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Virtual Box 4.0 change log
Modérateurs:pascal, ADMen
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pascal
ven. juil. 20 2012, 09:14

Membre enregistré #1
Inscrit(e) le: ven. sept. 05 2008, 10:51
Messages: 623
VirtualBox 4.1.18 (released 2012-06-20)

This is a maintenance release. The following items were fixed and/or added:

VMM: fixed VERR_REM_VIRTUAL_CPU_ERROR under rare conditions after the guest has been reset (bug #5164 and others)
VMM: fixed host freezes with 64-bit guests on 32-bit Linux hosts (bug #10528)
VRDP: added a workaround for rdesktop clients not properly updating the screen size when minimized
AHCI: fixed a rare bug which can cause a guest memory corruption after the guest storage controler has been reset
NAT: another attempt to fix crashes under rare conditions (Windows hosts only; bug #10513)
Mac OS X hosts: addressed issues running Leopard / Snow Leopard (bug #10631)
Linux hosts / Bridged Networking: fixed the problem with device driver unloading on kernels 3.2.18 and newer due to an invalid reference counter (bug #10624)
Linux hosts / guests: Linux 3.5-rc1 fixes
Linux Additions: the guest content was sometimes not properly updated (bug #9887)
Solaris Additions: installer fix for X.org Server 1.11 and 1.12

VirtualBox 4.1.16 (released 2012-05-22)

This is a maintenance release. The following items were fixed and/or added:

VMM: fixed a Guru Meditation VERR_ACCESS_DENIED with certain guests (bugs #7589, #8247)
VMM: fixed a Guru Meditation VERR_PAGE_TABLE_NOT_PRESENT with Ubuntu 32-bit guests with nested paging enabled on AMD CPUs (bug #10183)
VMM: preserve segment limits and attributes when switching to unreal mode required for some legacy guests to work properly (VT-x without unrestricted guest execution only; bug #9941)
VMM: fixed a VM hang after a resume from pause / savestate with SMP guests in rare cases
3D Support: several fixes for the Windows WDDM video driver crash
NAT: fixed a crash on attempt to process ICMP datagram under some circumstances (bug #10527)
Host-only Networking: lifted the maximal number of interfaces to 128 on Linux and Mac OS X hosts (there is no such limitation for Solaris and Windows hosts)
EFI: fixed wrong SEC/PEI Core entry point calculation (bug #10531)
VRDP: fixed a display update problem (bug #10503)
Main: set the proper VM state if savestate failed for some reason (bug #6189)
Main: more useful error message if a medium is inaccessible
VBoxManage: fixed controlvm savestate if the VM is already paused
Mac OS X hosts: addressed issues running on Mountain Lion Preview 3 (bug #10267)
Linux hosts: Linux 3.4 compile fixes
Linux hosts: fixed wrong help path in some rpm-based packages (bug #10418)
Guest Additions: fixed handling of custom environment variables during VBoxManage guestcontrol execute (bug #10581)
Windows Additions: fixed guest driver crash of VBoxSF in certain cases (4.1.10 regression, bug #10408)
Windows Additions: don't load the WDDM driver if 3D support is not available for Windows 8 guests to keep the guest maintainable in that case (still better to miss some features than providing a blank screen)
Solaris Additions: added support for X.org Server 1.11 and 1.12
VirtualBox 4.1.14 (released 2012-04-26)

This is a maintenance release. The following items were fixed and/or added:

Network: fixed the problem with packets larger than MTU-4 when PCnet or PRO/1000 was bridged to certain types of adapters on OS X hosts (bug #3783)
NAT: fixed a segfault under rare circumstances
3D Support: fixed Windows WDDM video driver crash for SMP guests (bugs #10200, #10331)
Windows Guest Additions, VRDP: fixed occasional text corruption (bug #3001)
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pascal
mar. oct. 02 2012, 11:58

Membre enregistré #1
Inscrit(e) le: ven. sept. 05 2008, 10:51
Messages: 623
VirtualBox 4.1.22 (released 2012-09-07)

This is a maintenance release. The following items were fixed and/or added:

VMM: fixed a potential host crash triggered by shutting down a VM when another VM was running (only affected 32-bit hosts and 64-bit OS X hosts, 4.1 regression, bug #9897)
VMM: fixed a potential host crash under a high guest memory pressure (seen with Windows 8 guests)
VMM: respect RAM preallocation while restoring saved state.
VMM: fixed handling of task gates if VT-x/AMD-V is disabled
Storage: fixed audio CD passthrough for certain media players
USB: don't crash if a USB device is plugged or unplugged when saving or loading the VM state (SMP guests only)
RTC: fixed a potential corruption of CMOS bank 1
Mac OS X hosts: installer fixes for Leopard (4.1.20 regression)
Windows Additions: fixed memory leak in VBoxTray (bug #10808)

