user_ChangeLogImpl.xml@ 57447

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changelog
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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 5.0.4 (2015-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>GUI: changed default OS type for Windows from Windows XP to Windows 7</para>
15	</listitem>
16
17	<listitem>
18	<para>GUI: added another pre-defined guest screen resolution (bug #14384)</para>
19	</listitem>
20
21	<listitem>
22	<para>GUI: fixed update check which was broken due to changing the
23	location of the root certificates (bug #13096)</para>
24	</listitem>
25
26	<listitem>
27	<para>Audio: fixed playing leftover/deprecated audio samples</para>
28	</listitem>
29
30	<listitem>
31	<para>Audio: fixed playing audio after suspending the host (5.0 regression;
32	Linux hosts with ALSA</para>
33	</listitem>
34
35	<listitem>
36	<para>Storage: fixed raw disk access and flat VMDK image access which would
37	be always opened readonly (5.0.2 regression)</para>
38	</listitem>
39
40	<listitem>
41	<para>OVF: fixed duplicate USB controller entries in exported OVA/OVF
42	(bug #14462)</para>
43	</listitem>
44
45	<listitem>
46	<para>Mac OS X hosts: fixed remaining problems with activated SMAP (Broadwell
47	and later; bug #14412)</para>
48	</listitem>
49
50	<listitem>
51	<para>Additions/Windows: fixed the call to the memory allocation function
52	(bug #14415)</para>
53	</listitem>
54
55	</itemizedlist>
56
57	</sect1>
58
59	<sect1>
60	<title>Version 5.0.2 (2015-08-13)</title>
61
62	<para>This is a maintenance release. The following items were fixed and/or
63	added:</para>
64
65	<itemizedlist>
66
67	<listitem>
68	<para>VMM: added support for guest crash report MSRs with Hyper-V
69	paravirtualization</para>
70	</listitem>
71
72	<listitem>
73	<para>VMM: fixed an issue causing artifically high load averages on
74	Linux hosts</para>
75	</listitem>
76
77	<listitem>
78	<para>VMM: fixed a kernel panic with thread-context hooks caused by
79	incompatible changes made to Linux 4.2 kernels</para>
80	</listitem>
81
82	<listitem>
83	<para>VMM: fixed a saved state issue with VT-x/AMD-V disabled
84	(5.0 regression; bug #14304)</para>
85	</listitem>
86
87	<listitem>
88	<para>VMM: fixed <emphasis>VERR_SUPDRV_TSC_DELTA_MEASUREMENT_FAILED</emphasis>
89	Guru Meditations on certain AMD CPUs (5.0 regression; bug #14370)</para>
90	</listitem>
91
92	<listitem>
93	<para>VMM: fixed a crash while creating a guest core dumps via the VM
94	debug facility (5.0 regression)</para>
95	</listitem>
96
97	<listitem>
98	<para>VMM: This release has AVX2 passthrough disabled on every host and
99	AVX passthrough disabled for 64-bit VMs on 32-bit hosts. This will be
100	properly fixed in a future 5.0.x maintenance release (see e.g. bug #14262).</para>
101	</listitem>
102
103	<listitem>
104	<para>GUI: fixed rare hang and crash on VM shutdown/poweroff</para>
105	</listitem>
106
107	<listitem>
108	<para>GUI: X11: fixed few crashes caused by the Qt <emphasis>alien
109	widgets</emphasis> feature</para>
110	</listitem>
111
112	<listitem>
113	<para>GUI: X11: fixed various mini-toolbar geometry quirks like positioning, z-order,
114	transparency issues on certain window managers (bug #14257)</para>
115	</listitem>
116
117	<listitem>
118	<para>GUI: X11: fixed mini-toolbar minimize button issue under certain window managers
119	(bug #14284)</para>
120	</listitem>
121
122	<listitem>
123	<para>GUI: VM menu actions availability should now be properly updated on
124	full-screen/seamless/scaled mode switches</para>
125	</listitem>
126
127	<listitem>
128	<para>GUI: disk encryption password validation should be performed
129	when user confirmed the password, not after each entered symbol</para>
130	</listitem>
131
132	<listitem>
133	<para>GUI: do not change the VM/group selection in the VM Manager to the newly
134	created VM if it was created by another client (e.g. VBoxManage)</para>
135	</listitem>
136
137	<listitem>
138	<para>GUI: Mac OS X: do not treat 'almost maximized' VM windows as 'maximized',
139	watch for the strict window geometry instead</para>
140	</listitem>
141
142	<listitem>
143	<para>GUI: improve the quality in scaled mode under some circumstances
144	(5.0 regression; bug #14303)</para>
145	</listitem>
146
147	<listitem>
148	<para>VBoxManage: do not deny changing the network adapter type at
149	VM runtime (5.0 regression; bug #14308)</para>
150	</listitem>
151
152	<listitem>
153	<para>VRDP: allow Windows 10 RDP clients (bug #14216)</para>
154	</listitem>
155
156	<listitem>
157	<para>Audio: fix a possible crash on VM process termination
158	(5.0 regression)</para>
159	</listitem>
160
161	<listitem>
162	<para>Storage: improved raw disk access on OS X by unmounting
163	any accessed volume before first use and prevent any mount attempt
164	by the host (bug #14219)</para>
165	</listitem>
166
167	<listitem>
168	<para>3D: basic support for saving/restoring display lists</para>
169	</listitem>
170
171	<listitem>
172	<para>Drag and drop: fixed guest to host transfers on OS X hosts</para>
173	</listitem>
174
175	<listitem>
176	<para>Drag and drop: fixed memory leak on Windows guests</para>
177	</listitem>
178
179	<listitem>
180	<para>Shared Folders: fixed a problem with accessing CIFS shares
181	(bug #14252)</para>
182	</listitem>
183
184	<listitem>
185	<para>Shared Folders: improved path conversion between hosts and
186	guests with different path separators (bug #14153)</para>
187	</listitem>
188
189	<listitem>
190	<para>API: skip resetting of immutable media when the VM in saved
191	state is started (bug #13957)</para>
192	</listitem>
193
194	<listitem>
195	<para>API: fixed method for setting medium IDs which used zero (invalid)
196	UUIDs instead random (valid) UUIDs if no UUIDs were passed (bug #14350)</para>
197	</listitem>
198
199	<listitem>
200	<para>API: for Windows host fix detection of API client crashes which
201	have a session open</para>
202	</listitem>
203
204	<listitem>
205	<para>OVF: properly export all VBox features including the setting
206	for paravirtualization (bug #14390)</para>
207	</listitem>
208
209	<listitem>
210	<para>Mac OS X hosts: El Capitan USB fixes</para>
211	</listitem>
212
213	<listitem>
214	<para>Windows hosts: fixed crash when opening Windows dialogs
215	from the VM process on Windows 10 (bug #14351)</para>
216	</listitem>
217
218	<listitem>
219	<para>Windows hosts: fixed host-only adapter creation issues on
220	Windows 10 (bug #14040)</para>
221	</listitem>
222
223	<listitem>
224	<para>Windows hosts: fixed audio on Windows 10 (bug #14432)</para>
225	</listitem>
226
227	<listitem>
228	<para>Linux hosts: more fixes for activated SMAP on Linux 3.19
229	and newer (Broadwell and later; bug #13961)</para>
230	</listitem>
231
232	<listitem>
233	<para>Linux hosts: check then name space before attaching to a host
234	network interface (bug #13795)</para>
235	</listitem>
236
237	<listitem>
238	<para>Linux Additions: Linux 4.2 fixes (bug #14227)</para>
239	</listitem>
240
241	<listitem>
242	<para>Linux Additions: improved the performance of
243	<emphasis>stat()</emphasis> to speed up certain file operations
244	on shared folders</para>
245	</listitem>
246
247	<listitem>
248	<para>Windows Additions: fixed a potential crash in the WDDM driver
249	with Windows 10 (bug #14190)</para>
250	</listitem>
251
252	<listitem>
253	<para>Solaris Additions: added support for X.Org Server 1.17</para>
254	</listitem>
255
256	<listitem>
257	<para>X11 Additions: various seamless mode fixes, including
258	invisible windows under LXDE.</para>
259	</listitem>
260
261	</itemizedlist>
262	</sect1>
263
264	<sect1>
265	<title>Version 5.0.0 (2015-07-09)</title>
266
267	<para>This is a major update. The following major new features
268	were added:</para>
269
270	<itemizedlist>
271
272	<listitem>
273	<para>Paravirtualization support for Windows and Linux guests to improve
274	time-keeping accuracy and performance (see <xref linkend="gimproviders" />)</para>
275	</listitem>
276
277	<listitem>
278	<para>Make more instruction set extensions available to the guest when
279	running with hardware-assisted virtualization and nested paging. Among
280	others this includes: SSE 4.1, SSE4.2, AVX, AVX-2, AES-NI,
281	<emphasis>POPCNT</emphasis>, <emphasis>RDRAND</emphasis> and
282	<emphasis>RDSEED</emphasis></para>
283	</listitem>
284
285	<listitem>
286	<para>xHCI Controller to support USB 3 devices
287	(see <xref linkend="settings-usb" />)</para>
288	</listitem>
289
290	<listitem>
291	<para>Drag and drop support (bidirectional) for Windows, Linux and Solaris guests</para>
292	</listitem>
293
294	<listitem>
295	<para>Disk image encryption (see <xref linkend="diskencryption" />)</para>
296	</listitem>
297
298	<listitem>
299	<para>VMs can now be started in <emphasis>separate mode</emphasis>. The VM
300	process is started headless while the frontend runs as a separate process
301	which can be terminated without stopping the VM.</para>
302	</listitem>
303
304	<listitem>
305	<para>GUI: VM guest-content scaling support (including 3D acceleration)</para>
306	</listitem>
307
308	<listitem>
309	<para>GUI: New User Interface settings page for customizing status-bar,
310	menu-bar and guest-content scaling</para>
311	</listitem>
312
313	<listitem>
314	<para>GUI: New Encryption settings tab for customizing encryption options for
315	disk images</para>
316	</listitem>
317
318	<listitem>
319	<para>GUI: HiDPI support including application icons and optional unscaled HiDPI
320	output on Mac OS X (including 3D acceleration)</para>
321	</listitem>
322
323	<listitem>
324	<para>GUI: Hotplugging support for SATA disks</para>
325	</listitem>
326
327	<listitem>
328	<para>New, modular audio architecture for providing a better abstraction of the host
329	audio backends</para>
330	</listitem>
331
332	<listitem>
333	<para>Support for the NDIS6 networking framework on Windows (default on Vista
334	and later)</para>
335	</listitem>
336
337	</itemizedlist>
338
339	<para>In addition, the following items were fixed and/or added:</para>
340
341	<itemizedlist>
342
343	<listitem>
344	<para>VMM: improved timing on Solaris hosts with older VT-x hosts
345	without preemption timers</para>
346	</listitem>
347
348	<listitem>
349	<para>VMM: further improvements for TSC frequency measurements and
350	guest timekeeping</para>
351	</listitem>
352
353	<listitem>
354	<para>VMM: debug facility now includes the guest CPU's
355	FPU/SSE/extended state in the core dump</para>
356	</listitem>
357
358	<listitem>
359	<para>VMM: fixed a hang under rare conditions on 32-bit hosts</para>
360	</listitem>
361
362	<listitem>
363	<para>VMM: several fixes</para>
364	</listitem>
365
366	<listitem>
367	<para>GUI: improved HID LEDs synchronization for Mac and Windows hosts.
