6.1.18
- Nested VM: Fixed hangs when executing SMP nested-guests under certain conditions on Intel hosts (bug #19315, #19561)
- OCI integration: Cloud Instance parameters parsing is improved on import (bug #19156)
- Network: UDP checksum offloading in e1000 no longer produces zero checksums (bug #19930)
- Network: Fixed Host-Only Ethernet Adapter DHCP, guest os can not get IP on host resume (bug #19620)
- NAT: Fixed mss parameter handing (bug #15256)
- macOS host: Multiple optimizations for BigSur
- Audio: Fixed issues with audio playback after host goes to sleep (bug #18594)
- Documentation: Some content touch-up and table formatting fixes
- Linux host and guest: Support kernel version 5.10 (bug #20055)
- Solaris host: Fix regression breaking VGA text mode since version 6.1.0
- Guest Additions: Fixed a build failure affecting CentOS 8.2-2004 and later (bug #20091)
- Guest Additions: Fixed a build failure affecting Linux kernels 3.2.0 through 3.2.50 (bug #20006)
- Guest Additions: Fixed a VM segfault on copy with shared clipboard with X11 (bug #19226)
- Shared Folder: Fixed error with remounting on Linux guests
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6.1.16
- VMM: Fixed random memory corruption and XMM register state corruption inside the VM when Hyper-V is used (bug #19695)
- VMM: Fixed VMSVGA 3D support with Linux guests when Hyper-V is used (bug #19884)
- GUI: Fixed some Qt related crashes on macOS Big Sur
- Oracle Cloud Infrastructure integration: Fixed network integration not working behind some proxies
- USB: Mask out remote wake capability to avoid unresponsive devices
- Audio: Fixed issues with audio playback after host goes to sleep (bug #18594)
- Serial: Keep transferring data if the status line monitoring fails
- Serial: Fixed blocking a re-connect when TCP mode is used (bug #19878)
- HPET: Fixed inability of guests to use the last timer
- VBoxManage: Fixed detection of system locale when running 'VBoxManage unattended install' without --locale (bug #19856)
- macOS host: Installer on Big Sur is now reminding user that system has to be rebooted to load the installed KEXTs
- Linux host and guest: Support kernel version 5.9 (bug #19845)
- Linux guest: Workaround to improve resizing of 32-bit VMs with VMSVGA graphics controller, and do not try to use RandR version 1.3 due to bugs causing the X server to hang
- Linux guest: Fixed VBoxService crashing in the CPU hot-plug service under certain circumstances during a CPU hot-unplug event (bugs #19902 and #19903)
- Linux guest: Fixed Guest additions build for RHEL 8.3 beta (bug #19863)
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6.1.14
- GUI: Fixes file name changes in the File location field when creating Virtual Hard Disk (bug #19286)
- VMM: Fixed running VMs which failed to start with VERR_NEM_MISSING_KERNEL_API_2 when Hyper-V is used (bug #19779 and #19804)
- Audio: fix regression in HDA emulation introduced in 6.1.0
- macOS host: Fixed webcam passthrough and audio input on Mojave and newer by requesting authorization from the user (bug #19758)
- macOS host: VBoxHeadless no longer able to start VMs (6.1.4/6.0.18 regression; bug #19706)
- Windows host: Fixes in serial port implementation
- Shared Clipboard: Fixed a potential crash when copying HTML data (6.1.2 regression; bug #19226)
- Linux host and guest: Linux kernel version 5.8 support
- EFI: Fixed reading ISO9660 filesystems on attached media (6.1.0 regression; bug #19682)
- EFI: Support booting from drives attached to the LsiLogic SCSI and SAS controller emulations
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6.1.12
- UI: Fixes for Log-Viewer search-backward icon
- Devices: Fixes and improvements for the BusLogic SCSI controller emulation
- Serial Port: Regression fixes in FIFO data handling
- Oracle Cloud Infrastructure integration: Experimental new type of network attachment, allowing local VM to act as if it was run in cloud
- API: improved resource management in the guest control functionality
- VBoxManage: fixed command option parsing for the "snapshot edit" sub-command
- VBoxManage: Fix crash of 'VBoxManage internalcommands repairhd' when processing invalid input (bug #19579)
- Guest Additions, 3D: New experimental GLX graphics output
- Guest Additions, 3D: Fixed releasing texture objects, which could cause guest crashes