VirtualBox 4.1.20 (released 2012-08-20)

This is a maintenance release. The following items were fixed and/or added:

VMM: fixed a crash under rare circumstances for VMs running without hardware virtualization
VMM: fixed a code analysis bug for certain displacement instructions for VMs running without hardware virtualization
VMM: fixed an interpretion bug for TPR read instructions under rare conditions (AMD-V only)
Snapshots: fixed a crash when restoring an old snapshot when powering off a VM (bugs #9604, #10491)
VBoxSVC: be more tolerant against environment variables with strange encodings (bug #8780)
VGA: fixed wrong access check which might cause a crash under certain conditions
NAT: final fix for crashes under rare conditions (bug #10513)
Virtio-net: fixed the problem with receiving of GSO packets in Windows XP guests causing packet loss in host-to-VM transfers
HPET: several fixes (bugs #10170, #10306)
Clipboard: disable the clipboard by default for new VMs
BIOS: the PCI BIOS was not properly detected with the chipset type set to ICH9 (bugs #9301, #10327)
Mac OS X hosts: adaptions to Mountain Lion
Linux Installer: fixes for Gentoo Linux (bug #10642)
Linux guests: fixed mouse integration on Fedora 17 guests (bug #2306)
Linux Additions: compile fixes for RHEL/CentOS 6.3 (bug #10756)
Linux Additions: compile fixes for Linux 3.5-rc1 and Linux 3.6-rc1 (bug #10709)
Solaris host: fixed a guru meditation while allocating large pages (bug #10600)
Solaris host: fixed possible kernel panics while freeing memory
Solaris Installer: fixed missing icon for menu and desktop shortcuts
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pascal
mar. oct. 02 2012, 11:59

Membre enregistré #1
Inscrit(e) le: ven. sept. 05 2008, 10:51
Messages: 623
VirtualBox 4.2.0 (released 2012-09-13)

This version is a major update. The following major new features were added:

Improved Windows 8 support, in particular many 3D-related fixes
GUI: VM groups (bug #288)
GUI: expert mode for wizards
GUI: allow to alter some settings during runtime
Support for up to 36 network cards, in combination with an ICH9 chipset configuration (bug #8805)
Resource control: added support for limiting network IO bandwidth; see the manual for more information (bug #3653)
Added possibility to start VMs during system boot on Linux, OS X and Solaris; see the manual for more information (bug #950)
Added experimental support for Drag'n'drop from the host to Linux guests. Support for more guests and for guest-to-host is planned. (bug #81)
Added support for parallel port passthrough on Windows hosts
Enhanced API for controlling the guest; please see the SDK reference and API documentation for more information

In addition, the following items were fixed and/or added:

