= Changelog = '''!VirtualBox 2.1.0''' (released 2008-12-17)[[BR]][[BR]] This version is a major update. The following major new features were added: * Support for hardware virtualization (VT-x and AMD-V) on Mac OS X hosts * Support for 64-bit guests on 32-bit host operating systems (experimental; see user manual, chapter 1.6, 64-bit guests, page 16) * Added support for Intel Nehalem virtualization enhancements (EPT and VPID; see user manual, chapter 1.2, Software vs. hardware virtualization (VT-x and AMD-V), page 10)) * Experimental 3D acceleration via OpenGL (see user manual, chapter 4.8, Hardware 3D acceleration (OpenGL), page 66) * Experimental !LsiLogic and !BusLogic SCSI controllers (see user manual, chapter 5.1, Hard disk controllers: IDE, SATA (AHCI), SCSI, page 70) * Full VMDK/VHD support including snapshots (see user manual, chapter 5.2, Disk image files (VDI, VMDK, VHD), page 72) * New NAT engine with significantly better performance, reliability and ICMP echo (ping) support (bugs #1046, #2438, #2223, #1247) * New Host Interface Networking implementations for Windows and Linux hosts with easier setup (replaces TUN/TAP on Linux and manual bridging on Windows) In addition, the following items were fixed and/or added: * VMM: significant performance improvements for VT-x (real mode execution) * VMM: support for hardware breakpoints (VT-x and AMD-V only; bug #477) * VMM: VGA performance improvements for VT-x and AMD-V * VMM: Solaris and !OpenSolaris guest performance improvements for AMD-V (Barcelona family CPUs only) * VMM: fixed guru meditation while running the Dr. Web virus scanner (software virtualization only; bug #1439) * VMM: deactivate VT-x and AMD-V when the host machine goes into suspend mode; reactivate when the host machine resumes (Windows, Mac OS X & Linux hosts; bug #1660) * VMM: fixed guest hangs when restoring VT-x or AMD-V saved states/snapshots * VMM: fixed guru meditation when executing a one byte debug instruction (VT-x only; bug #2617) * VMM: fixed guru meditation for PAE guests on non-PAE hosts (VT-x) * VMM: disallow mixing of software and hardware virtualization execution in general (bug #2404) * VMM: fixed black screen when booting OS/2 1.x (AMD-V only) * GUI: pause running VMs when the host machine goes into suspend mode (Windows & Mac OS X hosts) * GUI: resume previously paused VMs when the host machine resumes after suspend (Windows & Mac OS X hosts) * GUI: save the state of running or paused VMs when the host machine’s battery reaches critical level (Windows hosts) * GUI: properly restore the position of the selector window when running on the compiz window manager * GUI: properly restore the VM in seamless mode (2.0 regression) * GUI: warn user about non optimal memory settings * GUI: structure operating system list according to family and version for improved usability * GUI: predefined settings for QNX guests * IDE: improved ATAPI passthrough support * Networking: added support for up to 8 Ethernet adapters per VM * Networking: fixed issue where a VM could lose connectivity after a reboot * iSCSI: allow snapshot/diff creation using local VDI file * iSCSI: improved interoperability with iSCSI targets * Graphics: fixed handling of a guest video memory which is not a power of two (bug #2724) * VBoxManage: fixed bug which prevented setting up the serial port for direct device access. * VBoxManage: added support for VMDK and VHD image creation * VBoxManage: added support for image conversion (VDI/VMDK/VHD/RAW) * Solaris hosts: added IPv6 support between host and guest when using host interface networking * Mac OS X hosts: added ACPI host power status reporting * API: redesigned storage model with better generalization * API: allow attaching a hard disk to more than one VM at a time * API: added methods to return network configuration information of the host system * Shared Folders: performance and stability fixes for Windows guests (Microsoft Office Applications) '''!VirtualBox 2.0.6''' (released 2008-11-21)[[BR]][[BR]] This is a maintenance release. The following items were fixed and/or added: * VMM: fixed Guru meditation when running 64 bits Windows guests (bug #2220) * VMM: fixed Solaris 10U6 boot hangs (VT-x and AMD-V) bug #2565) * VMM: fixed Solaris 10U6 reboot hangs (AMD-V only; bug #2565) * GUI: the host key was sometimes not properly displayed (Windows hosts only, bug #1996) * GUI: the keyboard focus was lost after minimizing and restoring the VM window via the Windows taskbar (bugs #784) * VBoxManage: properly show SATA disks when showing the VM information (bug #2624) * SATA: fixed access if the buffer size is not sector-aligned (bug #2024) * SATA: improved performance * SATA: fixed snapshot function with ports>1 (bug #2510) * E1000: fixed crash under rare circumstances * USB: fixed support for iPhone and Nokia devices (Linux host: bugs #470 & #491) * Windows host installer: added proper handling of open !VirtualBox applications when updating the installation * Windows host installer: fixed default installation directory on 64-bit on new installations (bug #2501) * Linux/Solaris/Darwin hosts: verify permissions in `/tmp/vbox-$USER-ipc` * Linux hosts: fixed assertion on high network load (AMD64 hosts, fix for Linux distributions with glibc 2.6 and newer (bug #616) * Linux hosts: don’t crash during shutdown with serial ports connected to a host device * Solaris hosts: fixed incompatibility between IPSEC and host interface networking * Solaris hosts: fixed a rare race condition while powering off VMs with host interface networking * Solaris hosts: fixed VBoxSDL on Solaris 10 by shipping the required SDL library (bug #2475) * Windows additions: fixed logged in users reporting via guest properties