VirtualBox

Changelog for VirtualBox 5.0

This page lists all changes of the VirtualBox 5.0 releases.
All branches: 5.0 · 4.3 · 4.2 · 4.1 · 4.0 · 3.2 · 3.1 · 3.0 · 2.2 · 2.1 · 2.0 · 1.6

VirtualBox 5.0.14 (released 2016-01-19)

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

  • GUI: properly limit the number of VCPUs to the number of physical cores on Mac OS X (bug #15018)
  • Audio: fixed a bug which prevented loading a saved state of a saved guests with HDA emulation (5.0.12 regression; bug #14981)
  • Audio: don't crash if the backend is unable to initialize (bug #14960)
  • Audio: fixed audio capture on Mac OS X (bug #14386)
  • Storage: fixed a possible crash when attaching the same ISO image multiple times to the same VM (bug #14951)
  • BIOS: properly report if two floppy drives are attached
  • USB: fixed a problem with filters which would not capture the device under certain circumstances (5.0.10 regression; bug #15042)
  • ExtPack: black-list Extension Packs older than 4.3.30 due to incompatible changes not being properly handled in the past
  • Windows hosts: fixed a regression which caused robocopy to fail (bug #14958)
  • Linux hosts: properly create the /sbin/rcvboxdrv symbolic link (5.0.12 regression; bug #14989)
  • Mac OS X hosts: several fixes for USB on El Capitan (bug #14677)
  • Linux Additions: fixes for Linux 4.5 (bug #15032)

VirtualBox 5.0.12 (released 2015-12-18)

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

  • GUI: fixed wrong scrolling behaviour in the VM selector window when a VM item is dragged out of the chooser-pane area
  • GUI: fixed the validation of IPv6 port-forwarding rules
  • GUI: suppress the first-run wizard if a CD/DVD medium is inserted using the selector UI
  • GUI: fixed the Ctrl+Break key sequence scan codes (bug #14927)
  • GUI: improved handling of text selection mouse pointer (bug #750)
  • Host services: fixed a crash during VM shutdown under rare conditions (5.0.6 regression; bug #14841)
  • Shared folders: fixed a sharing violation if a file is opened to check the attributes (Windows hosts only; bug #14450)
  • Webcam: passthrough fix for certain devices (Mac OS X hosts only)
  • XHCI: fixed broken emulation if software virtualization is used
  • XHCI: several fixes
  • 3D: fixed state handling under certain conditions (bug #13487)
  • Audio: several fixes
  • BIOS: added LBA64 support for being able to boot from huge hard disks (bug #7415)
  • EFI: fix for Windows 10 guests
  • ExtPack: before installing an Extension Pack check if there are VMs running to prevent file system locking issues
  • rdesktop-vrdp: source code tarball fixes
  • Windows hosts: fixed hang when using VBoxAuthSimple library for VRDP external authentication (bug #14931)
  • Windows hosts: fixed a regression which prevented it to attach to a physical network adapter having TCP/IP disabled (bug #14578)
  • Windows hosts: fixed a regression which caused multi-port adapters to be shown as a single adapter (bugs #14558, #14622)
  • Windows hosts: fixed a regression which caused created host-only adapters to not appear in the list (bug #14437)
  • Windows hosts: fixed host-only adapter creation issues related to Windows 10 (bugs #14040, #14545)
  • Linux hosts: .desktop file compatibility issue (bug #14808)
  • Linux hosts / guests: fixes for RHEL 7.2 (bug #14866)
  • Linux hosts: The command for recompiling the host kernel modules was changed again, to /sbin/rcvboxdrv setup (bug #14723)
  • Linux hosts: some fixes for PCI passthrough (still highly experimental)
  • Linux/Mac OS X hosts: fixed a VM hang during startup under certain circumstances (bug #14933)
  • Solaris hosts: added Python 2.7 bindings
  • Mac OS X hosts: fixed a possible crash when the default input or output audio device changes
  • Mac OS X hosts: fixed a panic under certain conditions
  • Linux Additions: prevent the compiler from doing dead-code elemination on vital code in guest / host communication (bug #14497)
  • Linux Additions: when mounting a shared folder, explicitly pass the share name so that /proc/mounts contains this name instead of 'none'
  • Linux Additions: workaround for a systemd problem in conjunction with SELinux which prevented to properly enable the 'vboxadd' service during while upgrading the Additions