Mac OS X hosts: sign application and installer to avoid warnings on Mountain Lion
VMM: fixed a potential host crash triggered by shutting down a VM when another VM was running (only affected 32-bit hosts and 64-bit OS X hosts, 4.1 regression, bug #9897)
VMM: fixed a potential host crash under a high guest memory pressure (seen with Windows 8 guests)
VMM: improved VM context switch performance for Intel CPUs using nested paging
VMM: added support for FlushByASID features of AMD CPUs (Bulldozer and newer)
VMM: fixed unreal mode handling on older CPUs with VT-x (gPXE, Solaris 7/8/9; bug #9941)
VMM: fixed MP tables fixes for I/O APIC interrupt routing relevant for ancient SMP guests (e.g. old OS/2 releases)
VMM: support recent VIA CPUs (bug #10005)
VMM: fixed handling of task gates if VT-x/AMD-V is disabled
VMM: page fusion fixes
GUI: network operations manager
GUI: allow taking screenshots of the current VM window content (bug #5561)
GUI: allow automatically sorting of the VM list
GUI: allow starting of headless VMs from the GUI
GUI: allow reset, shutdown and power off from the Manager window
GUI: allow to globally limit the maximum screen resolution for guests
GUI: show the full medium part on hovering the list of recently used ISO images
GUI: do not create additional folders when a new machine has a separator character in its name (bug #6541)
GUI: don't crash on terminate if the settings dialog is still open (bug #9973)
GUI: consider scaled DPI values when display fonts on Windows hosts (bug #9864)
GUI: if a bridged network interface cannot be found, don't refuse to start the VM but allow the user to change the setting immediately
Snapshots: fixed a crash when restoring an old snapshot when powering off a VM (bugs #9364, #9604, #10491)
Clipboard: disable the clipboard by default for new VMs (see the manual for more information). It can be enabled at any time using the VM menu.
Settings: sanitize the name of VM folders and settings file (bug #10549)
Settings: allow to store the iSCSI initiator secret encrypted
NAT: improvements for the built-in TFTP server (bugs #7385, #10286)
NAT: fixed memory leak when disabling the NAT engine (bug #10801)
E1000: 802.1q VLAN support (bug #10429)
Storage: implemented burning of audio CDs in passthrough mode
Storage: fixed audio CD passthrough for certain media players
Storage: implemented support for discarding unused image blocks through TRIM for SATA and IDE and UNMAP for SCSI when using VDI images
Storage: added support for QED images
Storage: added support for QCOW (full support for v1 and readonly support for v2 images)
Storage: added readonly support for VHDX images
USB: don't crash if a USB device is plugged or unplugged when saving or loading the VM state (SMP guests only)
Solaris additions: added support for X.org Server 1.11 and 1.12
Solaris additions: switched to using an in-kernel mouse driver
Windows hosts: no need to recreate host-only adapters after a VirtualBox update
Windows hosts: updated toolchain; make the source code compatible to VC 2010 and enable some security-related compiler options
Windows Additions: fixed memory leak in VBoxTray (bug #10808)
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pascal
mer. déc. 05 2012, 11:12

Membre enregistré #1
Inscrit(e) le: ven. sept. 05 2008, 10:51
Messages: 623
October 26th, 2012. VirtualBox 4.2.4 released! Oracle today released VirtualBox 4.2.4, a maintenance release of VirtualBox 4.2 which improves stability and fixes regressions. See the ChangeLog for details.

October 18th, 2012. VirtualBox 4.2.2 released! Oracle today released VirtualBox 4.2.2, a maintenance release of VirtualBox 4.2 which improves stability and fixes regressions. See the ChangeLog for details.

September 13th, 2012. VirtualBox 4.2 released! Read the official press release for more details. There is also a nice blog with some more explanations. And read the ChangeLog for a detailed list of fixes since VirtualBox 4.1.

September 7th, 2012. VirtualBox 4.1.22 released! Oracle today released VirtualBox 4.1.22, a maintenance release of VirtualBox 4.1 which improves stability and fixes regressions. See the ChangeLog for details.

August 21st, 2012. VirtualBox 4.1.20 released! Oracle today released VirtualBox 4.1.20, a maintenance release of VirtualBox 4.1 which improves stability and fixes regressions. See the ChangeLog for details.

June 20th, 2012. VirtualBox 4.1.18 released! Oracle today released VirtualBox 4.1.18, a maintenance release of VirtualBox 4.1 which improves stability and fixes regressions. See the ChangeLog for details.

May 22nd, 2012. VirtualBox 4.1.16 released! Oracle today released VirtualBox 4.1.16, a maintenance release of VirtualBox 4.1 which improves stability and fixes regressions. See the ChangeLog for details.

April 26th, 2012. VirtualBox 4.1.14 released! Oracle today released VirtualBox 4.1.14, a maintenance release of VirtualBox 4.1 which improves stability and fixes regressions. See the ChangeLog for details.

April 2nd, 2012. VirtualBox 4.1.12 released! Oracle today released VirtualBox 4.1.12, a maintenance release of VirtualBox 4.1 which improves stability and fixes regressions. See the ChangeLog for details.

March 13th, 2012. VirtualBox 4.1.10 released! Oracle today released VirtualBox 4.1.10, a maintenance release of VirtualBox 4.1 which improves stability and fixes regressions. See the ChangeLog for details.

January 20th, 2012. This site has switched to Oracle single-sign-on authentication. Get your account at myprofile.oracle.com and on first login on this site associate it with a new or existing nick name.

January 11th, 2012. VirtualBox 4.0.16 released! Oracle today released VirtualBox 4.0.16, a maintenance release of VirtualBox 4.0 which improves stability and fixes regressions. See the ChangeLog for details.

December 22, 2011. VirtualBox 3.2.14 released! Oracle today released VirtualBox 3.2.14, a maintenance release of VirtualBox 3.2 which improves stability and fixes regressions. See the ChangeLog for details.

