
3661	<listitem>
3662	<para>VMM: fixed a Guru Meditation <emphasis>VERR_SVM_UNEXPECTED_EXIT</emphasis>
3663	while intercepting debug register accesses (AMD-V only; bug #12481)</para>
3664	</listitem>
3665
3666	<listitem>
3667	<para>VMM: fixed a <emphasis>VERR_SSM_STRUCTURE_MAGIC</emphasis> error when trying
3668	to load a saved state made with VBox 4.3.4 when VT-x/AMD-V is disabled. Unfortunately,
3669	VBox 4.3.4 produced broken saved states for this configuration so you have to discard
3670	these states (bug #12414)</para>
3671	</listitem>
3672
3673	<listitem>
3674	<para>VMM: added a few more MSRs to the whitelist required by certain guests
3675	(bug #12245)</para>
3676	</listitem>
3677
3678	<listitem>
3679	<para>GUI: fixed deleting of inaccessible VMs (4.3 regression; bug
3680	#12205)</para>
3681	</listitem>
3682
3683	<listitem>
3684	<para>GUI: fixed warnings in VM settings / number of guest processors
3685	(bug #12480)</para>
3686	</listitem>
3687
3688	<listitem>
3689	<para>Main: don't automatically enable 64-bit guests on 64-bit hosts if
3690	VT-x/AMD-V is not available (bug #12424)</para>
3691	</listitem>
3692
3693	<listitem>
3694	<para>Main: always expose the DMI memory information to Windows 2012 guests
3695	(bug #12017)</para>
3696	</listitem>
3697
3698	<listitem>
3699	<para>Main: fixed occasional crashes on guest display resolution change
3700	(bug #7063)</para>
3701	</listitem>
3702
3703	<listitem>
3704	<para>Main: fixed reporting back temporary name when calling
3705	<emphasis>IGuestSession::DirectoryCreateTemp()</emphasis> (bug #12498)</para>
3706	</listitem>
3707
3708	<listitem>
3709	<para>API: fix for a hang when launching a GUI VM through the API, which crashes
3710	due to GUI unavailability</para>
3711	</listitem>
3712
3713	<listitem>
3714	<para>Storage: fix for <emphasis>BLKCACHE_IOERR</emphasis> runtime errors under
3715	rare circumstances (bug #11030)</para>
3716	</listitem>
3717
3718	<listitem>
3719	<para>Network: allow to start more than 5 PCNet instances (bug #12426)</para>
3720	</listitem>
3721
3722	<listitem>
3723	<para>E1000: if the cable was disconnected before the guest initialized
3724	the device, the link status was not properly set to 'down' after the
3725	initialization completed despite the fact that there was no connection</para>
3726	</listitem>
3727
3728	<listitem>
3729	<para>3D support: fixed offset of guest 3D image elements (Mac OS X Retina
3730	hosts only; bug #11021)</para>
3731	</listitem>
3732
3733	<listitem>
3734	<para>Solaris hosts: fixed accessing the host driver from non-global zones
3735	(4.3 regression; bug #12271)</para>
3736	</listitem>
3737
3738	</itemizedlist>
3739
3740	</sect1>
3741
3742	<sect1>
3743	<title>Version 4.3.4 (2013-11-29)</title>
3744
3745	<para>This is a maintenance release. The following items were fixed and/or
3746	added:</para>
3747
3748	<itemizedlist>
3749
3750	<listitem>
3751	<para>VMM: fix for a bug in the Local APIC emulation causing a BSOD when
3752	booting certain guests (4.3.0 regression; bug #12240)</para>
3753	</listitem>
3754
3755	<listitem>
3756	<para>VMM: fixed loading of saved states if VT-x/AMD-V was disabled
3757	(4.3.2 regression; bug #12291)</para>
3758	</listitem>
3759
3760	<listitem>
3761	<para>VMM: fixed single-stepping inside the guest for certain
3762	instructions (VT-x only; bug #10947)</para>
3763	</listitem>
3764
3765	<listitem>
3766	<para>VMM: fixed a performance issue involving APIC accesses after rebooting