when using native RDP connections * Windows additions: fixed Vista crashes when accessing shared folders under certain circumstances (bug #2461) * Windows additions: fixed shared folders access with MS-Office (bug #2591) * Linux additions: fixed compilation of `vboxvfs.ko` for 64-bit guests (bug #2550) * SDK: added JAX-WS port caching to speedup connections '''!VirtualBox 2.0.4''' (released 2008-10-24)[[BR]][[BR]] This is a maintenance release. The following items were fixed and/or added: * VMM: better error reporting for VT-x failures * VMM: don’t overflow the release log with PATM messages (bug #1775) * VMM: fixed save state restore in real mode (software virtualization only) * GUI: work around a Qt bug on Mac OS X (bug #2321) * GUI: properly install the Qt4 accessible plugin (bug #629) * SATA: error message when starting a VM with a VMDK connected to a SATA port (bug #2182) * SATA: fixed Guru mediation when booting !OpenSolaris/64; most likely applies to other guests as well (bug #2292) * Network: don’t crash when changing the adapter link state if no host driver is attached (bug #2333) * VHD: fixed bug which prevents booting from VHD images bigger than 4GB (bug #2085) * VRDP: fixed a repaint problem when the guest resolution was not equal to the client resolution * Clipboard: don’t crash when host service initialization takes longer than expected (Linux hosts only; bug #2001) * Windows hosts: VBoxSVC.exe crash (bug #2212) * Windows hosts: VBoxSVC.exe memory leak due to a Windows WMI memory leak (Vista only) (bug #2242) * Windows hosts: VBoxSVC.exe delays GUI startup * Linux hosts: handle jiffies counter overflow (VM stuck after 300 seconds of host uptime; bug #2247) * Solaris hosts: fixed host or guest side networking going stale while using host interface networking (bug #2474) * Solaris hosts: added support for using unplumbed network interfaces and Crossbow Virtual Network Interfaces (VNICs) with host interface networking * Solaris hosts: reworked threading model improves performance for host interface networking * Windows additions: fixed crash when accessing deep directory structures in a shared folder * Windows additions: improved shared folder name resolving (bug #1728) * Windows additions: fixed Windows 2000 shutdown crash (bug #2254) * Windows additions: fixed error code for `MoveFile()` if the target exists (bug #2350) * Linux additions: fixed `seek()` for files bigger than 2GB (bug #2379) * Linux additions: support Ubuntu 8.10 * Linux additions: clipboard fixes (bug #2015) * Web services: improved documentation and fixed example (bug #1642) '''!VirtualBox 2.0.2''' (released 2008-09-12)[[BR]][[BR]] This is a maintenance release. The following items were fixed and/or added: * VMM: fixed inability to run more than one VM in parallel (AMD-V on CPUs with erratum 170 only; bug #2167) * VMM: VT-x stability fixes (bug #2179 and others) * VMM: fixed Linux 2.6.26+ kernel crashes (used by Ubuntu 8.10 Alpha, Fedora 10 Alpha; bug #1875) * VMM: fixed 64 bits Linux 2.6.26 kernel crashes (Debian) * VMM: fixed Vista (32 bits) guest crash during boot when PAE and NX are enabled (applied to 64 bits hosts with VT-x enabled only) * VMM: fixed OS/2 guest crashes during boot (AMD-V; bug #2132) * GUI: fixed crash when trying to release an inaccessible image in the virtual disk manager * GUI: fixed invalid error message for a changed snapshot path even if that path wasn't changed (bug #2064) * GUI: fixed crash when creating a new hard disk image (bug #2060) * GUI: fixed crash when adding a hard disk in the VM settings (bug #2081) * GUI: fixed a bug where !VirtualBox isn't working with the new QGtkStyle plugin (bug #2066) * GUI: fixed VM close dialog in seamless mode (Mac OS X hosts only; bug #2067) * GUI: fixed standard menu entries for NLS versions (Mac OS X hosts only) * GUI: disable the VT-x/AMD-V setting when it's not supported by the CPU (or on Mac OS X hosts) * VBoxManage: fixed crash during internalcommands createrawvmdk (bug #2184) * VBoxManage: fixed output of snapshot showvminfo (bug #698) * Guest properties: added information about guest network interfaces (Windows guests only) * Shared Folders: fixed regression that caused Windows guest crashes (bug #2055) * API: fixed number of installed CPUs (Solaris hosts only) * VRDP: allow a client to reconnect to an existing session on the VRDP server by dropping the existing connection (configurable and disabled by default; only relevant when multiconnection mode is disabled) * VRDP: fixed an image repaint problem * Linux hosts: fixed bug in vboxdrv.ko that could corrupt kernel memory and panic the kernel (bug #2078) * Linux hosts: compile fixes for kernel module on Linux 2.6.27 * Mac OS X hosts: added Python support * Additions: fixed a possible hang in HGCM communication after a VM reboot * Windows additions: added support for Windows XP 64 bits (bug #2117) * Linux additions: deactivate dynamic resizing on Linux guests with buggy X servers * Linux additions: support Ubuntu 8.10 guests and Fedora 9 guests (dynamic resizing disabled for the latter) (bug #1854) * Linux additions: added installer check for the system architecture * Linux additions: fixed Xorg modules path for some Linux distributions (bug #2128) * VMDK: be more liberal with ambiguous parts of the format specification and accept more format variants (bug #2062) * VHD: fixed a bug in the VHD backend which resulted in reading the wrong data (bug #2085) * Solaris hosts: fixed kernel panic on certain machines when starting VMs with host interface networking (bug #2183) * Solaris hosts: fixed inability to access NFS shares on the host when host interface networking was enabled * Solaris hosts: installer now detects and reports