December 19th, 2011. VirtualBox 4.1.8 released! Oracle today released VirtualBox 4.1.8, a maintenance release of VirtualBox 4.1 which improves stability and fixes regressions. See the ChangeLog for details.

November 4, 2011. VirtualBox 4.1.6 released! Oracle today released VirtualBox 4.1.6, a maintenance release of VirtualBox 4.1. It improves stability and fixes regressions. See the ChangeLog for details.

October 18, 2011. VirtualBox 4.0.14 released! Oracle today released VirtualBox 4.0.14, a maintenance release of VirtualBox 4.0. It improves stability and fixes regressions. See the ChangeLog for details.

October 3, 2011. VirtualBox 4.1.4 released! Oracle today released VirtualBox 4.1.4, a maintenance release of VirtualBox 4.1. It improves stability and fixes regressions. See the ChangeLog for details.

August 15, 2011. VirtualBox 4.1.2 released! Oracle today released VirtualBox 4.1.2, a maintenance release of VirtualBox 4.1 which includes fixes (for instance for hosts with AMD Fusion CPUs) and GUI support for Linked Clones. See the ChangeLog for details.

July 19, 2011. VirtualBox 4.1 released! Oracle today released VirtualBox 4.1, a new major release. Introducing VM clones, increased capability for very large hosts, and Windows Aero support. See the ChangeLog for details.
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pascal
mar. févr. 05 2013, 10:46

Membre enregistré #1
Inscrit(e) le: ven. sept. 05 2008, 10:51
Messages: 623
VirtualBox 4.2.6 (released 2012-12-19)

This is a maintenance release. The following items were fixed and/or added:

VMM: don't inject stale VT-x events to prevent crashes after VM reset (bug #11256)
VMM: workaround for buggy BIOSes which enable MONITOR only for certain CPUs (bugs #9460, #10686)
GUI: fixed trimming of anti-aliased text in details-view element headers (4.2.0 regression)
GUI: fixed create-settings-file-alias functionality on Mac hosts (4.2.0 regression)
GUI: fixed take-guest-screenshot functionality on Windows hosts (bug #11095)
GUI: several minor fixes, including palette fixes (bug #11191)
GUI: fixed Windows 2012 OS type (bug #11206)
GUI: allow to terminate the VM even if VBoxSVC crashed
API: fixed cancelling of snapshots, previously this could lead to inconsistent VM configs (bug #6877)
API: fixed identifying disk images by UUID (bug #11209)
3D Support: several fixes
VRDP: fixed occasional crash with external authentication (bug #11156)
VGA: fix for double scan text modes
USB: fixed invalid pending request count at the time of service of DEVICE POWER requests (Windows hosts only; bugs #10021, #11056)
USB keyboard: Korean keyboard workaround (bug #11150)
Storage: fixed hang with QCOW images and asynchronous I/O enabled
Storage: fixed hang with newer VHD images (bug #11279)
Storage: actually write the non-rotational flag to the VM settings (4.2.0 regression)
Virtio-net: fixed the problem with network statistics counters in Session Information dialog (GUI)
Metrics: introduced network rate and disk usage metrics
Metrics: fixed a crash under certain conditions on Solaris hosts
BIOS: fix for El Torito
Shared Folders: if the host folder of a shared folder mapping does not exist, keep it active but mark it as invalid to prevent inconsitent saved states (bug #11147)
VBoxManage: fixed converting disks from raw images
VBoxManage: show snapshot description in the VM or snapshot information
VBoxManage: make implicit opening of media consistent in all places dealing with media
VBoxManage: the iSCSI initiator name was not stored in the settings file when doing storageattach (bug #11212)
VBoxManage: metrics collect now properly handles 'CPU/MHz' and 'Net/*/LinkSpeed' metrics
VBoxManage: changing the image UUID or parent UUID as part of storageattach works now in all safe cases
VBoxManage: introduced storageattach --medium additions as a shortcut to mount the additions image (bug #11165)
OVF: fixed importing OVF files cerated by recent VMware products (bug #10905)
Linux hosts / Bridged Networking: fixed the problem with leaking connections in conntrack (bug #11178)
Linux Additions: added support for ConsoleKit sessions in the vminfo service of VBoxService
Linux Additions: don't crash during remount under certain conditions (bug #11291)
Linux/Solaris Additions: fixed guest memory metrics collection
Solaris hosts: added a dependency to ensure that the user directories are reachable when starting VBox services
Windows host installer: integrated user-contributed translations, thanks to all contributors!
Windows Additions: fixed auto-logon installation for Windows 8
Windows Additions: don't fail if the shared folders host service is not available
Windows Additions: fixed Guest Additions startup on Windows 2000 guests (bug #11253)
Windows Additions: auto-resize fixes for Windows 8 guests
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pascal
jeu. oct. 24 2013, 01:27

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Inscrit(e) le: ven. sept. 05 2008, 10:51
Messages: 623
September 6th, 2013. VirtualBox 4.2.18 released! Oracle today released VirtualBox 4.2.18, a maintenance release of VirtualBox 4.2 which improves stability and fixes regressions. See the ChangeLog for details.