368	The physical LEDs state now restored together with the VM state.</para>
369	</listitem>
370
371	<listitem>
372	<para>GUI: take the guest screen aspect ratio into account for the
373	preview window</para>
374	</listitem>
375
376	<listitem>
377	<para>GUI: provide direct access to storage media in the VM selector</para>
378	</listitem>
379
380	<listitem>
381	<para>GUI: allow to save the VM state from the selector even if the VM
382	is already paused</para>
383	</listitem>
384
385	<listitem>
386	<para>VBoxManage: when exporting an appliance, support the suppression
387	of MAC addresses, which means they will be always recreated on
388	import, avoiding duplicate MAC addresses for VMs which are imported
389	several times</para>
390	</listitem>
391
392	<listitem>
393	<para>VBoxManage: now supports renaming storage controllers and USB controllers</para>
394	</listitem>
395
396	<listitem>
397	<para>Guest Control: major overhaul, for example fixing wrong parameter quoting
398	(bug #13157)</para>
399	</listitem>
400
401	<listitem>
402	<para>USB: added USB traffic capturing (see <xref linkend="usbtrafficcapturing" />)</para>
403	</listitem>
404
405	<listitem>
406	<para>Made resizing X11 guests work more reliably</para>
407	</listitem>
408
409	<listitem>
410	<para>API: block the removal of the current snapshot if it has child
411	snapshots (only relevant for VMs without snapshottable hard disks,
412	their presence always prevented removal), which resulted in VM
413	config corruption</para>
414	</listitem>
415
416	<listitem>
417	<para>API: mark VM configs with snapshots but without current snapshot
418	as inaccessible, as this combination is nonsense</para>
419	</listitem>
420
421	<listitem>
422	<para>API: fix information for some automatically generated events
423	(only with XPCOM, Windows host was not affected), which caused
424	errors when getting some of the attributes over the webservice
425	(bug #12379)</para>
426	</listitem>
427
428	<listitem>
429	<para>API: fix crashes in Java API clients using the XPCOM binding,
430	happened with output parameters only (bug #11232)</para>
431	</listitem>
432
433	<listitem>
434	<para>API: a number of settings (e.g. network settings) can now also
435	be changed when the VM is in saved state</para>
436	</listitem>
437
438	<listitem>
439	<para>API: fixed incorrect resuming of VMs on host-resume unless they were
440	previously paused due to a host-suspend</para>
441	</listitem>
442
443	<listitem>
444	<para>API: don't lose the saved state and "current state changed" flag
445	during cloning of a VM</para>
446	</listitem>
447
448	<listitem>
449	<para>API: OS type description consistency fix (bug #14162)</para>
450	</listitem>
451
452	<listitem>
453	<para>VBoxSVC: don't keep the support driver permanently open</para>
454	</listitem>
455
456	<listitem>
457	<para>Main/Properties: properly drop transient guest properties when
458	the VM is powered off</para>
459	</listitem>
460
461	<listitem>
462	<para>VRDP: fixed a couple of races which may cause a crash during
463	VM poweroff</para>
464	</listitem>
465
466	<listitem>
467	<para>ExtPack: don't fail if the TMP directory contains non-latin1
468	characters (bug #14159)</para>
469	</listitem>
470
471	<listitem>
472	<para>3D: fix potential race in which might cause a crash on VM
473	termination</para>
474	</listitem>
475
476	<listitem>
477	<para>3D: fixed a possible memory leak in the host service</para>
478	</listitem>
479
480	<listitem>
481	<para>Serial: new TCP/IP backend (see <xref linkend="serialports"/>)</para>
482	</listitem>
483
484	<listitem>
485	<para>Storage: added USB mass storage device class
486	(see <xref linkend="harddiskcontrollers"/>)</para>
487	</listitem>
488
489	<listitem>
490	<para>Storage: added <emphasis>vbox-img</emphasis> standalone tool for
491	direct manipulation of virtual hard disk images without VBoxManage</para>
492	</listitem>
493
494	<listitem>
495	<para>Storage: fixed crash as a result of I/O errors in certain conditions
496	(bug #13105)</para>
497	</listitem>
498
499	<listitem>
500	<para>NAT: fixed several potential crashes</para>
501	</listitem>
502
503	<listitem>
504	<para>NAT: don't forcibly reset/drop all connections when the link goes
505	down</para>
506	</listitem>
507
508	<listitem>
509	<para>Netsniffer: properly handle changing of the trace file name
510	at VM runtime</para>
511	</listitem>
512
513	<listitem>
514	<para>Audio: fixed audio output and input when changing the default audio device
515	more than once on OS X</para>
516	</listitem>
517
518	<listitem>
519	<para>Audio: fixed audio input on OS X under certain circumstances</para>
520	</listitem>
521
522	<listitem>
523	<para>ICH9: fixed the interrupt disable logic for MSI interrupts; should
524	fix old Linux guests with AHCI</para>
525	</listitem>
526
527	<listitem>
528	<para>USB: improve playback with USB sound devices attached to the emulated
529	OHCI controller</para>
530	</listitem>
531
532	<listitem>
533	<para>Audio: provide Linux guests a different AC97 audio codec type so Linux
534	ALSA does not mis-detect the link speed (default for new VMs)</para>
535	</listitem>
536
537	<listitem>
538	<para>BIOS: fix for booting from SCSI CD/DVD media</para>
539	</listitem>
540
541	<listitem>
542	<para>BIOS: fix for reads partially beyond end of disk (bug #14021)</para>
543	</listitem>
544
545	<listitem>
546	<para>VRDP: fixed listening for IPv6 on some systems (bug #14038)</para>
547	</listitem>
548
549	<listitem>
550	<para>rdesktop-vrdp: upgraded to version 1.8.3</para>
551	</listitem>
552
553	<listitem>
554	<para>Linux hosts: fixed a bug which made the netfilter driver ignore
555	certain events (bug #12264)</para>
556	</listitem>
557
558	<listitem>
559	<para>Mac OS X hosts: El Capitan fixes</para>
560	</listitem>
561
562	<listitem>
563	<para>Mac OS X hosts: fixed a bug which might trigger a host kernel panic
564	if a VM is started and another hypervisor is active</para>
565	</listitem>
566
567	<listitem>
568	<para>Solaris hosts: Solaris 12 installer fix</para>
569	</listitem>
570
571	<listitem>
572	<para>Guest Additions: added a heartbeat service
573	(see <xref linkend="heartbeatservice" />)</para>
574	</listitem>
575
576	<listitem>
577	<para>Linux hosts / guests: support for Linux distributions using systemd
578	without sysv emulation (e.g. ArchLinux)</para>
579	</listitem>
580
581	<listitem>
582	<para>Windows Additions/WDDM: improved video memory utilization and
583	allow more/bigger guest screens with large resolutions (including HiDPI)
584	</para>
585	</listitem>
586
587	<listitem>
588	<para>Linux Additions: added <emphasis>-s</emphasis> parameter to
589	<emphasis>mount.vboxsf</emphasis> to be sloppy with invalid parameters</para>
590	</listitem>
591
592	<listitem>
593	<para>X11 Additions: fixed wrong DPI value (bug #14151)</para>
594	</listitem>
595
596	<listitem>
597	<para>Mac OS X guests: limit the CPU family for legacy guests</para>
598	</listitem>
599
600	<listitem>
601	<para>Solaris Additions: added quiesce support to co-operate with Solaris'
602	fast-reboot feature</para>
603	</listitem>
604
605	</itemizedlist>
606
607	</sect1>
608
609	<sect1>
610	<title>Version 4.3.28 (2015-05-13)</title>
611
612	<para>This is a maintenance release. The following items were fixed and/or
613	added:</para>
614
615	<itemizedlist>
616
617	<listitem>
618	<para>VMM: fixed a Guru Meditation when rebooting certain guests (for
619	example Solaris doing fast reboot) by fixing the implementation for INIT IPI</para>
620	</listitem>
621
622	<listitem>
623	<para>VMM: added some information for diagnosing rare
624	<emphasis>VERR_VMX_INVALID_VMXON_PTR</emphasis> Guru Meditations (VT-x only)</para>
625	</listitem>
626
627	<listitem>
628	<para>GUI: HID LEDs sync: prevent synchronization if VM window has no focus
629	(Windows and Mac OS X hosts only)</para>
630	</listitem>
631
632	<listitem>
633	<para>GUI: fixed drag and drop moving the cursor between guest screens on
634	certain hosts</para>
635	</listitem>
636
637	<listitem>
638	<para>3D: fixed a crash on restoring the VM state on X11 hosts (bug #12737)</para>
639	</listitem>
640
641	<listitem>
642	<para>3D: fixed a crash on restoring the VM state</para>
643	</listitem>
644
645	<listitem>
646	<para>3D: fixed a crash on Linux guest shutdown (bug #12772)</para>
647	</listitem>
648
649	<listitem>
650	<para>VRDP: fixed incompatibility with rdesktop 1.8.3</para>
651	</listitem>
652
653	<listitem>
654	<para>VRDP: fixed listening for IPv6 on some systems (bug #14038)</para>
655	</listitem>
656
657	<listitem>
658	<para>Storage: don't crash if creating an asynchronous I/O context
659	fails (e.g. when starting many VMs) and show a proper error message</para>
660	</listitem>
661
662	<listitem>
663	<para>Floppy: several fixes</para>
664	</listitem>
665
666	<listitem>
667	<para>Audio: improved the behavior of the volume control for the
668	HD audio device emulation</para>
669	</listitem>
670
671	<listitem>
672	<para>USB: increase the number of supported drivers from 3 to 5
673	(Windows hosts only)</para>
674	</listitem>
675
676	<listitem>
677	<para>PS/2 keyboard: synchronize the LED state on VM restore
678	(Windows and Mac OS X hosts only)</para>
679	</listitem>
680
681	<listitem>
682	<para>NAT Network: when running multiple NAT networks with multiple VMs,
683	only stop the respective services when stopping VMs (bug #14090)</para>
684	</listitem>
685
686	<listitem>
687	<para>NAT: don't kill UDP bindings on ICMP errors (bug #13475)</para>
688	</listitem>
689
690	<listitem>
691	<para>NAT: bandwidth limit now works properly with NAT (bug #11485)</para>
692	</listitem>
693
694	<listitem>
695	<para>BIOS: fixed the returned size value of the VBE 2.0 PMI function 0Ah
696	(4.2.0 regression; bug #14096)</para>
697	</listitem>
698
699	<listitem>
700	<para>Guest Control: fixed parameter quoting in Windows guests
701	(bug #13157)</para>
702	</listitem>
703
704	<listitem>
705	<para>Webcam passthrough improvements for Linux (V4L2) hosts to support more
706	webcam models</para>
707	</listitem>
708
709	<listitem>
710	<para>API: don't fail starting a VM with <emphasis>VBOX_E_INVALID_OBJECT_STATE</emphasis>
711	under certain conditions (bug #13617)</para>
712	</listitem>
713
714	<listitem>
715	<para>API: be more verbose on <emphasis>VBOX_E_INVALID_OBJECT_STATE</emphasis>
716	if a medium is attached to a running VM (bug #13560)</para>
717	</listitem>
718
719	<listitem>
720	<para>API: fixed a bug which could result in losing certain screen resize
721	events with multi-monitor guests</para>
722	</listitem>
723
724	<listitem>
725	<para>rdesktop-vrdp: fixed path to the keymaps (bug #12066)</para>
726	</listitem>
727
728	<listitem>
729	<para>rdesktop-vrdp: switch to version 1.8.3</para>
730	</listitem>
731
732	<listitem>
733	<para>Windows hosts: more hardening fixes (e.g. bugs #14051, #14052)</para>
734	</listitem>
735
736	<listitem>
737	<para>Linux hosts: another fix for activated SMAP on Linux 3.19
738	and newer (Broadwell and later; bug #13961)</para>
739	</listitem>
740
741	<listitem>
742	<para>Linux hosts: Linux 4.1 compile fix (bug #14081)</para>
743	</listitem>
744
745	<listitem>
746	<para>Solaris hosts: fixed using of VNIC templates with Crossbow based
747	bridged networking to be compatible with vanity interface names</para>
748	</listitem>
749
750	<listitem>
751	<para>Mac OS X hosts: fixed crash during VM termination under rare
752	circumstances</para>
753	</listitem>
754
755	<listitem>
756	<para>Windows Additions/WDDM: improved video memory utilization and allow