3767	a VM (4.3.0 regression; VT-x only; bug #12296)</para>
3768	</listitem>
3769
3770	<listitem>
3771	<para>VMM: fixed TPR patching to be enabled for 32-bit guests even when
3772	the chosen guest type is 64-bit (4.3.0 regression; AMD-V only)</para>
3773	</listitem>
3774
3775	<listitem>
3776	<para>VMM: fixed occasional <emphasis>VINF_EM_TRIPLE_FAULT</emphasis> errors on
3777	hosts without the unrestricted guest execution feature (bug #12198)</para>
3778	</listitem>
3779
3780	<listitem>
3781	<para>GUI: don't bother the user with the BPP warning if no
3782	Guest Additions are installed</para>
3783	</listitem>
3784
3785	<listitem>
3786	<para>GUI: fixed machine-window paint artifacts on VM reboot / guest-screen
3787	resize</para>
3788	</listitem>
3789
3790	<listitem>
3791	<para>GUI: make sure the assigned license and description are attached to
3792	the exported appliance</para>
3793	</listitem>
3794
3795	<listitem>
3796	<para>GUI: fixed bugs in close VM action restrictions handling (bug #12333)</para>
3797	</listitem>
3798
3799	<listitem>
3800	<para>GUI: fixed incorrect wizards text colors for some unusual
3801	look and feel styles (bug #11743)</para>
3802	</listitem>
3803
3804	<listitem>
3805	<para>GUI: should restore seamless mode as soon as possible after
3806	VM reboot or shutdown</para>
3807	</listitem>
3808
3809	<listitem>
3810	<para>GUI: fixes for medium enumeration</para>
3811	</listitem>
3812
3813	<listitem>
3814	<para>GUI: the OS X hot corners were not accessible while a VirtualBox VM
3815	is running (Mac OS X hosts only; bug #4139)</para>
3816	</listitem>
3817
3818	<listitem>
3819	<para>GUI: fixed an old bug which bared the host from cleanly shutdown / reboot
3820	if the VM selector window is open (Mac OS X hosts only; bug #8254)</para>
3821	</listitem>
3822
3823	<listitem>
3824	<para>Host-only Networking: fixed creating of host-only network interfaces
3825	(4.3.0 regression; bug #12182)</para>
3826	</listitem>
3827
3828	<listitem>
3829	<para>NAT: don't run into an infinite loop in case the host cannot
3830	access any DNS server (4.3.0 regression; bug #12300)</para>
3831	</listitem>
3832
3833	<listitem>
3834	<para>NAT: don't re-connect the cable if the DNS information changes
3835	and the cable was disconnected before (4.3.0 regression; bug #12225)</para>
3836	</listitem>
3837
3838	<listitem>
3839	<para>NAT: fixed several issues with automatically starting /
3840	terminating of NAT networks on VM start / stop and configuration
3841	changes</para>
3842	</listitem>
3843
3844	<listitem>
3845	<para>VBoxNetDHCP: don't block prevent VBoxSVC from terminating
3846	(bug #12264)</para>
3847	</listitem>
3848
3849	<listitem>
3850	<para>2D Video acceleration: fix crashes on presentation mode switches
3851	(bug #9194)</para>
3852	</listitem>
3853
3854	<listitem>
3855	<para>BusLogic: allow to run VMs with more than one BusLogic SCSI
3856	controller enabled</para>
3857	</listitem>
3858
3859	<listitem>
3860	<para>Keyboard: fixed a VM crash if a VM was resumed from a saved state
3861	where at least one key was pressed (bug #11289)</para>
3862	</listitem>
3863
3864	<listitem>
3865	<para>VBoxSVC: fixed a heap corruption under certain conditions (4.3.0
3866	regression)</para>
3867	</listitem>
3868
3869	<listitem>
3870	<para>VBoxSVC: fixed a race leading to a hang during initialization
3871	(bug #12349)</para>
3872	</listitem>
3873
3874	<listitem>
