VBoxHeadless: Fixed crash when running on macOS Monterey (bug #20636)
VBoxManage: Fixed incorrect help text for "hostonlyif"
vboximg-mount: Error message if no image is specified
macOS host: fix multiple bugs specific to macOS Monterey in installer and startup of kernel extensions
macOS host: show message indicating the unsupported CPU on M1 based Macs and abort installation
Linux host: For all distribution specific packages (deb/rpm format) fix the packaging so that the feature for unattended installation of guest OSes works
Linux host and guest: Introduced initial support for kernel 5.16
Shared Clipboard: Improved communication between guest and host when guest has no clipboard data to report
Linux Guest Additions: Allow running only one VBoxDRMClient instance (bug #19373)
Oracle VirtualBox 6.1.30 