757	more/bigger guest screens with large resolutions (including HiDPI)</para>
758	</listitem>
759
760	<listitem>
761	<para>X11 Additions: prevent flickering when updating mouse cursor</para>
762	</listitem>
763
764	<listitem>
765	<para>Solaris Additions: fixed incorrect usage of 'prtconf' while
766	installing Guest Additions (Solaris 10 only)</para>
767	</listitem>
768
769	</itemizedlist>
770	</sect1>
771
772	<sect1>
773	<title>Version 4.3.26 (2015-03-16)</title>
774
775	<para>This is a maintenance release. The following items were fixed and/or
776	added:</para>
777
778	<itemizedlist>
779
780	<listitem>
781	<para>GUI: in the snapshots pane, protect the age of snapshots against
782	wrong host time (bug #13955)</para>
783	</listitem>
784
785	<listitem>
786	<para>NAT Network: fixed a bug which prevented to propagate any DNS
787	name server / domain / search string information to the NAT network
788	(4.3.24 regression; bugs #13915, #13918)</para>
789	</listitem>
790
791	<listitem>
792	<para>NAT Network: don't delay the shutdown of VBoxSVC on
793	Windows hosts</para>
794	</listitem>
795
796	<listitem>
797	<para>Mouse support: the mouse could not be moved under rare
798	conditions if no Guest Additions are installed (4.3.24 regression;
799	bug #13935)</para>
800	</listitem>
801
802	<listitem>
803	<para>Storage: if the guest ejects a virtual CD/DVD medium, make the
804	change permanent (bugs #9858, #12885)</para>
805	</listitem>
806
807	<listitem>
808	<para>VGA: made saving secondary screen sizes possible in X11 guests</para>
809	</listitem>
810
811	<listitem>
812	<para>SDK: fixed the VirtualBox.tlb file (4.3.20 regression; bug #13943)</para>
813	</listitem>
814
815	<listitem>
816	<para>rdesktop-vrdp: make it work with USB devices again
817	(4.3.14 regression; bug #13901)</para>
818	</listitem>
819
820	<listitem>
821	<para>USB: fixed a possible BSOD on Windows hosts under rare conditions</para>
822	</listitem>
823
824	<listitem>
825	<para>iPXE: enable the HTTP download protocol on non-Linux hosts (bug #13628)</para>
826	</listitem>
827
828	<listitem>
829	<para>Mac OS X hosts: don't panic on hosts with activated SMAP (Broadwell
830	and later; bug #13951)</para>
831	</listitem>
832
833	<listitem>
834	<para>Linux hosts: don't crash Linux 4.0 hosts (bug #13835)</para>
835	</listitem>
836
837	</itemizedlist>
838	</sect1>
839
840	<sect1>
841	<title>Version 4.3.24 (2015-03-02)</title>
842
843	<para>This is a maintenance release. The following items were fixed and/or
844	added:</para>
845
846	<itemizedlist>
847
848	<listitem>
849	<para>VMM: emulation fix for the <emphasis>ENTER</emphasis> instruction
850	under certain conditions; fixes Solaris 10 guests (VT-x without
851	unrestricted guest execution)</para>
852	</listitem>
853
854	<listitem>
855	<para>VMM: fix for handling NMIs on Linux hosts with X2APIC enabled</para>
856	</listitem>
857
858	<listitem>
859	<para>NAT/NAT Network: fix connection drops when the host's DHCP lease
860	was renewed (4.3.22 regression; Windows hosts only; bug #13839)</para>
861	</listitem>
862
863	<listitem>
864	<para>NAT: don't crash on an empty domain list when switching the
865	DNS host configuration (4.3.22 regression; Mac OS X hosts only;
866	bug #13874)</para>
867	</listitem>
868
869	<listitem>
870	<para>PXE: re-enable it on Windows hosts (4.3.22 regression; Windows hosts
871	only; bug #13842)
872	</para>
873	</listitem>
874
875	<listitem>
876	<para>Shared Folders: fixed a problem with Windows guests (4.3.22 regression;
877	bug #13786)</para>
878	</listitem>
879
880	<listitem>
881	<para>Audio: improved record quality when using the DirectSound audio
882	backend</para>
883	</listitem>
884
885	<listitem>
886	<para>VBoxManage: when executing the <emphasis>controlvm</emphasis> command
887	take care that the corresponding VM runtime changes are saved permanently
888	(bug #13892)</para>
889	</listitem>
890
891	<listitem>
892	<para>Windows Installer: properly install the 32-bit version of VBoxRes.dll
893	on 32-bit hosts (bug #13876)</para>
894	</listitem>
895
896	<listitem>
897	<para>Linux hosts / guests: Linux 4.0 fixes (bug #13835)</para>
898	</listitem>
899
900	<listitem>
901	<para>OS/2 Additions: fixed mouse integration (4.3.22 regression;
902	bug #13825)</para>
903	</listitem>
904
905	</itemizedlist>
906	</sect1>
907
908	<sect1>
909	<title>Version 4.3.22 (2015-02-12)</title>
910
911	<para>This is a maintenance release. The following items were fixed and/or
912	added:</para>
913
914	<itemizedlist>
915
916	<listitem>
917	<para>VMM: refined measurement of TSC frequency on the host, improves
918	timekeeping for guests</para>
919	</listitem>
920
921	<listitem>
922	<para>VMM: decreased CPU load resulting from guest MMIO writes to the
923	virtual APIC</para>
924	</listitem>
925
926	<listitem>
927	<para>VMM: fixed interception of debug exceptions, observed while using
928	the dbx debugger on Solaris guests (VT-x only)</para>
929	</listitem>
930
931	<listitem>
932	<para>GUI: 3D overlay window positioning code improved, fixed potential
933	misplacement of 3D accelerated guest graphics content</para>
934	</listitem>
935
936	<listitem>
937	<para>GUI: fixed accident SSL authentication failures during update
938	check on Windows hosts (bug #12969)</para>
939	</listitem>
940
941	<listitem>
942	<para>GUI: never send the "ACPI power" keyboard scancode to the guest,
943	we have the ACPI power button for that</para>
944	</listitem>
945
946	<listitem>
947	<para>GUI: was unable to properly restore seamless mode VM from
948	snapshot/saved-state under some circumstances</para>
949	</listitem>
950
951	<listitem>
952	<para>VBoxHeadless: don't crash if 3D is enabled in the VM settings
953	(bug #10250)</para>
954	</listitem>
955
956	<listitem>
957	<para>ATA: fixed several passthrough issues (bugs #12310, #1360)</para>
958	</listitem>
959
960	<listitem>
961	<para>Audio: fixed DirectSound failure when the the host has no audio
962	input device (Windows hosts only; bug #9205)</para>
963	</listitem>
964
965	<listitem>
966	<para>SB16: fixed compatibility issue (bug #13769)</para>
967	</listitem>
968
969	<listitem>
970	<para>Storage: fixed broken CD/DVD passthrough when using the
971	IDE controller (bug #12310)</para>
972	</listitem>
973
974	<listitem>
975	<para>NAT: new ping proxy for Windows hosts (bug #11871)</para>
976	</listitem>
977
978	<listitem>
979	<para>NAT: Properly report outbound connect(2) failures to
980	guest with TCP RST or ICMP (bug #10525)</para>
981	</listitem>
982
983	<listitem>
984	<para>NAT Network: no need for frequent wakeups in VBoxNetDHCP
985	and VBoxNetNAT (bug #11681)</para>
986	</listitem>
987
988	<listitem>
989	<para>Host-only adapter: prevent Windows from creating an "Unidentified
990	network" (bug #9688)</para>
991	</listitem>
992
993	<listitem>
994	<para>Bridged Networking: don't leak host-to-guest traffic to
995	the wireless network when bridging to a wireless interface
996	(bug #13714)</para>
997	</listitem>
998
999	<listitem>
1000	<para>Main: fixed a possible race when changing the medium leading
1001	to a deadlock under rare conditions (bug #13722)</para>
1002	</listitem>
1003
1004	<listitem>
1005	<para>VBoxManage: fixed return code if starting a VM failed
1006	(bug #13773)</para>
1007	</listitem>
1008
1009	<listitem>
1010	<para>Settings: on Windows host, do not use environment variable HOME
1011	at all, the settings location is derived from the user profile
1012	directory (bug #7689)</para>
1013	</listitem>
1014
1015	<listitem>
1016	<para>API: fixed 2 deadlock opportunities related to medium handling
1017	(bugs #13789, #13801, thank you Alexander Urakov)</para>
1018	</listitem>
1019
1020	<listitem>
1021	<para>API: fixed bug in XPCOM which created too few worker threads,
1022	sporadically resulting in a deadlock (bug #13802, thank you Alexander
1023	Urakov)</para>
1024	</listitem>
1025
1026	<listitem>
1027	<para>SDK: fixed a garbage collection leak in the Python VirtualBox
1028	webservice API binding (bug #13817)</para>
1029	</listitem>
1030
1031	<listitem>
1032	<para>Linux hosts: fixes for activated SMAP (Broadwell and later,
1033	bug #13820)</para>
1034	</listitem>
1035
1036	<listitem>
1037	<para>X11 guests: prevent unwanted hiding of guest screens
1038	on multi-monitor guests (bug #13287)</para>
1039	</listitem>
1040
1041	<listitem>
1042	<para>X11 guests: added support for X.Org Server 1.17</para>
1043	</listitem>
1044
1045	<listitem>
1046	<para>X11 Additions: fixed a memory leak in VBoxService if libdbus
1047	is available but dbus-daemon isn't running (bug #13770)</para>
1048	</listitem>
1049
1050	<listitem>
1051	<para>Windows Additions: prevent VBox WDDM driver from loading if host
1052	reports weak OpenGL capabilities. 3D content now can be shown over
1053	Remote Desktop connection.</para>
1054	</listitem>
1055
1056	<listitem>
1057	<para>Winodws Additions: some fixes for recent Windows 10 Previews</para>
1058	</listitem>
1059
1060	<listitem>
1061	<para>Linux Additions: fixed a compatibility issue with 64-bit
1062	Linux 2.4 kernels</para>
1063	</listitem>
1064
1065	<listitem>
1066	<para>Linux Additions: fixed a potential use-after-free when unloading
1067	the VBoxGuest module</para>
1068	</listitem>
1069
1070	<listitem>
1071	<para>Linux Additions: Linux 3.19 fixes (bug #13741)</para>
1072	</listitem>
1073
1074	</itemizedlist>
1075	</sect1>
1076
1077	<sect1>
1078	<title>Version 4.3.20 (2014-11-21)</title>
1079
1080	<para>This is a maintenance release. The following items were fixed and/or
1081	added:</para>
1082
1083	<itemizedlist>
1084
1085	<listitem>
1086	<para>VMM: fixed reboot hang of 32-bit Windows SMP guests (bugs #13319,
1087	#13462)</para>
1088	</listitem>
1089
1090	<listitem>
1091	<para>VMM: proper <emphasis>Math Fault</emphasis> handling with certain
1092	legacy guests (bug #9042, AMD hosts)</para>
1093	</listitem>
1094
1095	<listitem>
1096	<para>VMM: fixed a Guru Meditation <emphasis>VINF_EM_TRIPLE_FAULT</emphasis>
1097	on older CPUs that don't support MSR-bitmaps (VT-x only;
1098	bugs #13034, #13125, #13311, #13425, #13426, #13463, #13585)</para>
1099	</listitem>
1100
1101	<listitem>
1102	<para>GUI: fix 3D overlay window reparenting issue when VM goes to
1103	fullscreen mode on X11 hosts</para>
1104	</listitem>
1105
1106	<listitem>
1107	<para>GUI: fix occasional loss of focus in full-screen mode on X11
1108	host systems (4.3.16 regression)</para>
1109	</listitem>
1110
1111	<listitem>
1112	<para>GUI: Mac OS X: wizards should have Cancel button
1113	(bug #12541)</para>
1114	</listitem>
1115
1116	<listitem>
1117	<para>GUI: added a global option to prevent automatic raising of the
1118	new window by mouse move with multi-screen guests (bug #8878)</para>
1119	</listitem>
1120
1121	<listitem>
1122	<para>API: accept remote display port 0 as the default RDP port
1123	(bug #8534)</para>
1124	</listitem>
1125
1126	<listitem>
1127	<para>VBoxManage: fixed crash when executing <emphasis>showvminfo</emphasis>
1128	command under certain circumstances (bug #13190)</para>
1129	</listitem>
1130
1131	<listitem>
1132	<para>ACPI: fixed occassional Guru Meditations in ACPI timer code
1133	(4.3.18 regression; bug #13521)</para>
1134	</listitem>
1135
1136	<listitem>
1137	<para>EFI: improved performance of IDE disk access</para>
1138	</listitem>
1139
1140	<listitem>
1141	<para>EFI: fixed a bug in the EFI video driver which prevented
1142	Windows to boot in UEFI mode (bug #12022)</para>
1143	</listitem>
1144
1145	<listitem>
1146	<para>EFI: properly announce the amount of RAM for big VMs