July 4th, 2013. VirtualBox 4.2.16 released! Oracle today released VirtualBox 4.2.16, a maintenance release of VirtualBox 4.2 which improves stability and fixes regressions. See the ChangeLog for details.

June 21st, 2013. VirtualBox 4.2.14 released! Oracle today released VirtualBox 4.2.14, a maintenance release of VirtualBox 4.2 which improves stability and fixes regressions. See the ChangeLog for details.

April 12th, 2013. VirtualBox 4.2.12 released! Oracle today released VirtualBox 4.2.12, a maintenance release of VirtualBox 4.2 which improves stability and fixes regressions. See the ChangeLog for details.

March 15th, 2013. VirtualBox 4.2.10 released! Oracle today released VirtualBox 4.2.10, a maintenance release of VirtualBox 4.2 which improves stability and fixes regressions. See the ChangeLog for details.

February 27th, 2013. VirtualBox 4.2.8 released! Oracle today released VirtualBox 4.2.8, a maintenance release of VirtualBox 4.2 which improves stability and fixes regressions. See the ChangeLog for details.
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pascal
jeu. mars 20 2014, 10:55

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Inscrit(e) le: ven. sept. 05 2008, 10:51
Messages: 623
VirtualBox 4.3.8 (released 2014-02-25)

This is a maintenance release. The following items were fixed and/or added:

VMM: more work on improving the emulation of certain MSR registers (e.g. bugs #12224, #12544)
VMM: fixed a VERR_INVALID_RPL Guru Meditation when booting certain guests (bug #11350)
VMM: experimental support for SSE 4.1 / SSE 4.2 passthrough, see the manual for more information how to enable it (bug #8651)
VMM: fix for recent Linux kernels with software virtualization
GUI: experimental HID LEDs synchronization for Windows hosts, see the manual for more information
GUI: warn the user if the Oracle Extension Pack is not installed and the user tries to activate the remote display feature (bug #9104)
GUI: make sure that a minimized guest (using mini toolbar in fullscreen/seamless mode) keeps the minimized state (bug #12199)
GUI: popup banner's "do not show this message again" check-box replaced with corresponding button
GUI: network adapter cables can now be connected/disconnected directly through the running virtual machine Devices / Network menu a Network status-bar indicator
GUI: the new VM wizard now proposes 64-bit guests on 64-bit hosts by default; better distinction between 32-bit OS types 64-bit OS types (bug #12533)
GUI: better error message if appliance import fails (bug #12657)
GUI: allow to set host-combination to 'None' using the Global settings / Input page (bug #12730)
GUI: don't switch the guest to a black screen during online snapshot merge (4.3 regression)
VBoxManage: when exporting an appliance, support the suppression of MAC addresses, which means they will be always recreated on import, avoiding duplicate MAC addresses for VMs which are imported several times
AHCI: fixed a VM hang during suspend under certain circumstances
AHCI: fixed a VM hang during online snapshot merge under certain circumstances
AHCI: fixed a bug which resulted in Windows XP guest hangs if a SATA CDROM is attached (bug #12417)
AHCI: fixed a Guru Meditation under certain conditions
AHCI: ejecting a CD/DVD medium failed under certain conditions
AHCI: disk hotplugging fixes
NAT: transparent handling of host sleep/resume and network configuration changes if the dnsproxy is enabled or if the hostresolver is used (bug #12441)
NAT: fixed crash and misbehaviour under some circumstances with ICMP packets having TTL=1
NAT Network: fixed IPv6 reassembly
NAT Network: ping proxy implemented
OVF: fixed reading of the OVF 0.9 section element (4.3 regression; bug #12345)
OVF: several fixes
3D support: several fixes, multiscreen fixes (e.g. bug #9124)
3D support: include 3D content in captured videos (bug #12666)
3D support: include 3D content in captured screenshot (bug #11758)
VGA: proper handling of legacy graphics modes if the Guest Additions are active (bug #6649)
USB: fixed crash during isochronous transfer under rare circumstances
BIOS: better disk geometry handling of SCSI drives
API: fix crashes in Java API clients using the XPCOM binding, happened with output parameters only (bug #11232)
VBoxSVC: documented the handling of host power management events (see the manual for more information) and added an extradata item for configuring the handling of the battery-low event (bug #9925)
VBoxSVC: fixed a bug which could trigger a crash if a VM snapshot was restored the second time and the VM has associated bandwidth groups (bug #12569)
VBoxSVC: properly detect ifconfig if located in /bin (bug #12713)
Shared Folders: fixed a failure to restore transient shared folders when starting a VM from a saved state (bug #12578)
Mac OS X hosts: fixed issue when the application icon was frozen in the dock if the bridging interface was not connected to a network (bug #12241)
Linux hosts: also consider the physical package ID when determining the number of physical CPU cores
Linux hosts / guests: don't warn in kernel log if memory allocation fails (bug #11171)
Solaris hosts: fixed the autostart SMF script (bug #11720)
Windows hosts: fixes for non-ANSI code page user names and similar environment contents (bug #12596)
Windows hosts / guests: fixed setting and using a guest user's process environment variables (relevant for Guest Control)
Windows Additions: fixed handle leaks in VBoxTray (bug #12563)
Windows Additions: fixed a crash while detecting active guest users
Windows Additions: fixed restoring backed up D3D files on XPDM -> WDDM upgrade
Guest Control: fixed setting and using a guest user's process environment variables
Linux Additions: support Enterprise Linux 6.5 kernels (bug #12505)
Linux Additions: fixed CPU hot-remove on newer Linux kernels
Linux / Solaris Additions: don't automount a shared folder which is already mounted
X11 Additions: support X.Org Server 1.15 (bug #12623)