VirtualBox 5.0.10 (released 2015-11-10)

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

  • VMM: improved support for certain Intel Atom CPUs (bug #14773)
  • VMM: system register emulation fix (5.0 regression; bug #14515)
  • GUI: fixed immediate screenshot issue (bug #14108)
  • GUI: fixed another 3D overlay window reparenting issue when the VM is switched to fullscreen mode on X11 hosts
  • GUI: fixed help index (bug #14722)
  • GUI: fixed state synchronization issue in the VM manager window when VM was paused from its runtime window
  • Audio: fixed suspending/resuming audio streams on VM pause/unpause (bug #14784)
  • Audio: properly reset AC97 audio streams, otherwise there is silence until a non-48 kHz stream is played
  • Audio: fixed a small emulation quirk of the AD1980 codec of the HDA device to make recent linux guests work (bug #14653)
  • USB: serveral fixes for the xHCI controller
  • USB: fixed a crash under certain conditions on hosts with Linux kernels older than version 3.3
  • USB: better identification of certain USB devices
  • NAT: support TCP in DNS proxy (bug #14736)
  • NAT Network: fixed sporadic crashes on Windows hosts (bug #13899)
  • API: when creating differencing images (e.g. as part of a snapshot or cloning a VM) use the same disk image variant as the parent image if possible, which means that e.g. a diff image for a VMDK image split into 2 GB files will also be split (bug #14764)
  • API: event queue handling fixes preventing loss of certain events at runtime (e.g. new webcam attached), particularly important on Mac OS X hosts
  • Webcam: passthrough fix for certain devices (Windows hosts only)
  • VBoxManage: don't crash on snapshot restorecurrent / edit if the VM has no snapshots
  • VBoxManage: don't crash on controlvm addencpassword (bug #14729)
  • Mac OS X hosts: use the correct kernel on certain hosts
  • Windows hosts: fixed VRDP external authentication
  • Windows hosts: allow to use a shared folder path with extended-length path prefix (5.0 regression; bug #14651)
  • Windows hosts: fix a crash in the netfilter host driver under certain conditions (bug #14799)
  • Windows host installer: documented and fixed public properties which can be used to control the installation to some extent
  • Windows host installer: fixed not starting the actual installation when showing the version information or help dialogs
  • X11 Additions: added basic support for X.Org Server 1.18 (3D requires additional fixes)

VirtualBox 5.0.8 (released 2015-10-20)

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

  • GUI: Mac OS X: Restore green zoom button for VM windows (it was hidden in the previous release to avoid native full-screen issues). For Yosemite and El Capitan this button should work accordingly to the Apple HIG: Full-screen by default, maximize if the user holds the Option key.
  • Serial ports: fixed wrong IRQ number for the first serial port in the ACPI tables (5.0.6 regression; bug #14659)
  • API: fixed a 5.0 regression in VBoxManage setproperty defaultfrontend (bug #14696)
  • VBoxManage/vbox-img: conversion to RAW images could result in a disk image containing all zeroes
  • Linux hosts: several fixes for systemd integration in .deb / .rpm packages (e.g. bug #14665). The command for recompiling the host kernel modules was changed to /sbin/vboxconfig
  • Linux hosts: make host-only interfaces report operstate UP only when they have VMs attached (bug #14526)
  • Mac OS X hosts: fix bpf capture and accounting of traffic on bridged and host-only interfaces (bug #14553)
  • Windows guests: fixed 3D rendering issues on high resolution displays
  • Windows Additions: fixed problems with 3D acceleration on Windows hosts with Intel HD graphics (bug #14670)
  • Linux Additions: fix service starting on Debian systems with systemd installed but not in use (bug #14683)