1147	(bugs #11103 and #13211)</para>
1148	</listitem>
1149
1150	<listitem>
1151	<para>Storage: fixed a crash under certain cicrumstances when a medium
1152	was ejected from a drive attached to the SATA controller without
1153	inserting a new medium before pausing or closing the VM
1154	(4.3.16 regression) </para>
1155	</listitem>
1156
1157	<listitem>
1158	<para>Storage: fixed an interrupt acknowledge issue causing hanging guests
1159	or slower I/O (4.3.18 regression)</para>
1160	</listitem>
1161
1162	<listitem>
1163	<para>Storage: fixed broken resume after the VM was suspended due to
1164	a full disk if host I/O caching is used</para>
1165	</listitem>
1166
1167	<listitem>
1168	<para>Storage: fixed a Guru Meditation under certain conditions when
1169	using the DevLsiLogic controller with VMs running in raw mode
1170	(4.3 regression; bugs #12254, #12655, #12709, #12774, #12886)</para>
1171	</listitem>
1172
1173	<listitem>
1174	<para>Guest Control: fixed a bug which might lead to a crash during
1175	recursive copy</para>
1176	</listitem>
1177
1178	<listitem>
1179	<para>SDK: Java COM bindings fixes</para>
1180	</listitem>
1181
1182	<listitem>
1183	<para>iPXE: enable the HTTP download protocol (bug #13628)</para>
1184	</listitem>
1185
1186	<listitem>
1187	<para>Runtime: do not use a fixed stack size creating temporary threads
1188	during initialization (bug #13038)</para>
1189	</listitem>
1190
1191	<listitem>
1192	<para>Windows hosts: fixed more startup problems on certain Windows hosts due
1193	to conflicts with anti-virus software; better error reporting
1194	(4.3.14 regression; bug #13187)</para>
1195	</listitem>
1196
1197	<listitem>
1198	<para>Windows hosts: fixed DirectSound host audio failure under certain conditions
1199	(bug #13418)</para>
1200	</listitem>
1201
1202	<listitem>
1203	<para>Windows hosts: fixed additional cases of 4.3.14 regression
1204	whereby AltGr stopped working for some people (bug #13216)</para>
1205	</listitem>
1206
1207	<listitem>
1208	<para>Windows Additions: preserve guest monitor layout when resizing
1209	Windows 7 or newer guests</para>
1210	</listitem>
1211
1212	<listitem>
1213	<para>Linux Additions: Linux 3.18 compile fixes (bug #13515)</para>
1214	</listitem>
1215
1216	</itemizedlist>
1217	</sect1>
1218
1219	<sect1>
1220	<title>Version 4.3.18 (2014-10-10)</title>
1221
1222	<para>This is a maintenance release. The following items were fixed and/or
1223	added:</para>
1224
1225	<itemizedlist>
1226
1227	<listitem>
1228	<para>VMM: fixed a potential misbehavior after restoring the A20 state
1229	from a saved state</para>
1230	</listitem>
1231
1232	<listitem>
1233	<para>GUI: fixed full-screen mode mini-toolbar related regressions
1234	for different platforms and window managers (bug #13369)</para>
1235	</listitem>
1236
1237	<listitem>
1238	<para>GUI: X11: fixed full-screen mode Unity panels quirk caused by
1239	mini-toolbar code changes in last release (bug #13365)</para>
1240	</listitem>
1241
1242	<listitem>
1243	<para>GUI: X11: added possibility to use legacy full-screen mode
1244	as the new one can cause multi-screen issues under Unity, see
1245	<xref linkend="legacy-fullscreen-mode" xreflabel="here"/> (bug #13365)</para>
1246	</listitem>
1247
1248	<listitem>
1249	<para>GUI: Mac OS X: fixed full-screen mode artifact causing black screen
1250	when 3D acceleration was enabled on 10.10 Yosemite hosts (bug #13448)</para>
1251	</listitem>
1252
1253	<listitem>
1254	<para>GUI: Mac OS X: fixed regression in user-space swiping from/to
1255	VBox in full-screen mode</para>
1256	</listitem>
1257
1258	<listitem>
1259	<para>GUI: Mac OS X: fixed issue with switching to VBox in full-screen
1260	mode through Alt+Tab and Mission Control</para>
1261	</listitem>
1262
1263	<listitem>
1264	<para>Storage: fixed data corruption when resizing huge VHD images under
1265	certain circumstances (bug #11960)</para>
1266	</listitem>
1267
1268	<listitem>
1269	<para>Storage: fixed a rare hang during startup when the BIOS enumerates the
1270	storage devices attached to the SATA controller</para>
1271	</listitem>
1272
1273	<listitem>
1274	<para>Storage: follow the spec with AHCI interrupt acknowledge (bug #13474)</para>
1275	</listitem>
1276
1277	<listitem>
1278	<para>Storage: fixed broken iSCSI authentication (4.3.14 regression; bugs #13386,
1279	#13435)</para>
1280	</listitem>
1281
1282	<listitem>
1283	<para>NAT Network: properly parse port forwarding rules to allow UDP
1284	rules</para>
1285	</listitem>
1286
1287	<listitem>
1288	<para>USB: fixed a crash on Linux hosts with older Linux kernels (bug #13400) and
1289	several other fixes</para>
1290	</listitem>
1291
1292	<listitem>
1293	<para>ACPI: fixed ACPI timer anomalies (bug #12076)</para>
1294	</listitem>
1295
1296	<listitem>
1297	<para>Guest Control: fixed a memory leak (bug #13434)</para>
1298	</listitem>
1299
1300	<listitem>
1301	<para>Main: when removing a VM, do also remove the VBoxStartup.log file
1302	which might exist on Windows hosts (bug #13478)</para>
1303	</listitem>
1304
1305	<listitem>
1306	<para>Windows hosts: fixed more startup problems on certain Windows hosts due
1307	to conflicts with anti-virus software; better error reporting
1308	(4.3.14 regression; bug #13187)</para>
1309	</listitem>
1310
1311	<listitem>
1312	<para>Windows hosts: propagate the process startup information to the child
1313	process (4.3.14 regression; bug #13243)</para>
1314	</listitem>
1315
1316	<listitem>
1317	<para>Mac OS X hosts: don't force using the discrete GPU (bug #11111)</para>
1318	</listitem>
1319
1320	<listitem>
1321	<para>Windows Additions: some Windows 10 tweaks</para>
1322	</listitem>
1323
1324	<listitem>
1325	<para>X11 guests: fix a bug handling video driver display properties
1326	which prevented GNOME Shell on Fedora 21 from starting</para>
1327	</listitem>
1328
1329	<listitem>
1330	<para>Linux hosts / guests: fixed a few remaining warnings in the kernel
1331	log if memory allocation fails (bug #11171)</para>
1332	</listitem>
1333
1334	</itemizedlist>
1335	</sect1>
1336
1337	<sect1>
1338	<title>Version 4.3.16 (2014-09-09)</title>
1339
1340	<para>This is a maintenance release. The following items were fixed and/or
1341	added:</para>
1342
1343	<itemizedlist>
1344
1345	<listitem>
1346	<para>VMM: fixed restoring 32-bit FPU state on 64-bit capable VMs
1347	and restoring guest FPU in raw-mode VMs (bug #12646; 4.3 regression)</para>
1348	</listitem>
1349
1350	<listitem>
1351	<para>GUI: properly restore normal/scale mode guest-screen size
1352	after exiting full-screen/seamless mode</para>
1353	</listitem>
1354
1355	<listitem>
1356	<para>GUI: mini-toolbar should provoke less artifacts/conflicts with
1357	3D guest rendering</para>
1358	</listitem>
1359
1360	<listitem>
1361	<para>GUI: Mac OS X: Native full-screen multi-screen transition
1362	was able to blackout host-screens for nearly minute</para>
1363	</listitem>
1364
1365	<listitem>
1366	<para>GUI: X11: Modern window managers should now use native full-screen
1367	multi-screen mapping API</para>
1368	</listitem>
1369
1370	<listitem>
1371	<para>GUI: added extradata item for configuring the mouse capture
1372	behavior, see <xref linkend="mouse-capture" xreflabel="here"/>
1373	(bug #3506)</para>
1374	</listitem>
1375
1376	<listitem>
1377	<para>Storage: fixed a VBoxSVC crash when querying an iSCSI target with
1378	authentication configured (4.3.14 regression)</para>
1379	</listitem>
1380
1381	<listitem>
1382	<para>Storage: fixed a rare data corruption during reads if another
1383	allocating write is running concurrently and accesses the same range</para>
1384	</listitem>
1385
1386	<listitem>
1387	<para>Storage: fixed a rare crash for certain VHD images from other products</para>
1388	</listitem>
1389
1390	<listitem>
1391	<para>Storage: fixed a rare release assertion when using the AHCI controller</para>
1392	</listitem>
1393
1394	<listitem>
1395	<para>Floppy: fixed read errors and guest memory corruption when running
1396	under control of QEMM</para>
1397	</listitem>
1398
1399	<listitem>
1400	<para>3D: added experimental support for rendering on offline GPUs for Mac OS X host</para>
1401	</listitem>
1402
1403	<listitem>
1404	<para>3D: fixed white window appearing on entering FullScreen mode on Mac OS X host</para>
1405	</listitem>
1406
1407	<listitem>
1408	<para>3D: fixed video recording support for 3D data regression (bug #13073)</para>
1409	</listitem>
1410
1411	<listitem>
1412	<para>3D: fixes for MS Office 2013 support</para>
1413	</listitem>
1414
1415	<listitem>
1416	<para>3D: several fixes</para>
1417	</listitem>
1418
1419	<listitem>
1420	<para>Bridged Networking: improved IPv6 support when bridging
1421	to a wireless interface</para>
1422	</listitem>
1423
1424	<listitem>
1425	<para>NAT: prevent internal DNS service from stuck in host-resolver mode
1426	when host was switched from one network to another one while host was
1427	sleeping (Mac OS X hosts)</para>
1428	</listitem>
1429
1430	<listitem>
1431	<para>NAT: preserve DF (if possible) and TOS when proxying
1432	outbound UDP datagrams (bugs #9440, #12309)</para>
1433	</listitem>
1434
1435	<listitem>
1436	<para>NAT: don't let multicast datagrams out (bug #7338)</para>
1437	</listitem>
1438
1439	<listitem>
1440	<para>NAT: fixed handling of large incoming UDP datagrams on
1441	Windows hosts (bug #12136)</para>
1442	</listitem>
1443
1444	<listitem>
1445	<para>NAT: fixed handling of the RFC 1533 DHCP PAD option</para>
1446	</listitem>
1447
1448	<listitem>
1449	<para>NAT Network: fixed inbound half-close on Windows hosts</para>
1450	</listitem>
1451
1452	<listitem>
1453	<para>NAT Network: preserve IPv4 DF (if possible), TTL, TOS
1454	and IPv6 Hop Limit when proxying outbound UDP
1455	datagrams</para>
1456	</listitem>
1457
1458	<listitem>
1459	<para>VRDP: fixed a rare crash when using remote audio input</para>
1460	</listitem>
1461
1462	<listitem>
1463	<para>USB: fixed several regressions from 4.3.14 (bug #13320)</para>
1464	</listitem>
1465
1466	<listitem>
1467	<para>Audio: made the HDA sound emulation work with certain Mac OS X guests
1468	(e.g. Mountain Lion)</para>
1469	</listitem>
1470
1471	<listitem>
1472	<para>Windows hosts: fixed startup problems on certain Windows hosts due
1473	to conflicts with anti-virus software (4.3.14 regression; bug #13187)</para>
1474	</listitem>
1475
1476	<listitem>
1477	<para>Windows hosts: fixed 4.3.14 regression whereby AltGr stopped
1478	working for some people (bug #13216)</para>
1479	</listitem>
1480
1481	<listitem>
1482	<para>X11 hosts: made the extra key on Brazilian Thinkpads work
1483	(bug #8745)</para>
1484	</listitem>
1485
1486	<listitem>
1487	<para>X11 hosts: fixed a problem of input focus cycles and immediately
1488	released key presses in full screen mode (bug #13238)</para>
1489	</listitem>
1490
1491	<listitem>
1492	<para>Linux hosts: fixed flooding the kernel log with USB related messages
1493	when passing through certain USB devices to a VM (bug #13085)</para>
1494	</listitem>
1495
1496	<listitem>
1497	<para>Linux guests: stop applications crashing when <emphasis>drm_wait_vblank</emphasis>
1498	is called (bug #13265)</para>
1499	</listitem>
1500
1501	<listitem>
1502	<para>Linux guests: fix a crash in gnome-session (bug #13335)</para>
1503	</listitem>
1504
1505	<listitem>
1506	<para>X11 guests: do not start VBoxClient over an SSH connection
1507	(bug #13107)</para>
1508	</listitem>
1509
1510	<listitem>
1511	<para>X11 guests: added support for X.Org Server 1.16 (bug #13207)</para>
1512	</listitem>
1513
1514	<listitem>