VirtualBox 4.3.6 (released 2013-12-18)

This is a maintenance release. The following items were fixed and/or added:

VMM: fixed a Guru Meditation VINF_EM_TRIPLE_FAULT caused by VMCB caching with nested paging on certain AMD CPUs (bug #12451)
VMM: fixed a Guru Meditation VERR_VMX_UNEXPECTED_INTERRUPTION_EXIT_TYPE while intercepting debug exceptions (VT-x only; bug #12410)
VMM: fixed a Guru Meditation VERR_SVM_UNEXPECTED_EXIT while intercepting debug register accesses (AMD-V only; bug #12481)
VMM: fixed a VERR_SSM_STRUCTURE_MAGIC error when trying to load a saved state made with VBox 4.3.4 when VT-x/AMD-V is disabled. Unfortunately, VBox 4.3.4 produced broken saved states for this configuration so you have to discard these states (bug #12414)
VMM: added a few more MSRs to the whitelist required by certain guests (bug #12245)
GUI: fixed deleting of inaccessible VMs (4.3 regression, bug #12205)
GUI: fixed warnings in VM settings / number of guest processors (bug #12480)
Main: don't automatically enable 64-bit guests on 64-bit hosts if VT-x/AMD-V is not available (bug #12424)
Main: always expose the DMI memory information to Windows 2012 guests (bug #12017)
Main: fixed occasional crashes on guest display resolution change (bug #7063)
Main: fixed reporting back temporary name when calling IGuestSession::DirectoryCreateTemp() (bug #12498)
API: fix for a hang when launching a GUI VM through the API, which crashes due to GUI unavailability
Storage: fix for BLKCACHE_IOERR runtime errors under rare circumstances (bug #11030)
Network: allow to start more than 5 PCNet instances (bug #12426)
E1000: if the cable was disconnected before the guest initialized the device, the link status was not properly set to 'down' after the initialization completed despite the fact that there was no connection
3D support: fixed offset of guest 3D image elements (Mac OS X Retina hosts only; bug #11021)
Solaris hosts: fixed accessing the host driver from non-global zones (4.3 regression, bug #12271)

VirtualBox 4.3.4 (released 2013-11-29)

This is a maintenance release. The following items were fixed and/or added:

