VirtualBox 4.1.16 r78094 freeware    

Author InnoTek Systemberatung GmbH OS Windows2000, Windows2003, WinNT 4.0, WinXP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Linux, Mac OS X Date Released May 22, 2012 Downloads 4446 Filesize 90.00 MB Keywords virtual machine, virtualization software, virtualization solution, virtualization, virtualize, Virtual Box Your Rating   - click to rate

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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). See "About VirtualBox" for an introduction. ...

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Design and development - VirtualBox freeware - The Latest Versions History

Version	Date Released	Status	Release Notes
4.1.16 r7809	May 22, 2012	New Release	# 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)
4.1.14 r7744	Apr 26, 2012	New Release	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)
4.1.12 r7724	Apr 3, 2012	New Release	* VMM: fixed VERR_NOT_SUPPORTED and VERR_RAW_MODE_INVALID_SMP guru meditation due to an invalid reschedule to raw mode (bug #10370) * VMM: fixed PDMCritSectLeave guru meditation under rare circumstances with SMP guests * VMM: proper Math Fault handling with certain legacy guests (bug #9042) * NAT: fixed a socket leak under certain conditions * Storage: better sanity check against reading beyond end-of-file * Audio: fixed a crash in the NUL audio backend (bug #10374; 4.1.10 regression) * HGCM: fixed a crash during savestate under rare circumstances * VBoxSVC: several locking fixes * VBoxManage: return the correct error code if controlvm savestate failed (bug #10134) * Guest Additions: VBoxService should not crash on exit (bug #10326; 4.1.10 regression) * Windows Additions: set the correct time stamp when a file is closed (bug #6473) * Windows Additions: better help if the DirectX backups are not properly installed
4.1.12 r7721	Apr 2, 2012	New Release	* VMM: fixed VERR_NOT_SUPPORTED and VERR_RAW_MODE_INVALID_SMP guru meditation due to an invalid reschedule to raw mode (bug #10370) * VMM: fixed PDMCritSectLeave guru meditation under rare circumstances with SMP guests * VMM: proper Math Fault handling with certain legacy guests (bug #9042) * NAT: fixed a socket leak under certain conditions * Storage: better sanity check against reading beyond end-of-file * Audio: fixed a crash in the NUL audio backend (bug #10374; 4.1.10 regression) * HGCM: fixed a crash during savestate under rare circumstances * VBoxSVC: several locking fixes * VBoxManage: return the correct error code if controlvm savestate failed (bug #10134) * Guest Additions: VBoxService should not crash on exit (bug #10326; 4.1.10 regression) * Windows Additions: set the correct time stamp when a file is closed (bug #6473) * Windows Additions: better help if the DirectX backups are not properly installed
4.1.10 r7679	Mar 13, 2012	New Release	# GUI: if 3D support on the host is not available for some reason, do not only disable this VM setting but also uncheck the checkbox # VMM: fixed a potential problem causing to schedule interrupts during SYSEXIT right after STI # VMM: fixed a potential guest memory corruption issue with page fusion # VMM: adjusted the module matching algorithm for page fusion a little, generally resulting in slightly more shared pages # Main: host interfaces no longer have "defaults" for IP address and network mask attributes # Main: don't depend on a password for certain guest control operations (bug #10030) # 3D Support: fixed Windows XP hosts support (4.1.8 regression; bugs #10071 and #10088) # 3D Support: rendering fixes for Linux hosts with NVIDIA graphics # 3D Support: fixed saved state issues (4.1.8 regression; bug #10126) # 3D Support: WDDM driver: fixed powershell_ise crashes (bug #10167), make WPF-based apps work with Aero enabled, fixed additional possible WinSAT crashes
4.1.8 r75467	Dec 19, 2011	New Release	# VMM: fixed VERR_MAP_FAILED during savestate under certain circumstances (bug #7929) # GUI: stop updating the VM status icons when the VM is paused (bug #8368) # VBoxManage: fixed wrong return code after startvm (bug #9642) # BIOS: fixed hang at launch of DOS applications generated by Clipper 5.3 (note that hardware virtualization may be required) # USB: fixed OS/2 boot hang when using recent USB drivers # NAT: increase maximum number of parallel connections making connections with port forwarding more robust (#8471) # Metrics: fixed potential problem with invalid access in guest metrics collection upon VM destruction # Main: don't crash if a medium is ejected twice (bug #9922) # VBoxSVC: fixed crash under rare circumstances (e.g. client crash) # VRDP: fixed screen freeze (bug #9620) # OVF/OVA: fixed broken disk images on import under rare circumstances # OVF/OVA: better error message when importing corrupted appliances