1515	<para>X11 guests: fixed a wrong parameter in the video driver which
1516	caused problems with full-screen X11 clients (bug #2748)</para>
1517	</listitem>
1518
1519	<listitem>
1520	<para>VirtualKD: introduced stub/loader device for speeding up Windows
1521	kernel debugging, details see <ulink type=""
1522	url="http://virtualkd.sysprogs.org/">http://virtualkd.sysprogs.org/</ulink></para>
1523	</listitem>
1524
1525	</itemizedlist>
1526	</sect1>
1527
1528	<sect1>
1529	<title>Version 4.3.14 (2014-07-15)</title>
1530
1531	<para>This is a maintenance release. The following items were fixed and/or
1532	added:</para>
1533
1534	<itemizedlist>
1535
1536	<listitem>
1537	<para>VMM: more fixes for MSR emulation on certain hardware (bugs
1538	#12784, #12949, #13034)</para>
1539	</listitem>
1540
1541	<listitem>
1542	<para>VMM: improve MSI handling under rare circumstances (only
1543	relevant for the ICH9 chipset)</para>
1544	</listitem>
1545
1546	<listitem>
1547	<para>VMM: fixed #UD exception for 64-bit guests with the EFER.SCE bit
1548	and the <emphasis>SYSCALL</emphasis> instruction (VT-x only;
1549	4.3 regression; bug #13008)</para>
1550	</listitem>
1551
1552	<listitem>
1553	<para>VMM: fixed timekeeping after resuming SMP guests</para>
1554	</listitem>
1555
1556	<listitem>
1557	<para>VMM: properly wake up a halted VCPU on NMI/SMI</para>
1558	</listitem>
1559
1560	<listitem>
1561	<para>GUI: fixed a potential crash</para>
1562	</listitem>
1563
1564	<listitem>
1565	<para>GUI: fixed stuck AltGr key on Windows hosts (bug #2537)</para>
1566	</listitem>
1567
1568	<listitem>
1569	<para>GUI: fixed a potential error during the version check</para>
1570	</listitem>
1571
1572	<listitem>
1573	<para>GUI: shortcut change should not require Enter/Return (or other
1574	trigger) to confirm (bugs #12828, #12847, #12937, #13087)</para>
1575	</listitem>
1576
1577	<listitem>
1578	<para>GUI: fixed update check which was broken due to changing the
1579	location of the root certificates (bug #13096)</para>
1580	</listitem>
1581
1582	<listitem>
1583	<para>VBoxManage: fixed typo in <emphasis>showvminfo --machinereadable</emphasis>
1584	(bug #13176)</para>
1585	</listitem>
1586
1587	<listitem>
1588	<para>NAT: fixed inbound half-close (bug #13116)</para>
1589	</listitem>
1590
1591	<listitem>
1592	<para>NAT: fixed slow upload speed under certain conditions
1593	(bug #10034)</para>
1594	</listitem>
1595
1596	<listitem>
1597	<para>NAT Network: fixed potential loss of inbound TCP data</para>
1598	</listitem>
1599
1600	<listitem>
1601	<para>NAT Network: fixed potential infinite stalls of TCP
1602	connections over IPv6</para>
1603	</listitem>
1604
1605	<listitem>
1606	<para>NAT Network: fixed resets of TCP connections on Windows
1607	hosts</para>
1608	</listitem>
1609
1610	<listitem>
1611	<para>NAT Network: fixed inbound half-close on Mac OS X hosts</para>
1612	</listitem>
1613
1614	<listitem>
1615	<para>NAT Network: fixed socket leak on Solaris hosts</para>
1616	</listitem>
1617
1618	<listitem>
1619	<para>NAT Network: fixed ping of mapped host loopback on Mac OS X
1620	and Solaris hosts, fixed proxying of IMCP errors on Mac OS X</para>
1621	</listitem>
1622
1623	<listitem>
1624	<para>Host-Only Network: fixed SNMP <emphasis>ifConnectorPresent</emphasis>
1625	value on Windows (bug #13143)</para>
1626	</listitem>
1627
1628	<listitem>
1629	<para>Storage: fixed a possible crash with CD/DVD passthrough under
1630	certain circumstances</para>
1631	</listitem>
1632
1633	<listitem>
1634	<para>Storage: fixed a crash when trying to open an inaccessible QED
1635	or QCOW image (bug #12613)</para>
1636	</listitem>
1637
1638	<listitem>
1639	<para>Storage: fixed data corruption or read errors under rare
1640	circumstances</para>
1641	</listitem>
1642
1643	<listitem>
1644	<para>AHCI: fixed a crash under rare circumstances</para>
1645	</listitem>
1646
1647	<listitem>
1648	<para>USB: performance fixes</para>
1649	</listitem>
1650
1651	<listitem>
1652	<para>ICH9: properly reset MSI capability on reset</para>
1653	</listitem>
1654
1655	<listitem>
1656	<para>Keyboard: active modifier keys during suspend were stuck after
1657	resuming the host</para>
1658	</listitem>
1659
1660	<listitem>
1661	<para>3D: fixed misbehavior with huge guests (i.e. guest more than
1662	4GB guest memory</para>
1663	</listitem>
1664
1665	<listitem>
1666	<para>3D: several fixes</para>
1667	</listitem>
1668
1669	<listitem>
1670	<para>API: properly detect the Windows 8.1 guest OS type (bug #13090)</para>
1671	</listitem>
1672
1673	<listitem>
1674	<para>ExtPack: cleanup of dangling uninstallation directories</para>
1675	</listitem>
1676
1677	<listitem>
1678	<para>Linux hosts / guests: compile fix for EL7 (bug #12638)</para>
1679	</listitem>
1680
1681	<listitem>
1682	<para>Linux Additions: made 3D pass-through work with recent versions
1683	of Mesa in the guest (bug #12941)</para>
1684	</listitem>
1685
1686	<listitem>
1687	<para>Linux Additions: Linux 3.16 fixes (bug #13123)</para>
1688	</listitem>
1689
1690	<listitem>
1691	<para>Mac OS X hosts: when scanning for host CD/DVD devices also consider
1692	BlueRay devices</para>
1693	</listitem>
1694
1695	<listitem>
1696	<para>Mac OS X hosts: fixed host shutdown and reboot delay caused by running VBoxSVC
1697	process in some cases</para>
1698	</listitem>
1699
1700	<listitem>
1701	<para>OS/2 Additions: fixed gengradd.dll library name (bug #12785)</para>
1702	</listitem>
1703
1704	<listitem>
1705	<para>Solaris Additions: fixed permissions of files and directories
1706	located on shared folders</para>
1707	</listitem>
1708
1709	<listitem>
1710	<para>Windows host installer: fixed the need for rebooting Windows after
1711	installation or upgrade, extended logging for NetFlt/NetAdp (un)installation</para>
1712	</listitem>
1713
1714	</itemizedlist>
1715
1716	</sect1>
1717
1718	<sect1>
1719	<title>Version 4.3.12 (2014-05-16)</title>
1720
1721	<para>This is a maintenance release. The following items were fixed and/or
1722	added:</para>
1723
1724	<itemizedlist>
1725
1726	<listitem>
1727	<para>VMM: fixed an occasional Guru Meditation (Mac OS X hosts only;
1728	bugs #12727, #12954)</para>
1729	</listitem>
1730
1731	<listitem>
1732	<para>VMM: fixed a rare condition that would fail to invalidate guest TLB
1733	entries or would invalidate them when not required (Windows hosts only)</para>
1734	</listitem>
1735
1736	<listitem>
1737	<para>VMM: fixed a <emphasis>VERR_NOT_SUPPORTED</emphasis> Guru Meditation
1738	seen with certain guests, e.g. OpenServer 5.0.7</para>
1739	</listitem>
1740
1741	<listitem>
1742	<para>VMM: more fixes for MSR emulation on certain hardware (bugs #12240,
1743	#12875)</para>
1744	</listitem>
1745
1746	<listitem>
1747	<para>GUI: fixed mouse positioning with mouse integration disabled and
1748	multiple guest screens (Windows hosts only; bug #9059)</para>
1749	</listitem>
1750
1751	<listitem>
1752	<para>GUI: fixed crash in VM manager (bug #12878)</para>
1753	</listitem>
1754
1755	<listitem>
1756	<para>GUI: fixed crash under rare conditions on entering/exiting
1757	full-screen/seamless mode</para>
1758	</listitem>
1759
1760	<listitem>
1761	<para>Shared Clipboard: don't stop working after taking a snapshot
1762	(bug #12700)</para>
1763	</listitem>
1764
1765	<listitem>
1766	<para>AHCI: fixed a crash under rare circumstances</para>
1767	</listitem>
1768
1769	<listitem>
1770	<para>API: fixed a hang during VM shutdown under rare conditions</para>
1771	</listitem>
1772
1773	<listitem>
1774	<para>NAT: fixed generation of malformed ICMP error datagrams (4.3.10 regression)</para>
1775	</listitem>
1776
1777	<listitem>
1778	<para>NAT: fixed potential crash in DNS proxy</para>
1779	</listitem>
1780
1781	<listitem>
1782	<para>NAT Network: don't drop port forwarding rules after some time</para>
1783	</listitem>
1784
1785	<listitem>
1786	<para>NAT: fixed ARP cache corruption and network loss in Windows guest caused
1787	by iSCSI service activity</para>
1788	</listitem>
1789
1790	<listitem>
1791	<para>USB: improved check if a storage device is currently mounted to the host
1792	when the device is about to be attached to the VM (Mac OS X hosts only; #11038)</para>
1793	</listitem>
1794
1795	<listitem>
1796	<para>3D support: several fixes, including better support for Ubuntu 14.04</para>
1797	</listitem>
1798
1799	<listitem>
1800	<para>VRDP: fixed a potential crash on client disconnect (bug #12858)</para>
1801	</listitem>
1802
1803	<listitem>
1804	<para>VBoxSVC: fixed a race when a new client is started a few seconds after
1805	the last client terminated (Windows hosts only; bugs #11309, #12509)</para>
1806	</listitem>
1807
1808	<listitem>
1809	<para>VBoxSVC: fixed VirtualBox.xml registry corruption after VM renaming</para>
1810	</listitem>
1811
1812	<listitem>
1813	<para>VBoxSVC: fixed a potential crash caused by incorrect USB device filter
1814	(Mac OS X hosts only; #11038)</para>
1815	</listitem>
1816
1817	<listitem>
1818	<para>Windows hosts: partly support 32-bit COM on 64-bit systems</para>
1819	</listitem>
1820
1821	<listitem>
1822	<para>Windows host installer: implemented merge module (msm) support</para>
1823	</listitem>
1824
1825	<listitem>
1826	<para>Linux hosts: fixed dependency of boot script on older Debian systems
1827	(bug #12262)</para>
1828	</listitem>
1829
1830	<listitem>
1831	<para>Linux guests: fix symbolic link to shared folder helper
1832	(bug #12879)</para>
1833	</listitem>
1834
1835	<listitem>
1836	<para>Linux Additions: don't crash VBoxService during guest execute for
1837	users without a password (bug #12994)</para>
1838	</listitem>
1839
1840	<listitem>
1841	<para>Linux Additions: fixed a bug in guest execution where the guest process
1842	terminated with <emphasis>VERR_INTERRUPTED</emphasis> to the host</para>
1843	</listitem>
1844
1845	</itemizedlist>
1846
1847	</sect1>
1848
1849	<sect1>
1850	<title>Version 4.3.10 (2014-03-26)</title>
1851
1852	<para>This is a maintenance release. The following items were fixed and/or
1853	added:</para>
1854
1855	<itemizedlist>
1856
1857	<listitem>
1858	<para>VMM: more work on improving the emulation of certain MSR registers
1859	on certain host CPUs (e.g. bugs #12734, #12736, #12744, #12748, #12686,
1860	#12770)</para>
1861	</listitem>
1862
1863	<listitem>
1864	<para>VMM: fixed single-stepping for real-mode guests (VT-x without
1865	unrestricted guest execution) and some I/O instructions (bug #12636)</para>
1866	</listitem>
1867
1868	<listitem>
1869	<para>VMM: fixed a potential problem with COW pages if nested paging is
1870	not available</para>
1871	</listitem>
1872
1873	<listitem>
1874	<para>GUI: Mac OS X: experimental native full screen support for
1875	Mountain Lion and Mavericks (bug #12292)</para>
1876	</listitem>
1877
1878	<listitem>
1879	<para>GUI: Mac OS X: removed the mini-toolbar minimize button which
1880	doesn't work under Mac OS X full screen mode anyway</para>
1881	</listitem>
1882
1883	<listitem>
1884	<para>GUI: experimental HID LEDs synchronization for Windows and Mac OS X hosts:
1885	fixed keyboard re-synchronization if the feature is disabled (as done by default;
1886	bug #12758)</para>
1887	</listitem>
1888
1889	<listitem>
1890	<para>GUI: fixed a potential crash when opening the preferences menu
1891	(bug #12862)</para>
1892	</listitem>
1893
1894	<listitem>
1895	<para>OVF: fixed a crash of the VirtualBox Manager when re-starting guest
1896	export (bug #12586)</para>
1897	</listitem>
1898
1899	<listitem>
1900	<para>3D support: several fixes</para>
1901	</listitem>
1902
1903	<listitem>