VMM: fix for a bug in the Local APIC emulation causing a BSOD when booting certain guests (4.3.0 regression; bug #12240)
VMM: fixed loading of saved states if VT-x/AMD-V was disabled (4.3.2 regression; bug #12291)
VMM: fixed single-stepping inside the guest for certain instructions (VT-x only; bug #10947)
VMM: fixed a performance issue involving APIC accesses after rebooting a VM (4.3.0 regression; VT-x only; bug #12296)
VMM: fixed TPR patching to be enabled for 32-bit guests even when the chosen guest type is 64-bit (4.3.0 regression; AMD-V only)
VMM: fixed occasional VINF_EM_TRIPLE_FAULT errors on hosts without the unrestricted guest execution feature (bug #12198)
GUI: don't bother the user with the BPP warning if no Guest Additions are installed
GUI: fixed machine-window paint artifacts on VM reboot / guest-screen resize
GUI: make sure the assigned license and description are attached to the exported appliance
GUI: fixed bugs in close VM action restrictions handling (bug #12333)
GUI: fixed incorrect wizards text colors for some unusual look and feel styles (bug #11743)
GUI: should restore seamless mode as soon as possible after VM reboot or shutdown
GUI: fixes for medium enumeration
GUI: the OS X hot corners were not accessible while a VirtualBox VM is running (Mac OS X hosts only; bug #4139)
GUI: fixed an old bug which bared the host from cleanly shutdown / reboot if the VM selector window is open (Mac OS X hosts only; bug #8254)
Host-only Networking: fixed creating of host-only network interfaces (4.3.0 regression; bug #12182)
NAT: don't run into an infinite loop in case the host cannot access any DNS server (4.3.0 regression; bug #12300)
NAT: don't re-connect the cable if the DNS information changes and the cable was disconnected before (4.3.0 regression; bug #12225)
NAT: fixed several issues with automatically starting / terminating of NAT networks on VM start / stop and configuration changes
VBoxNetDHCP: don't block prevent VBoxSVC from terminating (bug #12264)
2D Video acceleration: fix crashes on presentation mode switches (bug #9194)
BusLogic: allow to run VMs with more than one BusLogic SCSI controller enabled
Keyboard: fixed a VM crash if a VM was resumed from a saved state where at least one key was pressed (bug #11289)
VBoxSVC: fixed a heap corruption under certain conditions (4.3.0 regression)
VBoxSVC: fixed a race leading to a hang during initialization (bug #12349)
OVF: fixed import logic for OVF appliances containing multiple VMs
OVF: improved logic for finding an appropriate image format during OVF import
API: block the removal of the current snapshot if it has child snapshots (only relevant for VMs without snapshottable hard disks, their presence always prevented removal), which resulted in VM configuration corruption
API: mark VM configurations with snapshots but without current snapshot as inaccessible, as this combination is nonsense
API: fixed information for some automatically generated events (only with XPCOM, Windows host was not affected), which caused errors when getting some of the attributes over the webservice (bug #12379)
SDK: extended the functionality coverage for the C bindings
Guest Control: various bug fixes and improved VBoxManage help (bugs #8072, #11044, #12336, #12338, #12346, #12371)
Windows hosts: another attempt to fix the massive DPC latency (bug #6242)
Windows host installer: make registering file extensions optional, contributed by Tal Aloni (bug #8009)
Mac OS X hosts: properly sign the kernel extensions for Mavericks hosts (bug #12256)
Mac OS X hosts: fixed a bug where the VirtualBox dock icon was not properly removed from the dock after a VM terminated preventing Mavericks hosts from shutting down (bug #12241)
Mac OS X hosts: fixed minor installer issue (bug #12275)
Linux hosts / guests: Linux 3.13 compile fixes (bug #12358)
Linux guests: build the vboxvideo kernel module correctly on OL/RHEL 6.1 guests (bug #11996)
Linux guests: make 3D work on Slackware 14.1 (bug #12320 comments 3 and 4)
Guest Additions/3D: fixed an occasional dead-lock (bug #12319)
Windows Additions/3D: fixed possible memory leaking (bug #12228)
Windows Additions/XPDM: use separate tables containing valid video modes for each virtual monitor
Windows Additions: fixed automatic logins for Vista and newer Windows guests (bug #12332)

VirtualBox 4.3.2 (released 2013-11-01)

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
Windows Additions/WDDM: autoresize fixes

VirtualBox 4.3.0 (released 2013-10-15)

This version is a major update. The following major new features were added:

