Changeset 71904 in vbox for trunk/src/VBox/Devices/Graphics/HGSMI/HGSMIHost.cpp

Timestamp:

Apr 18, 2018 4:43:38 PM (7 years ago)

Author:

vboxsync

Message:

3D: bugref:9126, validate location of HGSM flags

File:

• trunk/src/VBox/Devices/Graphics/HGSMI/HGSMIHost.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Graphics/HGSMI/HGSMIHost.cpp

@@ -1492 +1492 @@
 
             ASSERT_GUEST_RETURN(LocSafe.cbLocation == sizeof(HGSMIHOSTFLAGS), VERR_INVALID_PARAMETER);
+            ASSERT_GUEST_RETURN(LocSafe.offLocation + sizeof(HGSMIHOSTFLAGS) == pIns->area.cbArea, VERR_INVALID_PARAMETER);
             RT_UNTRUSTED_VALIDATED_FENCE();