VirtualBox 7.1.8 is now available with fixes for 100% CPU utilization and other issues

If you use VirtualBox to run virtual machines on a Windows, macOS, or Linux host, you can download the latest update, version 7.1.8. It resolves a long list of various issues, including 100% CPU utilization by VBxTray in Windows Guest Additions, virtual machine clocks going backward in certain scenarios, mouse driver installation issues in Windows Vista-based guest machines, and more.

Here is the changelog:

VMM: Fixed issue when VM clock went backwards in rare circumstances

GUI: Fixed issue when accelerated cursor image was not displayed correctly

DevVirtioSCSI: Fixed issue with restoring saved state

Graphics: Fixed issue when assertion was triggered on restoring VM state if VMSVGA graphics adapter was used without 3D acceleration

Main: Fixed issue when VBoxSVC was crashing on saving machine config through VirtualBox web service

Main: Fixed issue when wireless network adapters could not be discovered on modern Linux distributions

Main: Fixed issue when deleting running VM snapshot was leaving the .sav file on disk

NAT: Fixed connectivity loss on Windows host

VBoxManage: Updated User Manual to correct the 'VBoxManage modifyvm' invocation for configuring a VM to use host-only networking

VBoxManage: Fixed issue when it was not possible to set disk bandwidth with 'VBoxManage bandwidthctl' command

Windows installer: Automatically load the support driver after a successful installation

Linux Host Installer: Fixed issue which sometimes resulted in installation failure due to incorrect check whether previous VirtualBox installation is running or not

Linux Guest Additions: Fixed issue when VBoxClient could crash in XWayland guest

Linux Guest Additions: Fixed issue which resulted in cursor image corruption when VM was using VBoxVGA graphics adapter

Linux Guest Additions: Fixed issue when installation could fail on the system which does not have X11 libraries installed

Linux Guest Additions: Added initial support for kernel 6.14

Linux Guest Additions: Introduced initial support for RHEL 9.7 kernel

Linux Guest Additions: Introduced additional fixes for RHEL 9.4 kernel

Linux Guest Additions: Improved 'rcvboxadd status-kernel' check

Windows installer: Various bugfixes for the new installation code

Windows installer: Implemented a new fatal error dialog with the ability to open the installer log file directly

Windows Guest Additions: Fixed mouse driver installation on Vista guests

Windows Guest Additions: Fixed uninstallation integrity issues

Windows Guest Additions: Fixed driver installation error ERROR_AUTHENTICODE_TRUST_NOT_ESTABLISHED

Windows Guest Additions: Fixed 100% CPU usage of VBoxTray which happened under certain circumstances

Windows Guest Additions: Now also ships the VBoxAudioTest binary for performing guest audio testing / diagnosis

Windows Guest Additions: For older Windows versions (Windows 2000 to Windows 7) install alternative Shared Folder driver which avoids some compatibility glitches of the usual driver