VMM: major rewrite of the VT-x code and the AMD-V code including many bug fixes and performance improvements (for example bug #9659)
VMM: introduced a lightweight instruction interpreter for situations not handled by hardware virtualization
GUI: extended messaging mechanism (new non-modal popup overlays used to show non-critical warnings and provide user with additional information)
GUI: keyboard shortcuts management (input page of global preferences extended with possibility to edit general keyboard shortcuts for VirtualBox Manager and Virtual Machine)
GUI: video capturing support (bug #4766)
Added USB touch device emulation
Added experimental support for webcam passthrough complementing USB passthrough (see the manual for more information)
Added SCSI CD-ROM emulation, including boot support
VRDP: support for IPv6
Guest Control: guest sessions now are running in dedicated, impersonated session processes (needs at least Guest Additions 4.3 installed)
Guest Control: implemented IGuestFile support
NAT: experimental virtual router mode: several VMs are attached to the same internal network and share one NAT service (see the manual for more information)
In addition, the following items were fixed and/or added:

VMM: significantly improved performance of NetWare 5.x/6.x guests on host systems without nested paging support
VMM: fixed losing host NMIs while in VT-x guest-context
VMM: changed order of actions in emulated task switch (bug #10532)
VMM: allow to activate VT-x while in SMX mode and provide more information if that is not possible
GUI: update check uses https
GUI: numerous minor internal cleanups and bug fixes
GUI: HID LEDs synchronization when switching between guest window(s) and host (Mac OS X hosts only)
GUI, VBoxManage: when unregistering a VM, also unregister the hard disk images which are used exclusively (bug #10311)
GUI: use the number of physical presented processor cores instead of the number of logical processor cores to check if the users assigned too many virtual CPUs to the guest
Snapshots: made live snapshots work again (bug #9255)
Teleportation: made it work again (bug #9455)
Storage: implemented AHA-154x compatibility mode in the emulated BusLogic SCSI HBA
Storage: significantly improved performance of large ATAPI PIO transfers (BeOS, Minix 3 guests affected)
Storage: added floppy formatting emulation (NB: cannot be used to change existing media geometry)
Settings: global and per-VM default frontend configuration, useful to select the use of alternative VM frontends
Settings: limit depth of snapshot tree to 250 levels, as more will lead to decreased performance and may trigger crashes
Settings: the per-VM hwvirtextexcl setting has been replaced by a global hwvirtexclusive property
Main: new event queue implementation which does not use the host's native event queue for processing VirtualBox events anymore
Main: eliminate the use of SysV semaphores on all host OSes other than Windows, namely Linux, Solaris and Mac OS X, with the consequence that no system reconfiguration is needed to run more than approximately 100 VMs
Main: use the XDG standard configuration folder instead of .VirtualBox on systems where it is appropriate (bug #5099)
Main: extension pack framework can now support loading HGCM modules, contributed by Jeff Westphal
VBoxManage: list more information about hard disk/DVD/floppy media, and support the --long option to show really all available details
VBoxManage: added support for optional command line parameters for the automatic Guest Additions update
VBoxManage: added support for listing active guest sessions, guest processes and/or guest files via guestcontrol list VBoxManage: added support for closing active guest sessions via guestcontrol session close --session-id | --session-name | --all
VBoxManage: added support for terminating active guest processes via guestcontrol process kill|close|terminate --session-id | --session-name ... or guestcontrol [p[s]]kill --session-id | --session-name ... VBoxManage: added support for watching guest sessions via guestcontrol watch
VBoxManage: added modifyvm --triplefaultreset to make the VM reset on triple fault instead of triggering a Guru Meditation (see the manual for more information)
3D support: several fixes
3D support: several fixes for Mac OS X hosts
OVF: several fixes
Extpack Installer: make it work if the file is located in a folder with special characters
Keyboard: fix for reporting key sequences like Ctrl+Alt+Del for the USB keyboard emulation
Shared Clipboard/X11: support for BMP-format images, contributed by François Revol
Mac OS X hosts: limited support for Mac OS X 10.9 (Mavericks)
Mac OS X hosts: use a launchd script instead of the deprecated StartupItem mechanism (bug #8940)
Windows hosts: don't cause massive DPC latency (only on certain hosts; still needs improving; bug #6242)
Windows hosts: consider symlinks when retrieving volume information (bug #11962)
Windows hosts: fixed an issue with USB2 devices being inaccessible when plugged into USB 3.0 ports
Windows Additions: fixed misbehavior with guest display power management (WDDM driver only; bug #11170)
Windows Additions: fixed memory leak caused by WTSQuerySessionInformation() on Windows 2000 guests (bug #12072)
Windows Additions: ability to track guest user idle times through the newly introduced event IGuestUserStateChangedEvent
Linux Additions: fixed udev detection in the init script with Linux 3.x kernels
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