when installing under the wrong architecture * Solaris hosts: fixed security hardening that prevented starting VMs from non-global zones even as root (bug #1948) * Solaris additions: combined the 32 bit and 64 bit additions installer into a single package * Mac OS X hosts: experimental support for attaching a real serial port to the guest '''!VirtualBox 2.0.0''' (released 2008-09-04)[[BR]][[BR]] This version is a major update. The following major new features were added: * 64 bits guest support (64 bits host only) * New native Leopard user interface on Mac OS X hosts * The GUI was converted from Qt3 to Qt4 with many visual improvements * New-version notifier * Guest property information interface * Host Interface Networking on Mac OS X hosts * New Host Interface Networking on Solaris hosts * Support for Nested Paging on modern AMD CPUs (major performance gain) * Framework for collecting performance and resource usage data (metrics) * Added SATA asynchronous IO (NCQ: Native Command Queuing) when accessing raw disks/partitions (major performance gain) * Clipboard integration for OS/2 Guests * Created separate SDK component featuring a new Python programming interface on Linux and Solaris hosts * Support for VHD disk images In addition, the following items were fixed and/or added: * VMM: VT-x fixes * AHCI/SATA: improved performance * GUI: keyboard fixes * Linux installer: properly uninstall the package even if unregistering the DKMS module fails * Linux additions: the guest screen resolution is properly restored * Network: added support for jumbo frames (> 1536 bytes) * Shared Folders: fixed guest crash with Windows Media Player 11 * Mac OS X: Ctrl+Left mouse click doesn’t simulate a right mouse click in the guest anymore. Use Hostkey+Left for a right mouse click emulation. (bug #1766) '''!VirtualBox 1.6.6''' (released 2008-08-26)[[BR]][[BR]] This is a maintenance release. The following items were fixed and/or added: * VMM: fixed excessive logging (bug #1901) * VMM: AMD-V stability fixes (bug #1685) * GUI: added support for Ctrl+Caps reversed keyboards (bug #1891) * SATA: fixed BSODs of Windows guests on a SATA disk (bug #1941) * SATA: fixed hard disk detection on Solaris 10 U5 (bug #1789) * VBoxHeadless: don’t start the clipboard service (bug #1743) * VBoxHeadless: added -vrdp parameter which allows to start the VM session without VRDP (bug #1960) * VBoxManage: fixes to creating raw disk/partition VMDK files, now accepts removable media on Windows (bug #1869) * VRDP: fixed communication with MS Remote Desktop Connection on Mac OS X (bug #1337) * VRDP: clipboard fixes (bug #1410) * VRDP: fixed crash during PAM authentication (bug #1953) * Shared Folders: fixed a regression introduced in version 1.6.2: the shared folders service was sometimes not properly installed (Windows guests only, bug #1915) * Shared Folders: don’t deny to load a VM if a shared folder is not accessible (bug #822) * BIOS: allow to specify empty DMI strings (bug #1957) * OSE archive: added missing Makefiles (bug #1912) * Linux hosts: workaround for buggy gcc-4.3 compilers (e.g. openSUSE 11) * Linux hosts: one more fix for compiling the kernel modules on Linux 2.6.27 (bug #1962) * Mac OS X hosts: shared folders unicode fix * Solaris hosts: fixed link issue (bug #1840) * Windows additions: allow to downgrade the package * Windows additions: fixed corrupted installer icon on Windows 2000 (bug #1486) * Windows additions: fixed bug when creating intermediate directories (bug #1870) * Windows additions: implemented `/xres=`, `/yres=` and `/depth=` switches for the installer (bug #1990) * Linux additions: properly unregister the misc device when unloading the kernel module * Linux additions: fixed startup order for recent Linux distributions again (e.g. openSUSE 11) * Linux additions: attempt to fix the autostart issue of !VBoxClient with Mandriva guests (bug #1699) * Linux additions: fixed detection of patched Linux 2.6.18 kernels of RHEL5 / FC6 / CentOS 5.2 (bugs #1899, #1973) * Linux additions: added new mount flags `dmode`, `fmode`, `umask`, `dmask` and `fmask` allowing to override the file mode (bug #1776) * Documentation: added a note that jumbo frames don’t work (bug #1877) * Documentation: document special host interface names on openSUSE11 (bug #1892) '''!VirtualBox 1.6.4''' (released 2008-07-30)[[BR]][[BR]] This is a maintenance release. The following items were fixed and/or added: * AMD-V, VT-x: stability fixes * Shared Folders: fixed host crash (Solaris host only, bugs #1336, #1646) * Shared Folders: fixed BSOD when debugging with Visual Studio (bug #1627) * Shared Folders: fixed BSOD when compiling on a shared folder (bug #1683) * Shared Folders: several fixes/stability improvements * SATA: fixed a race that could cause an occasional Windows guest system hang * SATA: fixed spurious BIOS log messages * Networking: fixed NIC tracing with NAT interfaces (bug #1790) * USB: fixed crash under certain conditions when unplugging a USB device (bug #1295) * Settings: fixed bug when converting 1.5.x settings * RDP: fixed enabling the RDP server during runtime * RDP: properly detect the rdesktop 1.6.0 RDP client * RDP: fixed RDP crash (bug #1521) * RDP: updated modified rdesktop client to version 1.6.0 * GUI: NLS improvements * BIOS: added SMBIOS header to make Solaris and Vista recognize the DMI data * ACPI: properly hide a disabled floppy controller * VMM: small fixes to protected mode without paging * VMDK: fixed handling of .vmdk images without UUIDs * Windows hosts: fixed driver parameter validation issue in VBoxDrv.sys that could allow an attacker on the host to crash the system * Windows hosts: installer now contains web service examples mentioned in the manual * Linux hosts: properly deregister the Linux kernel module before uninstalling a Linux deb/rpm package * Linux hosts: kernel module works now with Linux 2.6.27 * Linux hosts: fixed a typo in the vboxnet setup script for host network interfaces (bug #1714) * Linux hosts: fixed usage of tar in installer (bug #1767) * Linux hosts: fixed long guest shutdown time when serial port is enabled * Solaris hosts: refuse to install in Sun xVM hypervisor dom0 * Solaris hosts: accept Solaris raw disks when for raw disk access * Windows additions: made installation of shared folders more robust * Windows additions: improved installation * Linux additions: accept every user-defined guest video mode in /etc/X11/xorg.conf * Linux additions: fixed startup order for recent Linux distributions (e.g. openSUSE 11) '''!VirtualBox 1.6.2''' (released 2008-06-06)[[BR]][[BR]] This is a maintenance release. The following items were fixed and/or added: * GUI: fixed a bug which prevented to add more than one SATA drive from the GUI * GUI: fixed a regression introduced in 1.6.0: the fullscreen mode was left on every guest video mode switch * GUI: fixed several minor issues * Networking: fixed a host interface networking regression introduced in 1.6.0 * VMM: fixed starting of VMs with AMD-V enabled * VMM: massive performance enhancements for AMD-V * VMM: stability improvements for AMD-V on Windows hosts * VMM: correctly detect AMD CPUs with erratum 170 (AMD-V) * VMM: detect inconsistent timestamp counters on certain AMD Phenom CPUs (Windows host only) * VMM: fixed KVM check (Linux hosts only) XPCOM: fixed several races * VMM: fixed a regression introduced in 1.6.0: Windows stuck during installation * SATA: improved performance with Vista guests * SATA: fixed statistics counter * Shared Folders: several fixes (iTunes download, speed up browsing) * ATA/IDE: fixed boot from CDROM if a medium was added while the boot menu was active * Networking: provide an Intel PRO/1000 T Server (82543GC) network device emulation which is recognized by Windows XP guests * Networking: fixes for the E1000 emulation (don't crash if not attached, fixed a bug in the statistics counter implementation) * NAT: don't crash if the guest sent a DHCPRELEASE message with an invalid IP address * NAT: fixed ARP reply for the NAT gateway and for the NAT name server if the guest IP range was changed * Internal Networking: fixed shutdown if more than two VMs are connected to the same network * BIOS: allow to change the DMI information (see chapter 9.13, Con'guring the BIOS DMI information, page 125) * RTC: fixed UIP emulation to prevent jumping of time in Solaris guests * Windows host: !VirtualBox installation directory corrected for 64 bits Windows * Windows host: fixed VBoxVRDP.exe symlink * Windows host: solved locking problems in raw partition VMDK support * Windows host: fixed stability during high system load (page fault in !KeQueryActiveProcessors) * Mac OS X host: fixed crashes under certain conditions * Shared Folders: limited users without admin rights now also can use Shared Folders on Windows guests * Linux hosts: fixed default runlevel for the kernel module helper script * Solaris hosts: enabled support for VT-x and AMD-V * Solaris hosts: dynamic loading of libdlpi fixes a problem where Solaris 10 was not able to start a VM * Linux additions: fixed runlevels for kernel module helper scripts * Linux additions: compatibility fixes with Linux 2.6.26 * Linux additions: fixed occasional guest kernel crash during unload of the vboxadd guest kernel module '''!VirtualBox 1.6.0''' (released 2008-04-30)[[BR]][[BR]] This version is a major update. The following major new features were added: * Solaris and Mac OS X host support * Seamless windowing for Linux and Solaris guests * Guest Additions for Solaris * A webservice API * SATA hard disk (AHCI) controller * Experimental Physical Address Extension (PAE) support In addition, the following items were fixed and/or added: * GUI: added accessibility support (508) * GUI: VM session information dialog * VBoxHeadless: renamed from VBoxVRDP * VMM: reduced host CPU load of idle guests * VMM: many fixes for VT-x/SVM hardware-supported virtualization * ATA/IDE: better disk geometry compatibility with VMware images * ATA/IDE: virtualize an AHCI controller * Storage: better write optimization, prevent images from growing unnecessarily. * Network: support PXE booting with NAT * Network: fixed the Am79C973 PCNet emulation for Nexenta guests * NAT: improved builtin DHCP server (implemented DHCPNAK response) * NAT: port forwarding stopped when restoring the VM from a saved state * NAT: make subnet configurable * XPCOM: moved to libxml2 * XPCOM: fixed VBoxSVC autostart race * Audio: !SoundBlaster 16 emulation * USB: fixed problems with USB 2.0 devices * Mac OS X: fixed seamless mode * Mac OS X: better desktop integration, several look’n’feel fixes * Mac OS X: switched to Quartz2D framebuffer * Mac OS X: added support for shared folders * Mac OS X: added support for clipboard integration * Solaris: added host audio playback support (experimental) * Solaris: made it possible to run !VirtualBox from non-global zones * Shared Folders: made them work for NT4 guests * Shared Folders: many bugfixes to improve stability * Seamless windows: added support for Linux guests * Linux installer: support DKMS for compiling the kernel module * Linux host: compatibility fixes with Linux 2.6.25 * Windows host: support for USB devices has been significantly improved; many additional USB devices now work * Windows Additions: automatically install AMD PCNet drivers on Vista guests * Linux additions: several fixes, experimental support for RandR 1.2 * Linux additions: compatibility fixes with