3875	<para>OVF: fixed import logic for OVF appliances containing multiple
3876	VMs</para>
3877	</listitem>
3878
3879	<listitem>
3880	<para>OVF: improved logic for finding an appropriate image format
3881	during OVF import</para>
3882	</listitem>
3883
3884	<listitem>
3885	<para>API: block the removal of the current snapshot if it has child
3886	snapshots (only relevant for VMs without snapshottable hard disks,
3887	their presence always prevented removal), which resulted in VM
3888	config corruption</para>
3889	</listitem>
3890
3891	<listitem>
3892	<para>API: mark VM configs with snapshots but without current snapshot
3893	as inaccessible, as this combination is nonsense</para>
3894	</listitem>
3895
3896	<listitem>
3897	<para>API: fixed information for some automatically generated events
3898	(only with XPCOM, Windows host was not affected), which caused
3899	errors when getting some of the attributes over the webservice
3900	(bug #12379)</para>
3901	</listitem>
3902
3903	<listitem>
3904	<para>SDK: extended the functionality coverage for the C bindings</para>
3905	</listitem>
3906
3907	<listitem>
3908	<para>Guest Control: various bugfixes and improved VBoxManage help
3909	(bugs #8072, #11044, #12336, #12338, #12346, #12371)</para>
3910	</listitem>
3911
3912	<listitem>
3913	<para>Windows hosts: another attempt to fix the massive DPC latency
3914	(bug #6242)</para>
3915	</listitem>
3916
3917	<listitem>
3918	<para>Windows host installer: make registering file extensions optional,
3919	contributed by Tal Aloni (bug #8009)</para>
3920	</listitem>
3921
3922	<listitem>
3923	<para>Mac OS X hosts: properly sign the kernel extensions for Mavericks
3924	hosts (bug #12256)</para>
3925	</listitem>
3926
3927	<listitem>
3928	<para>Mac OS X hosts: fixed a bug where the VirtualBox dock icon was
3929	not properly removed from the dock after a VM terminated preventing
3930	Mavericks hosts from shutting down (bug #12241)</para>
3931	</listitem>
3932
3933	<listitem>
3934	<para>Mac OS X hosts: fixed minor installer issue (bug #12275)</para>
3935	</listitem>
3936
3937	<listitem>
3938	<para>Linux hosts / guests: Linux 3.13 compile fixes (bug #12358)</para>
3939	</listitem>
3940
3941	<listitem>
3942	<para>Linux guests: build the vboxvideo kernel module correctly on
3943	OL/RHEL 6.1 guests (bug #11996)</para>
3944	</listitem>
3945
3946	<listitem>
3947	<para>Linux guests: make 3D work on Slackware 14.1
3948	(bug #12320 comments 3 and 4)</para>
3949	</listitem>
3950
3951	<listitem>
3952	<para>Guest Additions/3D: fixed an occasional dead-lock (bug #12319)</para>
3953	</listitem>
3954
3955	<listitem>
3956	<para>Windows Additions/3D: fixed possible memory leaking (bug #12228)</para>
3957	</listitem>
3958
3959	<listitem>
3960	<para>Windows Additions/XPDM: use separate tables containing valid video
3961	modes for each virtual monitor</para>
3962	</listitem>
3963
3964	<listitem>
3965	<para>Windows Additions: fixed automatic logins for Vista and newer Windows
3966	guests (bug #12332)</para>
3967	</listitem>
3968
3969	</itemizedlist>
3970	</sect1>
3971
3972	<sect1>
3973	<title>Version 4.3.2 (2013-11-01)</title>
3974
3975	<para>This is a maintenance release. The following items were fixed and/or
3976	added:</para>
3977
3978	<itemizedlist>
3979
3980	<listitem>
3981	<para>VMM: fixed restoring of the auxiliary TSC MSR in VT-x that caused host
3982	BSODs on Windows 8.1 hosts and unpredictable behavior on other hosts
3983	(bug #12237)</para>