1904	<para>HGCM: fixed a problem with saved states which could cause several
1905	guest misbehavior after a VM was started from a saved state</para>
1906	</listitem>
1907
1908	<listitem>
1909	<para>Storage: fixed a bug preventing to compact differential snapshots
1910	under certain conditions</para>
1911	</listitem>
1912
1913	<listitem>
1914	<para>VBoxSVC: fixed a segmentation fault on Linux hosts if a very long path
1915	exists under /dev (bug #12760)</para>
1916	</listitem>
1917
1918	<listitem>
1919	<para>API: fixed guest misbehavior under certain conditions if a storage
1920	medium was attached or removed at VM runtime</para>
1921	</listitem>
1922
1923	<listitem>
1924	<para>Windows installer: make the <emphasis>--silent</emphasis>
1925	parameter work again (bug #12764)</para>
1926	</listitem>
1927
1928	<listitem>
1929	<para>Mac OS X Networking: prevent local traffic (VM-to/from-host) from
1930	leaking to wire (bug #12750)</para>
1931	</listitem>
1932
1933	<listitem>
1934	<para>Windows Additions: fixed the environment for guest processes
1935	(4.3.8 regression; bug #12782)</para>
1936	</listitem>
1937
1938	<listitem>
1939	<para>Windows Additions/WDDM: fixed divide by zero exception with
1940	multiple guest screens under certain conditions</para>
1941	</listitem>
1942
1943	<listitem>
1944	<para>Windows Additions/WDDM: fixed crashes with 2D video
1945	acceleration enabled (4.3.8 regression; bug #12745)</para>
1946	</listitem>
1947
1948	<listitem>
1949	<para>Linux Additions: install correctly on Ubuntu guest systems
1950	with a /usr/lib64 directory (bug #12513)</para>
1951	</listitem>
1952
1953	<listitem>
1954	<para>X11 Additions: fix for the VBoxClient process not exiting
1955	correctly (bug #12348) and consuming too much processor time</para>
1956	</listitem>
1957
1958	</itemizedlist>
1959	</sect1>
1960
1961	<sect1>
1962	<title>Version 4.3.8 (2014-02-25)</title>
1963
1964	<para>This is a maintenance release. The following items were fixed and/or
1965	added:</para>
1966
1967	<itemizedlist>
1968
1969	<listitem>
1970	<para>VMM: more work on improving the emulation of certain MSR registers
1971	(e.g. bugs #12224, #12544)</para>
1972	</listitem>
1973
1974	<listitem>
1975	<para>VMM: fixed a <emphasis>VERR_INVALID_RPL</emphasis> Guru Meditation
1976	when booting certain guests (bug #11350)</para>
1977	</listitem>
1978
1979	<listitem>
1980	<para>VMM: experimental support for SSE 4.1 / SSE 4.2 passthrough, see
1981	the user manual how to enable it (bug #8651)</para>
1982	</listitem>
1983
1984	<listitem>
1985	<para>VMM: fix for recent Linux kernels with software virtualization</para>
1986	</listitem>
1987
1988	<listitem>
1989	<para>GUI: experimental HID LEDs synchronization for Windows hosts, see
1990	<xref linkend="hidledssync" xreflabel="here"/></para>
1991	</listitem>
1992
1993	<listitem>
1994	<para>GUI: warn the user if the Oracle Extension Pack is not installed and
1995	the user tries to activate the remote display feature (bug #9104)</para>
1996	</listitem>
1997
1998	<listitem>
1999	<para>GUI: make sure that a minimized guest (using mini toolbar in
2000	full screen / seamless mode) keeps the minimized state (bug #12199)</para>
2001	</listitem>
2002
2003	<listitem>
2004	<para>GUI: popup banner's "do not show this message again" check-box
2005	replaced with corresponding button</para>
2006	</listitem>
2007
2008	<listitem>
2009	<para>GUI: network adapter cables can now be connected/disconnected directly through
2010	the running virtual machine Devices / Network menu a Network status-bar
2011	indicator</para>
2012	</listitem>
2013
2014	<listitem>
2015	<para>GUI: the new VM wizard now proposes 64-bit guests on 64-bit hosts
2016	by default; better distinction between 32-bit OS types 64-bit OS types
2017	(bug #12533)</para>
2018	</listitem>
2019
2020	<listitem>
2021	<para>GUI: better error message if appliance import fails
2022	(bug #12657)</para>
2023	</listitem>
2024
2025	<listitem>
2026	<para>GUI: allow to set host-combination to 'None' using the Global settings
2027	/ Input page (bug #12730)</para>
2028	</listitem>
2029
2030	<listitem>
2031	<para>GUI: don't switch the guest to a black screen during online snapshot
2032	merge (4.3 regression)</para>
2033	</listitem>
2034
2035	<listitem>
2036	<para>VBoxManage: when exporting an appliance, support the suppression
2037	of MAC addresses, which means they will be always recreated on
2038	import, avoiding duplicate MAC addresses for VMs which are imported
2039	several times</para>
2040	</listitem>
2041
2042	<listitem>
2043	<para>AHCI: fixed a VM hang during suspend under certain circumstances</para>
2044	</listitem>
2045
2046	<listitem>
2047	<para>AHCI: fixed a VM hang during online snapshot merge under certain
2048	circumstances</para>
2049	</listitem>
2050
2051	<listitem>
2052	<para>AHCI: fixed a bug which resulted in Windows XP guest hangs if a
2053	SATA CDROM is attached (bug #12417)</para>
2054	</listitem>
2055
2056	<listitem>
2057	<para>AHCI: fixed a Guru Meditation under certain conditions</para>
2058	</listitem>
2059
2060	<listitem>
2061	<para>AHCI: ejecting a CD/DVD medium failed under certain conditions</para>
2062	</listitem>
2063
2064	<listitem>
2065	<para>AHCI: disk hotplugging fixes</para>
2066	</listitem>
2067
2068	<listitem>
2069	<para>NAT: transparent handling of host sleep/resume and network configuration
2070	changes if the dnsproxy is enabled or if the hostresolver is used
2071	(bug #12441)</para>
2072	</listitem>
2073
2074	<listitem>
2075	<para>NAT: fixed crash and misbehaviour under some circumstances with
2076	ICMP packets having TTL=1</para>
2077	</listitem>
2078
2079	<listitem>
2080	<para>NAT Network: fixed IPv6 reassembly</para>
2081	</listitem>
2082
2083	<listitem>
2084	<para>NAT Network: ping proxy implemented</para>
2085	</listitem>
2086
2087	<listitem>
2088	<para>OVF: fixed reading of the OVF 0.9 section element
2089	(4.3 regression; bug #12345)</para>
2090	</listitem>
2091
2092	<listitem>
2093	<para>OVF: several fixes</para>
2094	</listitem>
2095
2096	<listitem>
2097	<para>3D support: several fixes, multiscreen fixes (e.g. bug #9124)</para>
2098	</listitem>
2099
2100	<listitem>
2101	<para>3D support: include 3D content in captured videos (bug #12666)</para>
2102	</listitem>
2103
2104	<listitem>
2105	<para>3D support: include 3D content in captured screenshot (bug #11758)</para>
2106	</listitem>
2107
2108	<listitem>
2109	<para>VGA: proper handling of legacy graphics modes if the Guest
2110	Additions are active (bug #6649)</para>
2111	</listitem>
2112
2113	<listitem>
2114	<para>USB: fixed crash during isochronous transfer under rare
2115	circumstances</para>
2116	</listitem>
2117
2118	<listitem>
2119	<para>BIOS: better disk geometry handling of SCSI drives</para>
2120	</listitem>
2121
2122	<listitem>
2123	<para>API: fix crashes in Java API clients using the XPCOM binding,
2124	happened with output parameters only (bug #11232)</para>
2125	</listitem>
2126
2127	<listitem>
2128	<para>VBoxSVC: documented the handling of host power management events
2129	(see <xref linkend="hostpowertweaks" xreflabel="here"/>) and
2130	added an extradata item for configuring the handling of the battery-low
2131	event (bug #9925)</para>
2132	</listitem>
2133
2134	<listitem>
2135	<para>VBoxSVC: fixed a bug which could trigger a crash if a VM snapshot
2136	was restored the second time and the VM has associated bandwidth groups
2137	(bug #12569)</para>
2138	</listitem>
2139
2140	<listitem>
2141	<para>VBoxSVC: properly detect ifconfig if located in <emphasis>/bin</emphasis>
2142	(bug #12713)</para>
2143	</listitem>
2144
2145	<listitem>
2146	<para>Shared Folders: fixed a failure to restore transient shared folders
2147	when starting a VM from a saved state (bug #12578)</para>
2148	</listitem>
2149
2150	<listitem>
2151	<para>Mac OS X hosts: fixed issue when the application icon was frozen in
2152	the dock if the bridging interface was not connected to a network
2153	(bug #12241)</para>
2154	</listitem>
2155
2156	<listitem>
2157	<para>Linux hosts: also consider the physical package ID when determining
2158	the number of physical CPU cores</para>
2159	</listitem>
2160
2161	<listitem>
2162	<para>Linux hosts / guests: don't warn in kernel log if memory allocation
2163	fails (bug #11171)</para>
2164	</listitem>
2165
2166	<listitem>
2167	<para>Solaris hosts: fixed the autostart SMF script (bug #11720)</para>
2168	</listitem>
2169
2170	<listitem>
2171	<para>Windows hosts: fixes for non-ANSI code page user names and similar
2172	environment contents (bug #12596)</para>
2173	</listitem>
2174
2175	<listitem>
2176	<para>Windows hosts / guests: fixed setting and using a guest user's process
2177	environment variables (relevant for Guest Control)</para>
2178	</listitem>
2179
2180	<listitem>
2181	<para>Windows Additions: fixed handle leaks in VBoxTray (bug #12563)</para>
2182	</listitem>
2183
2184	<listitem>
2185	<para>Windows Additions: fixed a crash while detecting active guest users</para>
2186	</listitem>
2187
2188	<listitem>
2189	<para>Windows Additions: fixed restoring backed up D3D files on
2190	XPDM -> WDDM upgrade</para>
2191	</listitem>
2192
2193	<listitem>
2194	<para>Guest Control: fixed setting and using a guest user's process
2195	environment variables</para>
2196	</listitem>
2197
2198	<listitem>
2199	<para>Linux Additions: support Enterprise Linux 6.5 kernels
2200	(bug #12505)</para>
2201	</listitem>
2202
2203	<listitem>
2204	<para>Linux Additions: fixed CPU hot-remove on newer Linux kernels</para>
2205	</listitem>
2206
2207	<listitem>
2208	<para>Linux / Solaris Additions: don't automount a shared folder which is already
2209	mounted</para>
2210	</listitem>
2211
2212	<listitem>
2213	<para>X11 Additions: support X.Org Server 1.15 (bug #12623)</para>
2214	</listitem>
2215
2216	</itemizedlist>
2217
2218	</sect1>
2219
2220	<sect1>
2221	<title>Version 4.3.6 (2013-12-18)</title>
2222
2223	<para>This is a maintenance release. The following items were fixed and/or
2224	added:</para>
2225
2226	<itemizedlist>
2227
2228	<listitem>
2229	<para>VMM: fixed a Guru Meditation <emphasis>VINF_EM_TRIPLE_FAULT</emphasis>
2230	caused by VMCB caching with nested paging on certain AMD CPUs (bug #12451)</para>
2231	</listitem>
2232
2233	<listitem>
2234	<para>VMM: fixed a Guru Meditation <emphasis>VERR_VMX_UNEXPECTED_INTERRUPTION_EXIT_TYPE</emphasis>
2235	while intercepting debug exceptions (VT-x only; bug #12410)</para>
2236	</listitem>
2237
2238	<listitem>
2239	<para>VMM: fixed a Guru Meditation <emphasis>VERR_SVM_UNEXPECTED_EXIT</emphasis>
2240	while intercepting debug register accesses (AMD-V only; bug #12481)</para>
2241	</listitem>
2242
2243	<listitem>
2244	<para>VMM: fixed a <emphasis>VERR_SSM_STRUCTURE_MAGIC</emphasis> error when trying
2245	to load a saved state made with VBox 4.3.4 when VT-x/AMD-V is disabled. Unfortunately,
2246	VBox 4.3.4 produced broken saved states for this configuration so you have to discard
2247	these states (bug #12414)</para>
2248	</listitem>
2249
2250	<listitem>
2251	<para>VMM: added a few more MSRs to the whitelist required by certain guests
2252	(bug #12245)</para>
2253	</listitem>
2254
2255	<listitem>
2256	<para>GUI: fixed deleting of inaccessible VMs (4.3 regression; bug
2257	#12205)</para>
2258	</listitem>
2259
2260	<listitem>
2261	<para>GUI: fixed warnings in VM settings / number of guest processors
2262	(bug #12480)</para>
2263	</listitem>
2264
2265	<listitem>
2266	<para>Main: don't automatically enable 64-bit guests on 64-bit hosts if
2267	VT-x/AMD-V is not available (bug #12424)</para>
