By infecting the firmware that runs immediately before the operating system loads, these UEFI bootkits continue to run even when the hard drive is replaced or reformatted. Now the same type of chip-dwelling malware has been found in the wild for backdooring Linux machines.

ESET researchers have uncovered a prototype UEFI bootkit targeting Ubuntu Linux, marking an expansion of bootkit attacks beyond Windows.

The first UEFI bootkit specifically targeting Linux systems has been discovered, marking a shift in stealthy and hard-to-remove bootkit threats that previously focused on Windows.

ESET's discovery of the first UEFI bootkit designed for Linux sendss an important message: UEFI bootkits are no longer confined to Windows systems alone.

Bootkitty doesn’t bite… yet Security researchers say they've stumbled upon the first-ever UEFI bootkit targeting Linux, illustrating a key moment in the evolution of such tools.… Dubbed "Bootkitty" by Slovak security shop ESET,