VirtualBox 5.0.6 (released 2015-10-02)

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

  • GUI: the update check now uses the HTTP system proxy settings by default
  • GUI: About dialog improvements. Copyable version text, do not close dialog on mouse-clicks and focus losing, explicit close button at the bottom of dialog and disabled close button fix on OS X. (bugs #9912, #12749)
  • GUI: fixed bug when re-assigning shortcuts (bug #14565)
  • GUI: fixed default focus button in message-box dialogs (bug #14486)
  • GUI: fixed settings dialog which is opened if the network settings need to be changed at VM startup (5.0.0 regression; bug #14601)
  • GUI: fixed crash during VM start if an early error message needs to be shown, for example Linux kernel modules not present (bug #14646)
  • Bridged Networking: fixed handling of guest DHCP requests without UDP checksum when bridging to a wireless interface (bug #14615)
  • Audio: latency fixes (Windows hosts only; bug #4088)
  • Guest Control: correctly set USERNAME and USERPROFILE environment variables (Windows guests only)
  • Guest Control: several fixes
  • API: properly restore NAT port forwarding rules when reverting to a snapshot
  • Parallel ports: Several fixes allowing to enable two parallel ports for a VM
  • VBoxManage: fixed wrong output of debugvm show command
  • VBoxManage: fixed hang when specifying logging groups with debugvm log starting with h, for example hex
  • Windows hosts: renamed VBoxStartup.log to VBoxHardening.log and provide this log file in the GUI log viewer
  • Windows hosts: fixed a small memory leak in the Windows host interface driver (VBoxNetAdp) which caused a BSOD if the driver verifier is enabled (bug #14562)
  • Windows hosts: fixed a failure to start VMs on hosts where dsound.dll is not available (bug #14574)
  • Windows hosts: another fix for VERR_LDR_MISMATCH_NATIVE errors (bug #14579)
  • Windows hosts: fixed host-to-guest communication with bridged networking (bugs #14326, #14457)
  • Windows hosts: fixed broken data receiving from the serial device with the named pipe backend if Kaspersky AV is installed
  • Linux hosts: Linux 4.3 compile fixes
  • Linux hosts: installer fix for certain systems (bug #14627)
  • Linux hosts / guests: native systemd support for the host/guest installer scripts. The scripts for re-compiling the kernel modules are now located at /sbin/rcvboxdrv (host) and /sbin/rcvboxadd (Guest Additions)
  • Mac OS X hosts: GUI-related fixes for El Capitan
  • Mac OS X hosts: fixed a problem with capturing USB devices under El Capitan
  • Mac OS X hosts: allow colon character on shared folders (bug #14554)
  • Linux Additions: properly set the VBoxService process ID in the PID file (bug #14571)
  • Linux Additions: Guest Control fixes (bug #14573)
  • Windows Additions: fixed shutting down VBoxTray when running with older VirtualBox host versions
  • Windows Additions: fixed video playback with VLC and Windows Media Player when the WDDM driver is used and 3D is not used
  • Windows Additions: prevent a possible VLC crash when the WDDM driver is used and 3D is enabled by implementing YV12 surfaces

VirtualBox 5.0.4 (released 2015-09-08)