2268	</listitem>
2269
2270	<listitem>
2271	<para>Main: always expose the DMI memory information to Windows 2012 guests
2272	(bug #12017)</para>
2273	</listitem>
2274
2275	<listitem>
2276	<para>Main: fixed occasional crashes on guest display resolution change
2277	(bug #7063)</para>
2278	</listitem>
2279
2280	<listitem>
2281	<para>Main: fixed reporting back temporary name when calling
2282	<emphasis>IGuestSession::DirectoryCreateTemp()</emphasis> (bug #12498)</para>
2283	</listitem>
2284
2285	<listitem>
2286	<para>API: fix for a hang when launching a GUI VM through the API, which crashes
2287	due to GUI unavailability</para>
2288	</listitem>
2289
2290	<listitem>
2291	<para>Storage: fix for <emphasis>BLKCACHE_IOERR</emphasis> runtime errors under
2292	rare circumstances (bug #11030)</para>
2293	</listitem>
2294
2295	<listitem>
2296	<para>Network: allow to start more than 5 PCNet instances (bug #12426)</para>
2297	</listitem>
2298
2299	<listitem>
2300	<para>E1000: if the cable was disconnected before the guest initialized
2301	the device, the link status was not properly set to 'down' after the
2302	initialization completed despite the fact that there was no connection</para>
2303	</listitem>
2304
2305	<listitem>
2306	<para>3D support: fixed offset of guest 3D image elements (Mac OS X Retina
2307	hosts only; bug #11021)</para>
2308	</listitem>
2309
2310	<listitem>
2311	<para>Solaris hosts: fixed accessing the host driver from non-global zones
2312	(4.3 regression; bug #12271)</para>
2313	</listitem>
2314
2315	</itemizedlist>
2316
2317	</sect1>
2318
2319	<sect1>
2320	<title>Version 4.3.4 (2013-11-29)</title>
2321
2322	<para>This is a maintenance release. The following items were fixed and/or
2323	added:</para>
2324
2325	<itemizedlist>
2326
2327	<listitem>
2328	<para>VMM: fix for a bug in the Local APIC emulation causing a BSOD when
2329	booting certain guests (4.3.0 regression; bug #12240)</para>
2330	</listitem>
2331
2332	<listitem>
2333	<para>VMM: fixed loading of saved states if VT-x/AMD-V was disabled
2334	(4.3.2 regression; bug #12291)</para>
2335	</listitem>
2336
2337	<listitem>
2338	<para>VMM: fixed single-stepping inside the guest for certain
2339	instructions (VT-x only; bug #10947)</para>
2340	</listitem>
2341
2342	<listitem>
2343	<para>VMM: fixed a performance issue involving APIC accesses after rebooting
2344	a VM (4.3.0 regression; VT-x only; bug #12296)</para>
2345	</listitem>
2346
2347	<listitem>
2348	<para>VMM: fixed TPR patching to be enabled for 32-bit guests even when
2349	the chosen guest type is 64-bit (4.3.0 regression; AMD-V only)</para>
2350	</listitem>
2351
2352	<listitem>
2353	<para>VMM: fixed occasional <emphasis>VINF_EM_TRIPLE_FAULT</emphasis> errors on
2354	hosts without the unrestricted guest execution feature (bug #12198)</para>
2355	</listitem>
2356
2357	<listitem>
2358	<para>GUI: don't bother the user with the BPP warning if no
2359	Guest Additions are installed</para>
2360	</listitem>
2361
2362	<listitem>
2363	<para>GUI: fixed machine-window paint artifacts on VM reboot / guest-screen
2364	resize</para>
2365	</listitem>
2366
2367	<listitem>
2368	<para>GUI: make sure the assigned license and description are attached to
2369	the exported appliance</para>
2370	</listitem>
2371
2372	<listitem>
2373	<para>GUI: fixed bugs in close VM action restrictions handling (bug #12333)</para>
2374	</listitem>
2375
2376	<listitem>
2377	<para>GUI: fixed incorrect wizards text colors for some unusual
2378	look and feel styles (bug #11743)</para>
2379	</listitem>
2380
2381	<listitem>
2382	<para>GUI: should restore seamless mode as soon as possible after
2383	VM reboot or shutdown</para>
2384	</listitem>
2385
2386	<listitem>
2387	<para>GUI: fixes for medium enumeration</para>
2388	</listitem>
2389
2390	<listitem>
2391	<para>GUI: the OS X hot corners were not accessible while a VirtualBox VM
2392	is running (Mac OS X hosts only; bug #4139)</para>
2393	</listitem>
2394
2395	<listitem>
2396	<para>GUI: fixed an old bug which bared the host from cleanly shutdown / reboot
2397	if the VM selector window is open (Mac OS X hosts only; bug #8254)</para>
2398	</listitem>
2399
2400	<listitem>
2401	<para>Host-only Networking: fixed creating of host-only network interfaces
2402	(4.3.0 regression; bug #12182)</para>
2403	</listitem>
2404
2405	<listitem>
2406	<para>NAT: don't run into an infinite loop in case the host cannot
2407	access any DNS server (4.3.0 regression; bug #12300)</para>
2408	</listitem>
2409
2410	<listitem>
2411	<para>NAT: don't re-connect the cable if the DNS information changes
2412	and the cable was disconnected before (4.3.0 regression; bug #12225)</para>
2413	</listitem>
2414
2415	<listitem>
2416	<para>NAT: fixed several issues with automatically starting /
2417	terminating of NAT networks on VM start / stop and configuration
2418	changes</para>
2419	</listitem>
2420
2421	<listitem>
2422	<para>VBoxNetDHCP: don't block prevent VBoxSVC from terminating
2423	(bug #12264)</para>
2424	</listitem>
2425
2426	<listitem>
2427	<para>2D Video acceleration: fix crashes on presentation mode switches
2428	(bug #9194)</para>
2429	</listitem>
2430
2431	<listitem>
2432	<para>BusLogic: allow to run VMs with more than one BusLogic SCSI
2433	controller enabled</para>
2434	</listitem>
2435
2436	<listitem>
2437	<para>Keyboard: fixed a VM crash if a VM was resumed from a saved state
2438	where at least one key was pressed (bug #11289)</para>
2439	</listitem>
2440
2441	<listitem>
2442	<para>VBoxSVC: fixed a heap corruption under certain conditions (4.3.0
2443	regression)</para>
2444	</listitem>
2445
2446	<listitem>
2447	<para>VBoxSVC: fixed a race leading to a hang during initialization
2448	(bug #12349)</para>
2449	</listitem>
2450
2451	<listitem>
2452	<para>OVF: fixed import logic for OVF appliances containing multiple
2453	VMs</para>
2454	</listitem>
2455
2456	<listitem>
2457	<para>OVF: improved logic for finding an appropriate image format
2458	during OVF import</para>
2459	</listitem>
2460
2461	<listitem>
2462	<para>API: block the removal of the current snapshot if it has child
2463	snapshots (only relevant for VMs without snapshottable hard disks,
2464	their presence always prevented removal), which resulted in VM
2465	config corruption</para>
2466	</listitem>
2467
2468	<listitem>
2469	<para>API: mark VM configs with snapshots but without current snapshot
2470	as inaccessible, as this combination is nonsense</para>
2471	</listitem>
2472
2473	<listitem>
2474	<para>API: fixed information for some automatically generated events
2475	(only with XPCOM, Windows host was not affected), which caused
2476	errors when getting some of the attributes over the webservice
2477	(bug #12379)</para>
2478	</listitem>
2479
2480	<listitem>
2481	<para>SDK: extended the functionality coverage for the C bindings</para>
2482	</listitem>
2483
2484	<listitem>
2485	<para>Guest Control: various bugfixes and improved VBoxManage help
2486	(bugs #8072, #11044, #12336, #12338, #12346, #12371)</para>
2487	</listitem>
2488
2489	<listitem>
2490	<para>Windows hosts: another attempt to fix the massive DPC latency
2491	(bug #6242)</para>
2492	</listitem>
2493
2494	<listitem>
2495	<para>Windows host installer: make registering file extensions optional,
2496	contributed by Tal Aloni (bug #8009)</para>
2497	</listitem>
2498
2499	<listitem>
2500	<para>Mac OS X hosts: properly sign the kernel extensions for Mavericks
2501	hosts (bug #12256)</para>
2502	</listitem>
2503
2504	<listitem>
2505	<para>Mac OS X hosts: fixed a bug where the VirtualBox dock icon was
2506	not properly removed from the dock after a VM terminated preventing
2507	Mavericks hosts from shutting down (bug #12241)</para>
2508	</listitem>
2509
2510	<listitem>
2511	<para>Mac OS X hosts: fixed minor installer issue (bug #12275)</para>
2512	</listitem>
2513
2514	<listitem>
2515	<para>Linux hosts / guests: Linux 3.13 compile fixes (bug #12358)</para>
2516	</listitem>
2517
2518	<listitem>
2519	<para>Linux guests: build the vboxvideo kernel module correctly on
2520	OL/RHEL 6.1 guests (bug #11996)</para>
2521	</listitem>
2522
2523	<listitem>
2524	<para>Linux guests: make 3D work on Slackware 14.1
2525	(bug #12320 comments 3 and 4)</para>
2526	</listitem>
2527
2528	<listitem>
2529	<para>Guest Additions/3D: fixed an occasional dead-lock (bug #12319)</para>
2530	</listitem>
2531
2532	<listitem>
2533	<para>Windows Additions/3D: fixed possible memory leaking (bug #12228)</para>
2534	</listitem>
2535
2536	<listitem>
2537	<para>Windows Additions/XPDM: use separate tables containing valid video
2538	modes for each virtual monitor</para>
2539	</listitem>
2540
2541	<listitem>
2542	<para>Windows Additions: fixed automatic logins for Vista and newer Windows
2543	guests (bug #12332)</para>
2544	</listitem>
2545
2546	</itemizedlist>
2547	</sect1>
2548
2549	<sect1>
2550	<title>Version 4.3.2 (2013-11-01)</title>
2551
2552	<para>This is a maintenance release. The following items were fixed and/or
2553	added:</para>
2554
2555	<itemizedlist>
2556
2557	<listitem>
2558	<para>VMM: fixed restoring of the auxiliary TSC MSR in VT-x that caused host
2559	BSODs on Windows 8.1 hosts and unpredictable behavior on other hosts
2560	(bug #12237)</para>
2561	</listitem>
2562
2563	<listitem>
2564	<para>VMM: provide fake values for a couple of MSRs to make more guests happy on
2565	certain hosts</para>
2566	</listitem>
2567
2568	<listitem>
2569	<para>VMM: fixed detection of VT-x on certain machines where the BIOS would
2570	not set the VMX LOCK feature bit, which affected the VM settings in the GUI</para>
2571	</listitem>
2572
2573	<listitem>
2574	<para>VMM: fixed TPR threshold which caused BSODs on Windows XP guests
2575	that use the I/O APIC (VT-x only; bug #12227)</para>
2576	</listitem>
2577
2578	<listitem>
2579	<para>VMM: fixed PATM saved state incompatibility for software virtualized
2580	VMs (bug #12222)</para>
2581	</listitem>
2582
2583	<listitem>
2584	<para>VMM: don't fail if AMD-V isn't available if the VM is configured
2585	to use software virtualization</para>
2586	</listitem>
2587
2588	<listitem>
2589	<para>GUI: fixed guest resize breakage on visual representation mode change
2590	(when switching from normal to full screen etc)</para>
2591	</listitem>
2592
2593	<listitem>
2594	<para>GUI: make sure the guest screen is resized after restoring a VM from a
2595	saved state if the host screen size changed</para>
2596	</listitem>
2597
2598	<listitem>
2599	<para>GUI: disabled SCROLL LED sync from HID LEDs synchronization
2600	(Mac OS X hosts only)</para>
2601	</listitem>
2602
2603	<listitem>
2604	<para>Webcam passthrough improvements including GUI support (see
2605	<xref linkend="webcam-passthrough" />)</para>
2606	</listitem>
2607
2608	<listitem>
2609	<para>Guest Control: implemented more <computeroutput>IGuestSession</computeroutput>
2610	methods</para>
2611	</listitem>
2612
2613	<listitem>
2614	<para>Guest Control: added support for deleting and renaming guest files + directories in
2615	VBoxManage</para>
2616	</listitem>
2617
2618	<listitem>
2619	<para>Guest Control: various bugfixes</para>
2620	</listitem>
2621
2622	<listitem>
2623	<para>API: incorrect handling of hardware UUID default value, resulting
2624	in an all zero DMI/SMBIOS UUID, which leads to Windows requesting
2625	re-activation (4.3 regression; bug #12244)</para>
2626	</listitem>
2627
2628	<listitem>
2629	<para>3D support: fixed crash on shutdown if 2D video acceleration is enabled
2630	(Mac OS X hosts only)</para>
2631	</listitem>
2632
2633	<listitem>