Linux 2.6.25 '''!VirtualBox 1.5.6''' (released 2008-02-19) * GUI: fixed several error messages * GUI: fixed registration dialog crashes once and for all * GUI: really ask before resetting the VM * GUI: release mouse and keyboard before the host activates the screensaver * GUI: fixed issue with license display on big screens * GUI: added setting for network name for internal networks * GUI: added setting for network device type * GUI: keyboard fixes * GUI: seamless mode and fullscreen mode fixes * GUI: fixed soaked hostkey keyup event under certain conditions * GUI: more informative message dialog buttons * GUI: VM selector context menu * VBoxSDL: added -termacpi switch * VBoxSDL: fixed automatic adaption of the guest screen resolution to the size of the VM window * VMM: under heavy guest activity, for example when copying files to/from a shared folder, the VM could crash with an assertion * VMM: added an option to select PIIX4 (improves compatibility with Windows guests created by VMware) * VMM: fixed a bug which could lead to memory corruption under rare circumstances * VMM: improved performance of Solaris guests * VRDP: fixed a 1.5.4 regression: VRDP client and server were out-of-sync if the VM was started using the GUI * VRDP: proper error handling if the VRDP library could not be loaded * VBoxManage: fixed crash during clonevdi * VBoxManage: added ’list runningvms’ command * VBoxManage: improved the compatibility when reading the partition table of a raw disk * Shared Folders: added support for read-only shared folders * Shared Clipboard: several fixes * Network: experimental support for E1000 device emulation * iSCSI: better check for misconfigured targets * iSCSI: allow to directly attach to internal networks with integrated mini IP stack * !PulseAudio: don’t hang during VM initialization if no sound server is available * VDI: fixed sized virtual disk images are now completely written during creation to workaround buggy sparse file handling on some OS (e.g. Vista) * VDI/VMDK: prevent indexing of .vdi and .vmdk files on Windows hosts * RDP: fixed compilation of the Linux rdesktop client on newer Linux kernels * RDP: install rdesktop-vrdp on Linux hosts * ACPI: added sleep button event * Serial: proper handling of inaccessible host devices * Windows installer: allow smooth upgrade without deinstallation * Linux installer: fixed Slackware detection regression * Linux installer: updated VBoxTunctl allowing to assign a tap device to a group on Linux kernels > 2.6.23 * Windows additions: several fixes, in particular for Windows NT4 * Linux additions: fixed installer for Kubuntu 8.04 * Linux additions: add default video mode for handling video mode hints from the host * Linux host: compatibility fixes with Linux > 2.6.24 '''!VirtualBox 1.5.4''' (released 2007-12-29) * USB 2.0 support * !PulseAudio backend * GUI: fixed accelerators in German translation * GUI: fixed registration dialog crashes * GUI: allow to enter unicode characters to the name of the registration dialog * GUI: pre-select attached media in the disk manager when opened from the VM settings dialog * GUI: remember the last active VM * GUI: don’t accept empty paths for serial/parallel ports in XML * GUI: fixed !NumLock / !CapsLock synchronization on Windows hosts * GUI: don’t start the kernel timer if no VM is active (Linux host) * VMM: improved compatibility with FreeBSD guests * VMM: properly restore CR4 after leaving VT-x mode * VMM: patch code and disassembler updates * VMM: with VT-x a pending interrupt could be cleared behind our back * VMM: workaround for missed cpuid patch (some Linux guests refuse to boot on multi-core CPUs) * VMM: fixed code for overriding CPUID values * API: don’t crash when trying to create a VM with a duplicate name * API: don’t crash when trying to access the settings of a VM when some other VMs are not accessible * API: fixed several memory leaks * ATA/IDE: fixed SuSE 9.1 CD read installer regression * Floppy: fixed inverted write protect flag * USB: virtualize an EHCI controller * USB: several minor fixes * Network: fixed MAC address check * Network: host interface fixes for Solaris guests * Network: guest networking stopped completely after taking a snapshot * Network: don’t crash if a network card is enabled but not attached * PXE: fix for PXE-EC8 error on soft reboot * NAT: update the DNS server IP address on every DNS packet sent by the guest * VGA: reset VRAM access handers after a fullscreen update * VGA: don’t overwrite guest’s VRAM when displaying a blank screen * ACPI: implemented the sleep button event * VRDP: fixed crash when querying VRDP properties * VRDP: netAddress fixes * VRDP: fixed the Pause/Break keys over VRDP * VRDP: sync !NumLock / !CapsLock sync over VRDP * VRDP: workaround for scrambled icons with a guest video mode of 16bpp * VRDP: reset modifier keys on RDP_INPUT_SYNCHRONIZE * VRDP: reset RDP updates after resize to prevent obsolete updates * Clipboard: Windows host/guest fixes * Clipboard: fixed a SEGFAULT on VM exit (Linux host) * Clipboard: fixed a buffer overflow (Linux host) * Shared Folders: fixed memory leaks * Linux installer: remove the old kernel module before compiling a new one * Linux host: compatibility fixes with Linux 2.6.24 * Linux host: script fixes for !ArchLinux * Linux host: load correct HAL library to determine DVD/floppy (libhal.so.1 not libhal.so) * Linux host: make sure the tun kernel module is loaded before initializing static TAP interfaces * Windows additions: fixed hang during HGCM communication * Windows additions: fixed delay when shutting down the guest * Linux additions: added sendfile support to allow HTTP servers to send files on shared folders * Linux additions: make additions