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

  • VMM: fixed an issue with Windows 10 guest kernel debugging over the network for Hyper-V paravirtualized VMs
  • VMM: fixed a bug which prevented reading the saved state of the 'PATM' unit from VirtualBox 4.3.x (bug #14512)
  • GUI: changed default OS type for Windows from Windows XP to Windows 7
  • GUI: added another pre-defined guest screen resolution (bug #14384)
  • GUI: fixed update check which was broken due to changing the location of the root certificates (bug #13096)
  • GUI: fixed issues with synchronization of Caps lock / Num lock / Scroll lock on Windows hosts (bug #14302)
  • GUI: don't crash during VM shutdown if 2D video acceleration and 3D support are enabled (Mac OS X hosts only)
  • GUI: several seamless fixes for certain X11 window managers, also when used in multi-screen setups
  • GUI: Log window size, position and cursor-position fixes
  • Audio: fixed playing leftover/deprecated audio samples
  • Audio: fixed playing audio after suspending the host (5.0 regression; Linux hosts using the ALSA backend)
  • Audio: fixed playing short audio samples which were chopped off formerly
  • Audio: fixed distortions on OS X when the sample rate of the guest stream and host device don't match
  • Storage: fixed raw disk access and flat VMDK image access which would be always opened readonly (5.0.2 regression; bugs #14425, #14461)
  • Storage: fixed initial encryption of VDI images after they were compacted (bug #14496)
  • VGA: fix for certain graphics modes (bug #14516)
  • NAT: don't freeze while the VM is paused if the network attachment mode is changed from/to NAT with activated port forwarding
  • OVF: fixed duplicate USB controller entries in exported OVA/OVF (bug #14462)
  • Shared Folders: fixed a path separator issue (bug #14434)
  • Drag and drop: fixed crashes on OS X hosts when doing host-to-guest transfers
  • VBoxManage: another attempt to not deny changing the network adapter type at VM runtime (5.0 regression; bug #14308)
  • VBoxManage: fixed broken guestcontrol <VM-Name> list command (5.0 regression)
  • VBoxManage: fixed broken Guest Control stdout/stderr output (5.0 regression)
  • Mac OS X hosts: fixed remaining problems with activated SMAP (Broadwell and later; bug #14412)
  • Mac OS X hosts: fixed broken 3D support (5.0.2 regression; bug #14476)
  • Linux hosts: Linux 4.2 fix
  • Linux hosts: don't crash on older Linux distributions if the DBus service isn't running (bug #14543)
  • Windows hosts: fixed the VERR_LDR_MISMATCH_NATIVE error message (bug #14420)
  • Windows hosts: fix for Windows 10 build 10525 and later (bug #14502)
  • Windows hosts: fixed network adapter enumeration on Windows 10 (bug #14437)
  • Windows hosts: prevent intermittent host network disconnects during VM start/shutdown with bridged networking (bug #14500)
  • Windows Additions: fixed the call to the memory allocation function (bug #14415)
  • Linux Additions: be more forgiving if the compilation of the vboxvideo module fails (bug #14547)
  • X11 Additions: fixed a number of small issues with dynamic resizing and full-screen and seamless modes.

VirtualBox 5.0.2 (released 2015-08-13)