- Guest Additions: Fixed writes to a file on a shared folder not being reflected on the host when the file is mmap'ed and the used Linux kernel is between version 4.10.0 and 4.11.x
- Guest Additions: Fixed the shared folder driver on 32bit Windows 8 and newer returning an error when flushing writes to a file which is mapped into memory under rare circumstances
- Guest Additions: Improve resize coverage for VMSVGA graphics controller
- Guest Additions: Fix issues detecting guest additions ISO at runtime
- Guest Additions: Fixed German translation encoding for Windows GA installer
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6.1.10
- GUI: Fixed crash when using Qt on Xwayland sessions (bug #19583)
- GUI: Fixed mouse pointer doesn't work properly in Windows guests when scaling is on (bug #19597)
- VBoxManage: Fixed crash of 'VBoxManage internalcommands repairhd' when processing invalid input (bug #19579)
- Settings: disable audio input and audio output by default for new VMs (bug #19527)
- Guest Additions: Fixed resizing and multi monitor handling for Wayland guests. (bug #19496)
- Guest Additions: Fixed VBoxClient error: The parent session seems to be non-X11. (bug #19590)
- Linux host and guest: Linux kernel version 5.7 support. (bug #19516)
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6.1.8
- GUI: Fix several layout and mouse position handling bugs with soft keyboard
- GUI: Fixed crash on last VM removed (6.1.4 regression; bug #19568, #19525, #19506, #19490, #19481, #19397)
- GUI and API: Allow renaming VMs which are in saved state
- Serial: Fixed slow guest output when using the TCP server mode without anyone being connected
- Guest Additions: Restored 'VBoxClient--checkhostversion' functionality (6.1.0 regression; bug #19470)
- Guest Additions: Fixed resizing and multi monitor handling for X11 guests. (6.1.0 regression; bug #19496)
- Guest Additions: Build problems fix with Oracle Linux 8.2 (Red Hat compatible kernel) / Red Hat Enterprise Linux 8.2 / CentOS 8.2 (bug #19391)
- Guest Control/VBoxManage: Fixed handling of multiple environment variables supplied to 'VBoxManage guestcontrol VM run' (6.1.6/6.0.20 regression; bug #19518)
- Guest Control: Implemented support for long(er) command lines
- Guest Control: Various stability improvements
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6.1.6
- GUI: Multiple enhancements including visual elements updates
- Graphics: Fixed multi-monitor handling bugs on X11 guests with VMSVGA graphics adapter
- Graphics: Enhancements in 2D and 3D acceleration and rendering
- USB: Multiple enhancements improving prformance and stability
- Serial port: Improve error handling and fix hang when host port disappears
- VBoxManage: Multiple fixes for guestcontrol operations
- API: Fix for exception handling bug in Python bindings
- Shared clipboard: Multiple fixes including possible crash and HTML data support
- Linux host and guest: Support Linux kernel 5.6 (bug #19312)
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6.1.4
- Virtualization core: Fixed a rare issue with ICEBP instruction causing guru meditations on Intel hosts (6.1.0 regression; bug #19171)
- Virtualization core: Fixed macOS Catalina guests failing to boot after upgrading to 10.15.2 onwards (bug #19188)
- GUI: recent NLS integration and bug fixes for GUI and Qt translation tags
- USB: Fix isochronous transfers to the VM for xHCI
- Serial: Fix buffer handling, avoiding receiving stale data when the receive queue is flushed (bug #18671)
- Serial: Improve host serial port passthrough handling on Windows host
- VBoxManage: Restore old --clipboard option for modifyvm command
- macOS host: Use hardened runtime and request the needed entitlements, meeting latest notarization rules which also required moving VirtualBoxVM executable
- macOS host: Update osxfuse to v3.10.4
- Windows host: Update Italian translation of installer
- Windows host: Improve shared folder compatibility with POSIX append semantic (bug #19003)
- Windows host: Restore the ability to run VMs through Hyper-V, at the expense of performance
- Linux guest: Support Linux 5.5 (bug #19145)
- Linux guest: Shared folder fix for loopback mounting of images
- BIOS: Always report non-ATA disks as ready
- BIOS: Report EFI support through DMI table (bug 19144)
- VGA BIOS: Reduce stack space usage for INT 10h handlers
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