work with Fedora 8 (SELinux policy added) * Linux additions: sometimes ARGB pointers were display incorrectly * Linux additions: several small script fixes '''!VirtualBox 1.5.2''' (released 2007-10-18) * Windows Installer: fixed installation on Windows 2000 hosts * Windows Installer: proper warning when installing a 32-bit !VirtualBox version on 64-bit Windows and vice versa * Linux Installer: no longer require license acceptance during install, instead at first GUI startup (addresses issues with hanging installer on Debian based distributions) * GUI: added user registration dialog * GUI: fixed crashes on 64-bit Linux hosts * GUI: several fixes and improvements to seamless mode * GUI: fixed !DirectDraw mode with certain video cards (e.g. Intel i915) * GUI: fixed incorrect guest resolution after leaving fullscreen mode * GUI: improved keyboard handling on Linux host * GUI: show fatal VM aborts (aka "Guru Meditation") * GUI: fixed crashes due to a display update race condition on some systems * GUI: added ACPI shutdown option to the VM close dialog * GUI: NLS improvements * BIOS: fixed floppy boot menu * BIOS: expose the VM UUID in the DMI/SMBIOS area * VGA: fixed CGA video modes * VGA: fixed 8-bit DAC handling (Solaris setup) * VMM: fixed issue with VT-x on Windows 64-bit hosts * VMM: improved compatibility with Linux KVM * VMM: fixed issues with Fedora 8 guests * VMM: fixed fatal errors while installing Windows guests when using AMD-V * VMM: fixed sporadic hangs when minimizing VM window and using VT-x/AMD-V * VMM: fixed high load of ksoftirq on tickless Linux hosts * VMM: fixed Windows 2000 guests hangs related to IRQ sharing * VMM: fixed sporadic errors during openSUSE 10.3 installation * VMM: fixed issue with Linux 2.6.23 guests * VMM: fixed issues with Solaris guests * VMM: fixed stability issue related to incorrect relocations * Serial: significantly reduced CPU utilization * Network: fixed issues with FreeBSD guests * Network: added MII support (100MBit detection fix) * Network: improved MAC address handling * Network: added PXE release logging * IDE: large reads from CD could exceed the I/O buffer size * Audio: load ALSA dynamically on Linux (i.e. do not fail when ALSA is not present) * VRDP: support additional RDP clients (!SunRay, !WinConnect, Mac OS X) * VRDP: fixed issues when client color depth is higher than server color depth * VRDP: make PAM authentication service name configurable * VRDP: increased stack size to deal with stack consuming PAM library calls * Additions: various fixes and enhancements to clipboard handling * Windows Additions: fixed issues with Additions on NT 4 guests * Windows Additions: added support for 8-bit video modes * Windows Additions: allow specifying custom resolutions for secondary screens * Windows Additions: several fixes and improvements for !DirectDraw * Windows Additions: improved the mouse filter driver compatibility with other mouse drivers * Linux Additions: several fixes and enhancements to Shared Folders * Linux Additions: added support for X.org Server 1.4 * Shared folders: fixed MS Powerpoint access issues (Linux host) * API: fixed RPC_E_CHANGED_MODE startup error on Windows hosts * API: fixed SMP race condition on Linux hosts * API: fixed stability issues on Windows hosts in low memory conditions '''!VirtualBox 1.5.0''' (released 2007-09-03) * Major: Seamless windows * Major: Virtual serial ports * Major: Support for 64-bit Windows hosts * Major: Intel PXE 2.1 network boot * Major: Guest Additions for IBM OS/2 Warp * GUI: sometimes two mouse cursors were visible when Windows guest additions became active * GUI: added VT-x/AMD-V settings * GUI: disable 'Show log...' menu entry to prevent crash if VM list is empty * GUI: the log window grabbed the keyboard * GUI: fixed error handling if Linux host clipboard initialization fails * GUI: pass the Pause key and the !PrtScrn key to the guest (Linux hosts) * GUI: increased maximum guest RAM to 2 GB (Windows host) * GUI: improved rendering performance (Windows host) * GUI: status lights for USB and shared folders * GUI: properly respect the DISPLAY environment variable * GUI: download Guest Additions from virtualbox.org in case they are not present locally * VRDP: support for multimonitor configurations in Windows guests * VRDP: support for MS RDP6 and MS RDP Mac clients * VRDP: added support for !WinConnect RDP client * VRDP: performance improvements * VRDP: fixed sporadic client disconnects * VBoxManage: never delete existing target during clonevdi * VBoxManage: properly print the size of currently used hard disks * VMM: fixed Xandros Desktop 4.1 hang * VMM: fixed VT-x/AMD-V hang with newer versions of gcc (Linux hosts) * VMM: improved stability of VT-x * VMM: check for disabled AMD-V when detecting support * VMM: fixed AMD-V issue when running OS/2 guests * VMM: fixed application startup regressions (e.g. !VideoReDo) * VMM: fixed regression that broke disk access in OS/2 and OpenBSD guests (possibly much more) * VMM: fixed crashes if memory allocation failed (Linux) * VMM: fixed enabling of Local APIC on AMD hosts (fixed Ubuntu Feisty installation kernel hang during boot) * VMM: fixed XFree86 4.3 (Debian/Sarge) segfaults when switching to text mode * VMM: refuse to start when KVM is active (Linux Host) * VMM: fixed bootup hangs with ReactOS * VMM: fixed out-of-memory errors under certain environments with enough appropriate memory available * API: fixed occasional crashes of the VBoxSVC server during VM shutdown (Linux host) * API: some components were not notified when mounting a CD/DVD * VMDK: improve geometry compatibility with existing VDMK images * IDE/Floppy: optionally make non-available host device non-fatal * IDE: improve