In this page we post official release notes and changelogs related to Oracle VirtualBox 4.3.2, if and as software developers make available these. However, if you need more info on Oracle VirtualBox 4.3.2, or relases notes are not available yet, you can always consider to read its description as well.
This is a maintenance release. The following items were fixed and/or added:
VMM: fixed restoring of the auxiliary TSC MSR in VT-x that caused host BSODs on Windows 8.1 hosts and unpredictable behavior on other hosts (bug #12237)
VMM: provide fake values for a couple of MSRs to make more guests happy on certain hosts
VMM: fixed detection of VT-x on certain machines where the BIOS would not set the VMX LOCK feature bit, which affected the VM settings in the GUI
VMM: fixed TPR threshold which caused BSODs on Windows XP guests that use the I/O APIC (VT-x only; bug #12227)
VMM: fixed PATM saved state incompatibility for software virtualized VMs (bug #12222)
VMM: don't fail if AMD-V isn't available if the VM is configured to use software virtualization
GUI: fixed guest resize breakage on visual representation mode change (when switching from normal to fullscreen etc)
GUI: make sure the guest screen is resized after restoring a VM from a saved state if the host screen size changed
GUI: disabled SCROLL LED sync from HID LEDs synchronization (Mac OS X hosts only)
Webcam passthrough improvements including GUI support (see the manual for more information)
Guest Control: implemented more IGuestSession methods
Guest Control: added support for deleting and renaming guest files + directories in VBoxManage
Guest Control: various bugfixes
API: incorrect handling of hardware UUID default value, resulting in an all zero DMI/SMBIOS UUID, which leads to Windows requesting re-activation (4.3 regression; bug #12244)
3D support: fixed crash on shutdown if 2D video acceleration is enabled (Mac OS X hosts only)
3D support: miscellaneous fixes
Storage: fixed detection of CD/DVD media when switching from an empty to a host drive with passthrough enabled
Storage: fixed hang of the VM process when the disk is full under certain circumstances
NAT: listen for changes of NAT Network setting at runtime
NAT: NAT Network DHCP server now saves leases to a persistent storage
Main: monitor changes in host DNS configuration
Mac OS X host: reworked a mechanism of adding a VM desktop alias from the VM selector
Mac OS X installer: remove old kernel extensions during upgrade (bug #12258)
Linux Additions: correctly set umask before installing (bug #12166)
X11 Additions/3D: fix freezes starting 3D desktop (bug #11503, thank you Sam Spilsbury)
X11 Additions/3D: fix depth buffer support (bug #11905)
X11 Additions/3D: fix Age Of Empires 3 rendering (bug #11331)
Windows Additions/3D: fix Google Earth plugin rendering