4.1.6 r74713	Nov 4, 2011	New Release	* VRDP: fixed screen corruption * NAT: the interface stopped working after a lot of failed ICMP requests (bug #9371) * E1000: fixed rare Windows 7 guest hangs, either at boot time or when reconfiguring the network card in unusual setups (bug #6223) * ATA: fixed a possible crash during ATAPI passthrough with certain guests * ATA: improved compatibility with ancient Linux kernels * Main: fixed incorrect framebuffer information after leaving the fullscreen mode with X11 guests, this lead to a scrambled preview window in the GUI for example * Mac OS X hosts: fixed the problem with duplicate packets when bridged to a wireless interface (bug #9648) * Linux hosts: fix for 3D support on Fedora 15 (bug #9799) * Linux hosts: don't call del_timer_sync from an interrupt context (Fedora bug report 746331) * Windows Vista and 7 guests: more WDDM fixes * Linux Additions: fixed kernel module compilation failure on Redhat Enterprise Linux 4 (bug #9709)
4.1.4 r74291	Oct 3, 2011	New Release	# VMM: fixed PAE guests running on 32-bit hosts (4.0 regression; bug #9458) # VMM: fixed INVALID_PARAMETER guru meditation caused by insufficient memory conditions (4.1.0 regression; bug #9240) # VMM: fixed clobbered CPU registers during stos/lods/ins/outs emulation under rare circumstances # VMM: another fix for 64-bit guests on recent AMD CPUs # GUI: warn the user if he uses an outdated extension pack and allow to download and upgrade in that case (bug #8025) # GUI: fixed spurious LCtrl key events on some Windows hosts (4.0.6 regression; bug #373) # VBoxManage: another fix for extpack install --replace (bug #9308) # VBoxManage: allow to specify the UUID of the target image in convertfromraw # VRDP: fixed a rare crash when two or more clients connect to the server (bug #9503) # VRDP: fixed a case when a client was not resized correctly (bug #9242) # USB: make device capturing work on Windows hosts with usbhub class filter drivers installed (bug #9298);
4.1.2 r73507	Aug 15, 2011	New Release	# VMM: fixed 64-bit guests on AMD Fusion CPUs (bug #8824) # VMM: fixed handling of the sysenter/sysexit machine instructions in 64-bit guests on Intel hosts # GUI: added linked clone support # GUI: fixed error check when changing the VM controller settings (4.1.0 regression; bug #9246) # GUI: fixed the inclusion of additional information (license, vendor, ...) on OVF export # GUI: when taking a snapshot from the VM selector, don't do a live snapshot # GUI: fixed immediate crash during start on certain environments due to a library version conflict # Guest control execution: implemented copying single files from guest to the host (directories and filters not supported yet) # Guest control execution: limited to serve up to 5 guest processes at a time by default # Main: return the correct RDP default port fixing settings warnings in the GUI if the remote display was enabled at runtime (bug #9368) # VBoxSVC: made the path comparison OS independent when images are registered (bug #9303)
4.1.0 r73009	Jul 19, 2011	New Release	This version is a major update. The following major new features were added: * Support for cloning of VMs (bug #5853, see the manual for more information): full clones can be created through the GUI and VBoxManage, linked clones only through VBoxManage * GUI: enhanced wizard for creating new virtual disks * GUI: new wizard for copying virtual disks * GUI: keep the aspect ratio in scale mode (Windows and OSX hosts only; bug #7822) * VMM: raised the memory limit for 64-bit hosts to 1TB * Experimental support for PCI passthrough for Linux hosts, see the manual for more information * Windows guests: Experimental WDDM graphics driver, supporting Windows Aero (bug #4607) and providing Direct3D support using a cleaner approach (no need to install the guest drivers in Safe Mode anymore) * Guest Additions: status of modules and features can now be queried separately by the frontends