3984	</listitem>
3985
3986	<listitem>
3987	<para>VMM: provide fake values for a couple of MSRs to make more guests happy on
3988	certain hosts</para>
3989	</listitem>
3990
3991	<listitem>
3992	<para>VMM: fixed detection of VT-x on certain machines where the BIOS would
3993	not set the VMX LOCK feature bit, which affected the VM settings in the GUI</para>
3994	</listitem>
3995
3996	<listitem>
3997	<para>VMM: fixed TPR threshold which caused BSODs on Windows XP guests
3998	that use the I/O APIC (VT-x only; bug #12227)</para>
3999	</listitem>
4000
4001	<listitem>
4002	<para>VMM: fixed PATM saved state incompatibility for software virtualized
4003	VMs (bug #12222)</para>
4004	</listitem>
4005
4006	<listitem>
4007	<para>VMM: don't fail if AMD-V isn't available if the VM is configured
4008	to use software virtualization</para>
4009	</listitem>
4010
4011	<listitem>
4012	<para>GUI: fixed guest resize breakage on visual representation mode change
4013	(when switching from normal to full screen etc)</para>
4014	</listitem>
4015
4016	<listitem>
4017	<para>GUI: make sure the guest screen is resized after restoring a VM from a
4018	saved state if the host screen size changed</para>
4019	</listitem>
4020
4021	<listitem>
4022	<para>GUI: disabled SCROLL LED sync from HID LEDs synchronization
4023	(Mac OS X hosts only)</para>
4024	</listitem>
4025
4026	<listitem>
4027	<para>Webcam passthrough improvements including GUI support (see
4028	<xref linkend="webcam-passthrough" />)</para>
4029	</listitem>
4030
4031	<listitem>
4032	<para>Guest Control: implemented more <computeroutput>IGuestSession</computeroutput>
4033	methods</para>
4034	</listitem>
4035
4036	<listitem>
4037	<para>Guest Control: added support for deleting and renaming guest files + directories in
4038	VBoxManage</para>
4039	</listitem>
4040
4041	<listitem>
4042	<para>Guest Control: various bugfixes</para>
4043	</listitem>
4044
4045	<listitem>
4046	<para>API: incorrect handling of hardware UUID default value, resulting
4047	in an all zero DMI/SMBIOS UUID, which leads to Windows requesting
4048	re-activation (4.3 regression; bug #12244)</para>
4049	</listitem>
4050
4051	<listitem>
4052	<para>3D support: fixed crash on shutdown if 2D video acceleration is enabled
4053	(Mac OS X hosts only)</para>
4054	</listitem>
4055
4056	<listitem>
4057	<para>3D support: miscellaneous fixes</para>
4058	</listitem>
4059
4060	<listitem>
4061	<para>Storage: fixed detection of CD/DVD media when switching from an empty
4062	to a host drive with passthrough enabled</para>
4063	</listitem>
4064
4065	<listitem>
4066	<para>Storage: fixed hang of the VM process when the disk is full under certain
4067	circumstances</para>
4068	</listitem>
4069
4070	<listitem>
4071	<para>NAT: listen for changes of NAT Network setting at runtime</para>
4072	</listitem>
4073
4074	<listitem>
4075	<para>NAT: NAT Network DHCP server now saves leases to a persistent
4076	storage</para>
4077	</listitem>
4078
4079	<listitem>
4080	<para>Main: monitor changes in host DNS configuration</para>
4081	</listitem>
4082
4083	<listitem>
4084	<para>Mac OS X host: reworked a mechanism of adding a VM desktop alias
4085	from the VM selector</para>
4086	</listitem>
4087
4088	<listitem>
4089	<para>Mac OS X installer: remove old kernel extensions during upgrade
4090	(bug #12258)</para>
4091	</listitem>
4092
4093	<listitem>
4094	<para>Linux Additions: correctly set umask before installing
4095	(bug #12166)</para>
