VirtualBox 4.2.6 Build 82870 Now Available for Download

VirtualBox 4.2.6 Build 82870 is now available for download. This build is a maintenance release which contains a number of bug fixes and several stability improvements over the previous release. In addition, this build fixes auto-logon installation for Windows 8 and auto-resize fixes for Windows 8 guests.

Overview
VirtualBox or Oracle VM VirtualBox is a powerful x86 and AMD64/Intel64 virtualization product for enterprise as well as home use. Not only is VirtualBox an extremely feature rich, high performance product for enterprise customers, it is also the only professional solution that is freely available as Open Source Software under the terms of the GNU General Public License (GPL).

As of version 4.0, VirtualBox introduces the Extension Pack mechanism which allows Oracle and 3rd parties to deliver additional functionality on top of the standard Open Source product.

Presently, VirtualBox runs on Windows, Linux, Macintosh and OpenSolaris hosts and supports a large number of guest operating systems including but not limited to Windows (NT 4.0, 2000, XP, Server 2003, Vista, Windows 7), DOS/Windows 3.x, Linux (2.4 and 2.6), Solaris and OpenSolaris, and OpenBSD.

Download VirtualBox 4.2.6 Build 82870
The links in this section correspond to files available for VirtualBox 4.2.6 Build 82870. Download the files appropriate for you.

What's new in VirtualBox 4.2.6 Build 82870 (November 19, 2012)
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

Source:
Changelog for VirtualBox 4.2
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