This appears to be the first UEFI bootkit that goes beyond Windows and targets Linux machines, according to ESET security researchers.

"Bootkitty" is a new and concerning malware that targets Linux systems. Eset analysts recently discovered the bootkit in a previously unknown UEFI application (bootkit.efi) that someone

ESET researchers uncover 'Bootkitty', a first-of-its-kind UEFI bootkit for Linux Bootkitty seems to be in early stages of development, but could pose a major risk Linux users warned to be on their guard against possible attacks UEFI bootkits are reportedly making their way into Linux,

Researchers at security firm ESET said Wednesday that they found the first UEFI bootkit for Linux. The discovery may portend that UEFI bootkits that have targeted Windows systems in recent years may soon target Linux too.

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.

Cybersecurity researchers have discovered “Bootkitty,” possibly the first UEFI bootkit specifically designed to target Linux systems. This marks a significant shift in the UEFI threat landscape, which previously focused exclusively on Windows-based attacks.

ESET has discovered the first proof-of-concept UEFI bootkit malware for Linux: Bootkitty. This is the first time a type of UEFI bootkit malware has been

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.

Dubbed Bootkitty by its creators who go by the name BlackCat, the bootkit is assessed to be a proof-of-concept (PoC) and there is no evidence that it has been put to use in real-world attacks. Also tracked as IranuKit, it was uploaded to the VirusTotal platform on November 5, 2024.