Patches for multiple new GRUB2 security flaws have started rolling out to Linux systems, and you should update your computers as soon as possible.
The Debian Project and Canonical released fixes for recent boot failure issues reported by Debian and Ubuntu users after applying the latest GRUB2 patches that mitigate the BootHole vulnerability and other flaws. Update now!
BootHole and seven other security vulnerabilities have been discovered in the GRUB2 bootloader, allowing attackers to bypass UEFI Secure Boot. All users are urged to update their systems immediately.