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

  • VMM: added support for guest crash report MSRs with Hyper-V paravirtualization
  • VMM: fixed an issue causing artifically high load averages on Linux hosts
  • VMM: fixed a kernel panic with thread-context hooks caused by incompatible changes made to Linux 4.2 kernels
  • VMM: fixed a saved state issue with VT-x/AMD-V disabled (5.0 regression; bug #14304)
  • VMM: fixed VERR_SUPDRV_TSC_DELTA_MEASUREMENT_FAILED Guru Meditations on certain AMD CPUs (5.0 regression; bug #14370)
  • VMM: fixed a crash while creating a guest core dumps via the VM debug facility (5.0 regression)
  • VMM: This release has AVX2 passthrough disabled on every host and AVX passthrough disabled for 64-bit VMs on 32-bit hosts. This will be properly fixed in a future 5.0.x maintenance release (see e.g. bug #14262).
  • GUI: fixed rare hang and crash on VM shutdown/poweroff
  • GUI: X11: fixed few crashes caused by the Qt alien widgets feature
  • GUI: X11: fixed various mini-toolbar geometry quirks like positioning, z-order, transiency issues on certain window managers (bug #14257)
  • GUI: X11: fixed mini-toolbar minimize button issue under certain window managers (bug #14284)
  • GUI: VM menu actions availability should now be properly updated on full-screen/seamless/scaled mode switches
  • GUI: disk encryption password validation should be performed when user confirmed the password, not after each entered symbol
  • GUI: do not change the VM/group selection in the VM Manager to the newly created VM if it was created by another client (e.g. VBoxManage)
  • GUI: Mac OS X: do not treat 'almost maximized' VM windows as 'maximized', watch for the strict window geometry instead
  • GUI: improve the quality in scaled mode under some circumstances (5.0 regression; bug #14303)
  • VBoxManage: do not deny changing the network adapter type at VM runtime (5.0 regression; bug #14308)
  • VRDP: allow Windows 10 RDP clients (bug #14216)
  • Audio: fix a possible crash on VM process termination (5.0 regression)
  • Storage: improved raw disk access on OS X by unmounting any accessed volume before first use and prevent any mount attempt by the host (bug #14219)
  • 3D: basic support for saving/restoring display lists
  • Drag and drop: fixed guest to host transfers on OS X hosts
  • Drag and drop: fixed memory leak on Windows guests
  • Shared Folders: fixed a problem with accessing CIFS shares (bug #14252)
  • Shared Folders: improved path conversion between hosts and guests with different path separators (bug #14153)
  • API: skip resetting of immutable media when the VM in saved state is started (bug #13957)
  • API: fixed method for setting medium IDs which used zero (invalid) UUIDs instead random (valid) UUIDs if no UUIDs were passed (bug #14350)
  • API: for Windows host fix detection of API client crashes which have a session open
  • OVF: properly export all VBox features including the setting for paravirtualization (bug #14390)
  • Mac OS X hosts: El Capitan USB fixes
  • Windows hosts: fixed crash when opening Windows dialogs from the VM process on Windows 10 (bug #14351)
  • Windows hosts: fixed host-only adapter creation issues on Windows 10 (bug #14040)
  • Windows hosts: fixed audio on Windows 10 (bug #14432)
  • Linux hosts: more fixes for activated SMAP on Linux 3.19 and newer (Broadwell and later; bug #13961)
  • Linux hosts: check then name space before attaching to a host network interface (bug #13795)
  • Linux Additions: Linux 4.2 fixes (bug #14227)
  • Linux Additions: improved the performance of stat() to speed up certain file operations on shared folders
  • Windows Additions: fixed a potential crash in the WDDM driver with Windows 10 (bug #14190)
  • Solaris Additions: added support for X.Org Server 1.17
  • X11 Additions: various seamless mode fixes, including invisible windows under LXDE.

VirtualBox 5.0 (released 2015-07-09)

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

  • Paravirtualization support for Windows and Linux guests to improve time-keeping accuracy and performance (see the manual for more information)
  • Make more instruction set extensions available to the guest when running with hardware-assisted virtualization and nested paging. Among others this includes: SSE 4.1, SSE4.2, AVX, AVX-2, AES-NI, POPCNT, RDRAND and RDSEED
  • xHCI Controller to support USB 3 devices (see the manual for more information)
  • Drag and drop support (bidirectional) for Windows, Linux and Solaris guests
  • Disk image encryption (see the manual for more information)
  • VMs can now be started in separate mode. The VM process is started headless while the frontend runs as a separate process which can be terminated without stopping the VM.
  • GUI: VM guest-content scaling support (including 3D acceleration)
  • GUI: New User Interface settings page for customizing status-bar, menu-bar and guest-content scaling
  • GUI: New Encryption settings tab for customizing encryption options for disk images
  • GUI: HiDPI support including application icons and optional unscaled HiDPI output on Mac OS X (including 3D acceleration)
  • GUI: Hotplugging support for SATA disks
  • New, modular audio architecture for providing a better abstraction of the host audio backends
  • Support for the NDIS6 networking framework on Windows (default on Vista and later)