2634	<para>3D support: miscellaneous fixes</para>
2635	</listitem>
2636
2637	<listitem>
2638	<para>Storage: fixed detection of CD/DVD media when switching from an empty
2639	to a host drive with passthrough enabled</para>
2640	</listitem>
2641
2642	<listitem>
2643	<para>Storage: fixed hang of the VM process when the disk is full under certain
2644	circumstances</para>
2645	</listitem>
2646
2647	<listitem>
2648	<para>NAT: listen for changes of NAT Network setting at runtime</para>
2649	</listitem>
2650
2651	<listitem>
2652	<para>NAT: NAT Network DHCP server now saves leases to a persistent
2653	storage</para>
2654	</listitem>
2655
2656	<listitem>
2657	<para>Main: monitor changes in host DNS configuration</para>
2658	</listitem>
2659
2660	<listitem>
2661	<para>Mac OS X host: reworked a mechanism of adding a VM desktop alias
2662	from the VM selector</para>
2663	</listitem>
2664
2665	<listitem>
2666	<para>Mac OS X installer: remove old kernel extensions during upgrade
2667	(bug #12258)</para>
2668	</listitem>
2669
2670	<listitem>
2671	<para>Linux Additions: correctly set umask before installing
2672	(bug #12166)</para>
2673	</listitem>
2674
2675	<listitem>
2676	<para>X11 Additions/3D: fix freezes starting 3D desktop (bug #11503,
2677	thank you Sam Spilsbury)</para>
2678	</listitem>
2679
2680	<listitem>
2681	<para>X11 Additions/3D: fix depth buffer support (bug #11905)</para>
2682	</listitem>
2683
2684	<listitem>
2685	<para>X11 Additions/3D: fix Age Of Empires 3 rendering (bug #11331)</para>
2686	</listitem>
2687
2688	<listitem>
2689	<para>Windows Additions/3D: fix Google Earth plugin rendering</para>
2690	</listitem>
2691
2692	<listitem>
2693	<para>Windows Additions/WDDM: autoresize fixes</para>
2694	</listitem>
2695
2696	</itemizedlist>
2697	</sect1>
2698
2699	<sect1>
2700	<title>Version 4.3.0 (2013-10-15)</title>
2701
2702	<para>This is a major update. The following major new features
2703	were added:</para>
2704
2705	<itemizedlist>
2706
2707	<listitem>
2708	<para>VMM: major rewrite of the VT-x code and the AMD-V code including
2709	many bug fixes and performance improvements (for example bug #9659)</para>
2710	</listitem>
2711
2712	<listitem>
2713	<para>VMM: introduced a lightweight instruction interpreter for
2714	situations not handled by hardware virtualization</para>
2715	</listitem>
2716
2717	<listitem>
2718	<para>GUI: extended messaging mechanism (new non-modal popup overlays
2719	used to show non-critical warnings and provide user with additional information)</para>
2720	</listitem>
2721
2722	<listitem>
2723	<para>GUI: keyboard shortcuts management (input page of global preferences
2724	extended with possibility to edit general keyboard shortcuts for
2725	VirtualBox Manager and Virtual Machine)</para>
2726	</listitem>
2727
2728	<listitem>
2729	<para>GUI: video capturing support (bug #4766)</para>
2730	</listitem>
2731
2732	<listitem>
2733	<para>Added USB touch device emulation</para>
2734	</listitem>
2735
2736	<listitem>
2737	<para>Added experimental support for webcam passthrough
2738	complementing USB passthrough (see <xref linkend="webcam-passthrough" />)</para>
2739	</listitem>
2740
2741	<listitem>
2742	<para>Added SCSI CD-ROM emulation, including boot support</para>
2743	</listitem>
2744
2745	<listitem>
2746	<para>VRDP: support for IPv6</para>
2747	</listitem>
2748
2749	<listitem>
2750	<para>Guest Control: guest sessions now are running in dedicated, impersonated
2751	session processes (needs at least Guest Additions 4.3 installed)</para>
2752	</listitem>
2753
2754	<listitem>
2755	<para>Guest Control: implemented <computeroutput>IGuestFile</computeroutput>
2756	support</para>
2757	</listitem>
2758
2759	<listitem>
2760	<para>NAT: experimental virtual router mode: several VMs are
2761	attached to the same internal network and share one NAT
2762	service (see <xref linkend="network_nat_service" />)
2763	</para>
2764	</listitem>
2765
2766	</itemizedlist>
2767
2768	<para>In addition, the following items were fixed and/or added:</para>
2769
2770	<itemizedlist>
2771
2772	<listitem>
2773	<para>VMM: significantly improved performance of NetWare 5.x/6.x
2774	guests on host systems without nested paging support</para>
2775	</listitem>
2776
2777	<listitem>
2778	<para>VMM: fixed losing host NMIs while in VT-x guest-context</para>
2779	</listitem>
2780
2781	<listitem>
2782	<para>VMM: changed order of actions in emulated task switch
2783	(bug #10532)</para>
2784	</listitem>
2785
2786	<listitem>
2787	<para>VMM: allow to activate VT-x while in SMX mode and provide more
2788	information if that is not possible</para>
2789	</listitem>
2790
2791	<listitem>
2792	<para>GUI: update check uses https</para>
2793	</listitem>
2794
2795	<listitem>
2796	<para>GUI: numerous minor internal cleanups and bug fixes</para>
2797	</listitem>
2798
2799	<listitem>
2800	<para>GUI: HID LEDs synchronization when switching between guest window(s)
2801	and host (Mac OS X hosts only)</para>
2802	</listitem>
2803
2804	<listitem>
2805	<para>GUI, VBoxManage: when unregistering a VM, also unregister the
2806	hard disk images which are used exclusively (bug #10311)</para>
2807	</listitem>
2808
2809	<listitem>
2810	<para>GUI: use the number of physical presented processor cores instead of
2811	the number of logical processor cores to check if the users assigned
2812	too many virtual CPUs to the guest</para>
2813	</listitem>
2814
2815	<listitem>
2816	<para>Snapshots: made live snapshots work again (bug #9255)</para>
2817	</listitem>
2818
2819	<listitem>
2820	<para>Teleportation: made it work again (bug #9455)</para>
2821	</listitem>
2822
2823	<listitem>
2824	<para>Storage: implemented AHA-154x compatibility mode in the
2825	emulated BusLogic SCSI HBA</para>
2826	</listitem>
2827
2828	<listitem>
2829	<para>Storage: significantly improved performance of large ATAPI PIO
2830	transfers (BeOS, Minix 3 guests affected)</para>
2831	</listitem>
2832
2833	<listitem>
2834	<para>Storage: added floppy formatting emulation (NB: cannot be used
2835	to change existing media geometry)
2836	</para>
2837	</listitem>
2838
2839	<listitem>
2840	<para>Settings: global and per-VM default frontend configuration,
2841	useful to select the use of alternative VM frontends</para>
2842	</listitem>
2843
2844	<listitem>
2845	<para>Settings: limit depth of snapshot tree to 250 levels, as more
2846	will lead to decreased performance and may trigger crashes</para>
2847	</listitem>
2848
2849	<listitem>
2850	<para>Settings: the per-VM hwvirtextexcl setting has been replaced
2851	by a global hwvirtexclusive property</para>
2852	</listitem>
2853
2854	<listitem>
2855	<para>Main: new event queue implementation which does not use the host's
2856	native event queue for processing VirtualBox events anymore</para>
2857	</listitem>
2858
2859	<listitem>
2860	<para>Main: eliminate the use of SysV semaphores on all host OSes
2861	other than Windows, namely Linux, Solaris and Mac OS X, with the
2862	consequence that no system reconfiguration is needed to run more
2863	than approximately 100 VMs</para>
2864	</listitem>
2865
2866	<listitem>
2867	<para>Main: use the XDG standard configuration folder instead of
2868	.VirtualBox on systems where it is appropriate (bug #5099)</para>
2869	</listitem>
2870
2871	<listitem>
2872	<para>Main: extension pack framework can now support loading HGCM
2873	modules, contributed by Jeff Westphal</para>
2874	</listitem>
2875
2876	<listitem>
2877	<para>VBoxManage: list more information about hard disk/DVD/floppy
2878	media, and support the <computeroutput>--long</computeroutput>
2879	option to show really all available details</para>
2880	</listitem>
2881
2882	<listitem>
2883	<para>VBoxManage: added support for optional command line parameters for
2884	the automatic Guest Additions update</para>
2885	</listitem>
2886
2887	<listitem>
2888	<para>VBoxManage: added support for listing active guest sessions, guest
2889	processes and/or guest files via
2890	<computeroutput>guestcontrol list <all\|sessions\|processes\|files></computeroutput>
2891	</para>
2892	</listitem>
2893
2894	<listitem>
2895	<para>VBoxManage: added support for closing active guest sessions via
2896	<computeroutput>guestcontrol session close --session-id <ID>\|
2897	--session-name <name or pattern>\|--all</computeroutput>
2898	</para>
2899	</listitem>
2900
2901	<listitem>
2902	<para>VBoxManage: added support for terminating active guest processes via
2903	<computeroutput>guestcontrol process kill\|close\|terminate --session-id <ID>\|
2904	--session-name <name or pattern> <PID> ... <PID n></computeroutput>
2905	or
2906	<computeroutput>guestcontrol [p[s]]kill --session-id <ID>\|
2907	--session-name <name or pattern> <PID> ... <PID n></computeroutput>
2908	</para>
2909	</listitem>
2910
2911	<listitem>
2912	<para>VBoxManage: added support for watching guest sessions via
2913	<computeroutput>guestcontrol watch</computeroutput>
2914	</para>
2915	</listitem>
2916
2917	<listitem>
2918	<para>VBoxManage: added <computeroutput>modifyvm --triplefaultreset</computeroutput>
2919	to make the VM reset on triple fault instead of triggering a Guru Meditation
2920	(see <xref linkend="vboxmanage-modifyvm"/>)</para>
2921	</listitem>
2922
2923	<listitem>
2924	<para>3D support: several fixes</para>
2925	</listitem>
2926
2927	<listitem>
2928	<para>3D support: several fixes for Mac OS X hosts</para>
2929	</listitem>
2930
2931	<listitem>
2932	<para>OVF: several fixes</para>
2933	</listitem>
2934
2935	<listitem>
2936	<para>Extpack Installer: make it work if the file is located in a folder with
2937	special characters</para>
2938	</listitem>
2939
2940	<listitem>
2941	<para>Keyboard: fix for reporting key sequences like Ctrl+Alt+Del
2942	for the USB keyboard emulation</para>
2943	</listitem>
2944
2945	<listitem>
2946	<para>Shared Clipboard/X11: support for BMP-format images, contributed
2947	by François Revol</para>
2948	</listitem>
2949
2950	<listitem>
2951	<para>Mac OS X hosts: limited support for Mac OS X 10.9 (Mavericks)</para>
2952	</listitem>
2953
2954	<listitem>
2955	<para>Mac OS X hosts: use a launchd script instead of the deprecated
2956	StartupItem mechanism (bug #8940)</para>
2957	</listitem>
2958
2959	<listitem>
2960	<para>Windows hosts: don't cause massive DPC latency (only on certain
2961	hosts; still needs improving; bug #6242)</para>
2962	</listitem>
2963
2964	<listitem>
2965	<para>Windows hosts: consider symlinks when retrieving volume information
2966	(bug #11962)</para>
2967	</listitem>
2968
2969	<listitem>
2970	<para>Windows hosts: fixed an issue with USB2 devices being inaccessible
2971	when plugged into USB 3.0 ports</para>
2972	</listitem>
2973
2974	<listitem>
2975	<para>Windows Additions: fixed misbehavior with guest display
2976	power management (WDDM driver only; bug #11170)</para>
2977	</listitem>
2978
2979	<listitem>
2980	<para>Windows Additions: fixed memory leak caused by WTSQuerySessionInformation()
2981	on Windows 2000 guests (bug #12072)</para>
2982	</listitem>
2983
2984	<listitem>
2985	<para>Windows Additions: ability to track guest user idle times through
2986	the newly introduced event <emphasis>IGuestUserStateChangedEvent</emphasis></para>
2987	</listitem>
2988
2989	<listitem>
2990	<para>Linux Additions: fixed udev detection in the init script
2991	with Linux 3.x kernels</para>
2992	</listitem>
2993
2994	</itemizedlist>
2995
2996	</sect1>
2997
2998	</chapter>

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source: vbox/trunk/doc/manual/user_ChangeLogImpl.xml@ 57447

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