4096	</listitem>
4097
4098	<listitem>
4099	<para>X11 Additions/3D: fix freezes starting 3D desktop (bug #11503,
4100	thank you Sam Spilsbury)</para>
4101	</listitem>
4102
4103	<listitem>
4104	<para>X11 Additions/3D: fix depth buffer support (bug #11905)</para>
4105	</listitem>
4106
4107	<listitem>
4108	<para>X11 Additions/3D: fix Age Of Empires 3 rendering (bug #11331)</para>
4109	</listitem>
4110
4111	<listitem>
4112	<para>Windows Additions/3D: fix Google Earth plugin rendering</para>
4113	</listitem>
4114
4115	<listitem>
4116	<para>Windows Additions/WDDM: autoresize fixes</para>
4117	</listitem>
4118
4119	</itemizedlist>
4120	</sect1>
4121
4122	<sect1>
4123	<title>Version 4.3.0 (2013-10-15)</title>
4124
4125	<para>This is a major update. The following major new features
4126	were added:</para>
4127
4128	<itemizedlist>
4129
4130	<listitem>
4131	<para>VMM: major rewrite of the VT-x code and the AMD-V code including
4132	many bug fixes and performance improvements (for example bug #9659)</para>
4133	</listitem>
4134
4135	<listitem>
4136	<para>VMM: introduced a lightweight instruction interpreter for
4137	situations not handled by hardware virtualization</para>
4138	</listitem>
4139
4140	<listitem>
4141	<para>GUI: extended messaging mechanism (new non-modal popup overlays
4142	used to show non-critical warnings and provide user with additional information)</para>
4143	</listitem>
4144
4145	<listitem>
4146	<para>GUI: keyboard shortcuts management (input page of global preferences
4147	extended with possibility to edit general keyboard shortcuts for
4148	VirtualBox Manager and Virtual Machine)</para>
4149	</listitem>
4150
4151	<listitem>
4152	<para>GUI: video capturing support (bug #4766)</para>
4153	</listitem>
4154
4155	<listitem>
4156	<para>Added USB touch device emulation</para>
4157	</listitem>
4158
4159	<listitem>
4160	<para>Added experimental support for webcam passthrough
4161	complementing USB passthrough (see <xref linkend="webcam-passthrough" />)</para>
4162	</listitem>
4163
4164	<listitem>
4165	<para>Added SCSI CD-ROM emulation, including boot support</para>
4166	</listitem>
4167
4168	<listitem>
4169	<para>VRDP: support for IPv6</para>
4170	</listitem>
4171
4172	<listitem>
4173	<para>Guest Control: guest sessions now are running in dedicated, impersonated
4174	session processes (needs at least Guest Additions 4.3 installed)</para>
4175	</listitem>
4176
4177	<listitem>
4178	<para>Guest Control: implemented <computeroutput>IGuestFile</computeroutput>
4179	support</para>
4180	</listitem>
4181
4182	<listitem>
4183	<para>NAT: experimental virtual router mode: several VMs are
4184	attached to the same internal network and share one NAT
4185	service (see <xref linkend="network_nat_service" />)
4186	</para>
4187	</listitem>
4188
4189	</itemizedlist>
4190
4191	<para>In addition, the following items were fixed and/or added:</para>
4192
4193	<itemizedlist>
4194
4195	<listitem>
4196	<para>VMM: significantly improved performance of NetWare 5.x/6.x
4197	guests on host systems without nested paging support</para>
4198	</listitem>
4199
4200	<listitem>
4201	<para>VMM: fixed losing host NMIs while in VT-x guest-context</para>
4202	</listitem>
4203
4204	<listitem>
4205	<para>VMM: changed order of actions in emulated task switch
4206	(bug #10532)</para>
4207	</listitem>
4208
4209	<listitem>
4210	<para>VMM: allow to activate VT-x while in SMX mode and provide more