emulation accuracy of the IRQ line between master and slave drive * IDE: guest could freeze when unmounting the CD/DVD drive * VGA: several text mode fixes in particular with Windows DOS boxes * USB: fixed some issues with Windows hosts * USB: fixed race condition between udev and USB filters (Linux host) * Shared Folders: reversed network provider order to increase mapping performance (Windows guest) * Shared Folders: browsable from Windows Explorer (Windows guests) * Shared Folders: stability fixes (Windows guest) * Shared Folders: case sensitivity fixes (Windows guest and Linux host) * Audio: fall back to the NULL audio driver if no voice could be opened * NAT: fixed crash * Guest Additions: reworked the shared clipboard for Linux hosts and guests based on user feedback about problems with individual applications * Guest Additions: don't allow to disable mouse pointer integration for Linux guests as an Xorg hardware mouse cursor cannot be turned into a software mouse cursor * Guest Additions: Linux guests shipping Xorg 1.3 (e.g. Fedora 7, Ubuntu Gutsy) are now supported * Guest Additions: added !DirectDraw support to the Windows display driver '''!VirtualBox 1.4.0''' (released 2007-06-06) * General: added support for OS X hosts * General: added support for AMD64 hosts * General: signed all executables and device drivers on Windows * GUI: added user interface for Shared Folders * GUI: added context menu for network adapters * GUI: added VM description field for taking notes * GUI: always restore guest mouse pointer when entering VM window (Windows host) * GUI: added configuration options for clipboard synchronization * GUI: improved keyboard handling on Linux hosts * GUI: added first run wizard * GUI: improved boot device order dialog * GUI: auto-resize did not work after save/restore * GUI: restore original window size when returning from fullscreen mode * GUI: fixed screen update when switching to fullscreen mode * GUI: the size of the VM window was sometimes resetted to 640x480 * GUI: added localizations * GUI: various minor improvements * VBoxManage: added convertdd command * API: automatically start and terminate VBoxSVC on Linux and OS X hosts * VMM: increased startup performance due to lazy memory allocation * VMM: significantly increased maximum guest memory size * VMM: fixed issues with V86 mode * VMM: support V86 extensions (VME) * VMM: support guests with a full GDT * VMM: fixed boot hangs for some Linux kernels * VMM: improved FreeBSD and OpenBSD support * VMM: improved performance of guests that aggressively patch kernel code (very recent Linux 2.6 kernels) * VMM: added workaround for a design flaw in AMD AM2 CPUs where the timestamp counter shows large differences among CPU cores * VMM: fixed Linux guests with `grsecurity` * VMM: fixed issue on 2G/2G Linux kernels (even 1G/3G kernels should work) * VMM: fixed Linux detection of Local APIC on non-Intel and non-AMD CPUs * VMM: timing improvements with high host system loads (VM starvation) * VMM: experimental AMD SVM hardware virtualization support now also handles real and protected mode without paging * VMM: added system time offset parameter to allow for VMs to run in the past or future * VMM: provide an MPS 1.4 table if the IOAPIC is enabled * RDP: allow binding the RDP server to a specific interface * RDP: added support for clipboard synchronization * RDP: fixed problems with OS X RDP client * RDP: added support for multiple simultaneous connections to one VM * RDP: added support for MS RDP6 clients (Vista) * Storage: experimental support for VMDK images (writethrough mode only, no snapshots yet) * Storage: raw host disk support, including individual partitions * IDE: improve CHS geometry detection * IDE: fixed problem that only one VM could open an immutable image * NAT: allow more than one card configured for NAT networking * NAT: pass first entry in DNS search list (Linux host) or primary DNS suffix (Windows host) as domain name in DHCP * NAT: support UDP broadcasts, which enables using Windows shares * NAT: only warn if the name server could not be determined, no fatal error anymore * NAT: fix a potential problem with incorrect memory allocation * Internal Networking: fixed issue on Windows hosts * Host Interface Networking: fixed sporadic crashes on interface creation/destruction (Windows host) * Host Interface Networking: reworked TAP handling for Linux 2.6.18+ compatibility * PXE: show error for unsupported V86 case * PXE: small fix for parsing PXE menu entry without boot server IP * Network: fixed network card hang after save/restore * USB: Rewrote Windows USB handling without the need for a filter driver * USB: Possible to steal arbitrary devices in Windows * Serial: added serial ports with support for named pipes (local domain sockets) on the host * Audio: fixed problem with ALSA on Linux before 2.6.18 blocking other ALSA clients on the system * Audio: fixed problem with ALSA on AMD64 hosts * Input: fixed PS/2 mouse detection in Win 3.x guests * Shared Folders: fixed VM save/restore behaviour * Shared Folders: functionality and stability fixes * Shared Folders: allow non admin users to map folders * Additions: added clipboard synchronization * Windows Additions: fixed dynamic resolution changes after save/restore * Windows Additions: added AMD PCNet driver for Windows Vista guests (with kind permission from AMD) * Linux Additions: fixed a dependency problem which caused the vboxadd kernel module sometimes start after the X server * Linux Additions: make VBox version visible in Linux modules with modinfo * Linux Additions: make X11 guest video driver accept arbitrary X resolutions * Linux Additions: make X11 setup work if /tmp uses a separate file system * Linux Additions: better support unknown distributions * Linux Installer: force a non-executable stack for all binaries and shared libraries * Linux Installer: make it work on SELinux-enabled systems * Linux Installer: ship VBoxTunctl '''!VirtualBox 1.3.8''' (released 2007-03-14) * Windows installer: fixed installation problem if UAC is active * Linux installer: added RPM for rhel4 and Mandriva 2007.1 * Linux installer: remove any old vboxdrv modules in /lib/modules/*/misc * Linux installer: many small improvements for .deb and .rpm packages * Linux installer: improved setup of kernel module * GUI: Host-Fn sends Ctrl-Alt-Fn to the guest (Linux guest VT switch) * GUI: fixed setting for Internal Networking * GUI: show correct audio backend on Windows (dsound) * GUI: improved error messages if the kernel module is not accessible * GUI: never fail to start the GUI if the kernel module is not accessible * VMM: fixed occasional crashes when shutting down Windows TAP device * VMM: fixed issues with IBM's 1.4.2 JVM in Linux guests * RDP: fixed color encoding with 24bpp * BIOS: zero main memory on reboot * BIOS: added release logging * USB: fixed parsing of certain devices to prevent VBoxSVC crashes * USB: properly wakeup suspended ports * USB: fixed a problem with unplugged USB devices during suspend * Audio: fixed crashes on Vista hosts * NAT: allow configuration of incoming connections (aka port mapping) * Network: hard reset network device on reboot * iSCSI: fixed a hang of unpaused VMs accessing unresponsive iSCSI disks * Linux Additions: support Xorg 7.2.x * Linux Additions: fixed default video mode if all other modes are invalid * Linux Additions: set default DPI to 100,100 * Linux Additions: fixed initialization of video driver on X server reset '''!VirtualBox 1.3.6''' (released 2007-02-20) * Windows installer: perform installation for all users instead of just the current user (old behavior still available) * Linux installer: fixed license display to not block installation * Linux installer: added RPM for openSUSE 10.2 * GUI: fixed problems with several keyboard layouts on Linux hosts * GUI: added online help on Linux hosts (using kchmviewer) * GUI: fixed handle leak on Windows hosts * Graphics: increased VRAM limit to 128MB * BIOS: fixed CD/DVD-ROM detection in Windows Vista guests * VMM: fixed incompatibility with OpenBSD 4.0 * VDI: fixed issues with snapshot merging * Network: fixed incompatibility between Vista UAC and Host Interface Networking * Network: fixed issues with Windows NT 4.0 guests * Audio: fixed problem with ALSA on Linux before 2.6.18 causing system reboots * RDP: added support for MS RDP 6.0 clients * RDP: fixed issue with PAM authentication on certain distributions * RDP: fixed sporadic disconnects with MS RDP clients * RDP: fixed memory leak * iSCSI: improved behavior when pausing a VM with iSCSI connections * iSCSI: improved read timeout handling '''!VirtualBox 1.3.4''' (released 2007-02-12) * General: fixed unresolved symbol issue on Windows 2000 hosts * General: added warnings at !VirtualBox startup when there is no valid Linux kernel module * General: fixed problem with unrecognized host CDROM/DVD drives on Linux * General: fixed compatibility issue with SELinux * GUI: improved USB user interface, easier filter definitions, menu to directly attach specific devices * GUI: added VM settings options for VRDP * GUI: fixed GDI handle leak on Windows hosts * GUI: worked around issue in the Metacity window manager (GNOME) leading to unmovable VM windows * GUI: show an information dialog before entering fullscreen mode about how to get back * GUI: several fixes and improvements * VMM: fixed occasional crashes when shutting down a Windows guest * VMM: fixed crash while loading Xorg on openSUSE 10.2 * VMM: fixed problems with OpenBSD 3.9 and 4.0 * VMM: fixed crash while loading XFree86 in SUSE 9.1 * VMM: fixed Debian 3.1 (Sarge) installation problem (network failure) * VMM: fixed crash during SUSE 10.2 installation * VMM: fixed crash during Ubuntu 7.04 RC boot * VMM: fixed crash during ThinClientOS (Linux 2.4.33) bootup * ATA/IDE: pause VM when host disk is full and display message * ATA/IDE: fixed incompatibility with !OpenSolaris 10 * VDI containers: do not allocate blocks when guest only writes zeros to it (size optimization when zeroing freespace prior to compacting) * CDROM/DVD: fixed media recognition by Linux guests * Network: corrected reporting of physical interfaces (fixes Linux guest warnings) * Network: fixed IRQ conflict causing occasional major slowdowns with XP guests * Network: significantly improved send performance * Audio: added mixer support to the AC'97 codec (master volume only) * Audio: added support for ALSA on Linux (native, no OSS emulation) * iSCSI: improved LUN handling * iSCSI: fixed hang due to packet overflow * iSCSI: pause VM on iSCSI connection loss * Linux module: never fail unloading the module (blocks Ubuntu/Debian uninstall) * Linux module: improved compatibility with NMI watchdog enabled * Windows Additions: fixed hardware mouse pointer with Windows 2003 Server guests * Linux Additions: compile everything from sources instead of using precompiled objects * Linux Additions: better compatibility with older glibc versions * Linux Additions: when uninstalling, only delete the files we put there during installation, don't remove the directory recursively to prevent unwanted data loss * Linux Installer: added support for Slackware * Linux Additions: added support for Linux 2.4.28 to 2.4.34 * RDP: fixed sporadic disconnects with MS RDP clients * RDP: fixed race condition during resolution resize leading to rare crashes '''!VirtualBox 1.3.2''' (released 2007-01-15) * first public version