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

  • VMM: improved timing on Solaris hosts with older VT-x hosts without preemption timers
  • VMM: further improvements for TSC frequency measurements and guest timekeeping
  • VMM: debug facility now includes the guest CPU's FPU/SSE/extended state in the core dump
  • VMM: fixed a hang under rare conditions on 32-bit hosts
  • VMM: several fixes
  • GUI: improved HID LEDs synchronization for Mac and Windows hosts. The physical LEDs state now restored together with the VM state.
  • GUI: take the guest screen aspect ratio into account for the preview window
  • GUI: provide direct access to storage media in the VM selector
  • GUI: allow to save the VM state from the selector even if the VM is already paused
  • 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
  • VBoxManage: now supports renaming storage controllers and USB controllers
  • Guest Control: major overhaul, for example fixing wrong parameter quoting (bug #13157)
  • USB: added USB traffic capturing (see the manual for more information)
  • Made resizing X11 guests work more reliably
  • 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 config corruption
  • API: mark VM configs with snapshots but without current snapshot as inaccessible, as this combination is nonsense
  • API: fix 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)
  • API: fix crashes in Java API clients using the XPCOM binding, happened with output parameters only (bug #11232)
  • API: a number of settings (e.g. network settings) can now also be changed when the VM is in saved state
  • API: fixed incorrect resuming of VMs on host-resume unless they were previously paused due to a host-suspend
  • API: don't lose the saved state and "current state changed" flag during cloning of a VM
  • API: OS type description consistency fix (bug #14162)
  • VBoxSVC: don't keep the support driver permanently open
  • Main/Properties: properly drop transient guest properties when the VM is powered off
  • VRDP: fixed a couple of races which may cause a crash during VM poweroff
  • ExtPack: don't fail if the TMP directory contains non-latin1 characters (bug #14159)
  • 3D: fix potential race in which might cause a crash on VM termination
  • 3D: fixed a possible memory leak in the host service
  • Serial: new TCP/IP backend (see the manual for more information)
  • Storage: added USB mass storage device class (see the manual for more information)
  • Storage: added vbox-img standalone tool for direct manipulation of virtual hard disk images without VBoxManage
  • Storage: fixed crash as a result of I/O errors in certain conditions (bug #13105)
  • NAT: fixed several potential crashes
  • NAT: don't forcibly reset/drop all connections when the link goes down
  • Netsniffer: properly handle changing of the trace file name at VM runtime
  • Audio: fixed audio output and input when changing the default audio device more than once on OS X
  • Audio: fixed audio input on OS X under certain circumstances
  • ICH9: fixed the interrupt disable logic for MSI interrupts; should fix old Linux guests with AHCI
  • USB: improve playback with USB sound devices attached to the emulated OHCI controller
  • Audio: provide Linux guests a different AC97 audio codec type so Linux ALSA does not mis-detect the link speed (default for new VMs)
  • BIOS: fix for booting from SCSI CD/DVD media
  • BIOS: fix for reads partially beyond end of disk (bug #14021)
  • VRDP: fixed listening for IPv6 on some systems (bug #14038)
  • rdesktop-vrdp: upgraded to version 1.8.3
  • Linux hosts: fixed a bug which made the netfilter driver ignore certain events (bug #12264)
  • Mac OS X hosts: El Capitan fixes (bugs #14392, #14433)
  • Mac OS X hosts: fixed a bug which might trigger a host kernel panic if a VM is started and another hypervisor is active
  • Solaris hosts: installer fix for very recent versions of Solaris
  • Guest Additions: added a heartbeat service (see the manual for more information)
  • Linux hosts / guests: support for Linux distributions using systemd without sysv emulation (e.g. ArchLinux)
  • Windows Additions/WDDM: improved video memory utilization and allow more/bigger guest screens with large resolutions (including HiDPI)
  • Linux Additions: added -s parameter to mount.vboxsf to be sloppy with invalid parameters
  • X11 Additions: fixed wrong DPI value (bug #14151)
  • Mac OS X guests: limit the CPU family for legacy guests
  • Solaris Additions: added quiesce support to co-operate with Solaris' fast-reboot feature

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