4211	information if that is not possible</para>
4212	</listitem>
4213
4214	<listitem>
4215	<para>GUI: update check uses https</para>
4216	</listitem>
4217
4218	<listitem>
4219	<para>GUI: numerous minor internal cleanups and bug fixes</para>
4220	</listitem>
4221
4222	<listitem>
4223	<para>GUI: HID LEDs synchronization when switching between guest window(s)
4224	and host (Mac OS X hosts only)</para>
4225	</listitem>
4226
4227	<listitem>
4228	<para>GUI, VBoxManage: when unregistering a VM, also unregister the
4229	hard disk images which are used exclusively (bug #10311)</para>
4230	</listitem>
4231
4232	<listitem>
4233	<para>GUI: use the number of physical presented processor cores instead of
4234	the number of logical processor cores to check if the users assigned
4235	too many virtual CPUs to the guest</para>
4236	</listitem>
4237
4238	<listitem>
4239	<para>Snapshots: made live snapshots work again (bug #9255)</para>
4240	</listitem>
4241
4242	<listitem>
4243	<para>Teleportation: made it work again (bug #9455)</para>
4244	</listitem>
4245
4246	<listitem>
4247	<para>Storage: implemented AHA-154x compatibility mode in the
4248	emulated BusLogic SCSI HBA</para>
4249	</listitem>
4250
4251	<listitem>
4252	<para>Storage: significantly improved performance of large ATAPI PIO
4253	transfers (BeOS, Minix 3 guests affected)</para>
4254	</listitem>
4255
4256	<listitem>
4257	<para>Storage: added floppy formatting emulation (NB: cannot be used
4258	to change existing media geometry)
4259	</para>
4260	</listitem>
4261
4262	<listitem>
4263	<para>Settings: global and per-VM default frontend configuration,
4264	useful to select the use of alternative VM frontends</para>
4265	</listitem>
4266
4267	<listitem>
4268	<para>Settings: limit depth of snapshot tree to 250 levels, as more
4269	will lead to decreased performance and may trigger crashes</para>
4270	</listitem>
4271
4272	<listitem>
4273	<para>Settings: the per-VM hwvirtextexcl setting has been replaced
4274	by a global hwvirtexclusive property</para>
4275	</listitem>
4276
4277	<listitem>
4278	<para>Main: new event queue implementation which does not use the host's
4279	native event queue for processing VirtualBox events anymore</para>
4280	</listitem>
4281
4282	<listitem>
4283	<para>Main: eliminate the use of SysV semaphores on all host OSes
4284	other than Windows, namely Linux, Solaris and Mac OS X, with the
4285	consequence that no system reconfiguration is needed to run more
4286	than approximately 100 VMs</para>
4287	</listitem>
4288
4289	<listitem>
4290	<para>Main: use the XDG standard configuration folder instead of
4291	.VirtualBox on systems where it is appropriate (bug #5099)</para>
4292	</listitem>
4293
4294	<listitem>
4295	<para>Main: extension pack framework can now support loading HGCM
4296	modules, contributed by Jeff Westphal</para>
4297	</listitem>
4298
4299	<listitem>
4300	<para>VBoxManage: list more information about hard disk/DVD/floppy
4301	media, and support the <computeroutput>--long</computeroutput>
4302	option to show really all available details</para>
4303	</listitem>
4304
4305	<listitem>
4306	<para>VBoxManage: added support for optional command line parameters for
4307	the automatic Guest Additions update</para>
4308	</listitem>
4309
4310	<listitem>
4311	<para>VBoxManage: added support for listing active guest sessions, guest
4312	processes and/or guest files via
4313	<computeroutput>guestcontrol list <all\|sessions\|processes\|files></computeroutput>
4314	</para>
4315	</listitem>
4316
4317	<listitem>
4318	<para>VBoxManage: added support for closing active guest sessions via
4319	<computeroutput>guestcontrol session close --session-id <ID>\|
4320	--session-name <name or pattern>\|--all</computeroutput>
4321	</para>
4322	</listitem>
4323
4324	<listitem>
4325	<para>VBoxManage: added support for terminating active guest processes via
4326	<computeroutput>guestcontrol process kill\|close\|terminate --session-id <ID>\|
4327	--session-name <name or pattern> <PID> ... <PID n></computeroutput>
4328	or
4329	<computeroutput>guestcontrol [p[s]]kill --session-id <ID>\|
4330	--session-name <name or pattern> <PID> ... <PID n></computeroutput>
4331	</para>
4332	</listitem>
4333
4334	<listitem>
4335	<para>VBoxManage: added support for watching guest sessions via
4336	<computeroutput>guestcontrol watch</computeroutput>
4337	</para>
4338	</listitem>
4339
4340	<listitem>
4341	<para>VBoxManage: added <computeroutput>modifyvm --triplefaultreset</computeroutput>
4342	to make the VM reset on triple fault instead of triggering a Guru Meditation
4343	(see <xref linkend="vboxmanage-modifyvm"/>)</para>
4344	</listitem>
4345
4346	<listitem>
4347	<para>3D support: several fixes</para>
4348	</listitem>
4349
4350	<listitem>
4351	<para>3D support: several fixes for Mac OS X hosts</para>
4352	</listitem>
4353
4354	<listitem>
4355	<para>OVF: several fixes</para>
4356	</listitem>
4357
4358	<listitem>
4359	<para>Extpack Installer: make it work if the file is located in a folder with
4360	special characters</para>
4361	</listitem>
4362
4363	<listitem>
4364	<para>Keyboard: fix for reporting key sequences like Ctrl+Alt+Del
4365	for the USB keyboard emulation</para>
4366	</listitem>
4367
4368	<listitem>
4369	<para>Shared Clipboard/X11: support for BMP-format images, contributed
4370	by François Revol</para>
4371	</listitem>
4372
4373	<listitem>
4374	<para>Mac OS X hosts: limited support for Mac OS X 10.9 (Mavericks)</para>
4375	</listitem>
4376
4377	<listitem>
4378	<para>Mac OS X hosts: use a launchd script instead of the deprecated
4379	StartupItem mechanism (bug #8940)</para>
4380	</listitem>
4381
4382	<listitem>
4383	<para>Windows hosts: don't cause massive DPC latency (only on certain
4384	hosts; still needs improving; bug #6242)</para>
4385	</listitem>
4386
4387	<listitem>
4388	<para>Windows hosts: consider symlinks when retrieving volume information
4389	(bug #11962)</para>
4390	</listitem>
4391
4392	<listitem>
4393	<para>Windows hosts: fixed an issue with USB2 devices being inaccessible
4394	when plugged into USB 3.0 ports</para>
4395	</listitem>
4396
4397	<listitem>
4398	<para>Windows Additions: fixed misbehavior with guest display
4399	power management (WDDM driver only; bug #11170)</para>
4400	</listitem>
4401
4402	<listitem>
4403	<para>Windows Additions: fixed memory leak caused by WTSQuerySessionInformation()
4404	on Windows 2000 guests (bug #12072)</para>
4405	</listitem>
4406
4407	<listitem>
4408	<para>Windows Additions: ability to track guest user idle times through
4409	the newly introduced event <emphasis>IGuestUserStateChangedEvent</emphasis></para>
4410	</listitem>
4411
4412	<listitem>
4413	<para>Linux Additions: fixed udev detection in the init script
4414	with Linux 3.x kernels</para>
4415	</listitem>
4416
4417	</itemizedlist>
4418
4419	</sect1>
4420
4421	</chapter>

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