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UEFI bootkits are reportedly making their way into Linux, researchers from ESET have warned, after spotting a first-of-its-kind Linux UEFI bootkit, which seems to either be an experimental version ...
Practically all new systems have come with UEFI firmware for some time now. Here is a brief overview of the current situation with installing and using Linux on such systems.
Unless your computer is pretty old, it probably uses UEFI (Unified Extensible Firmware Interface) to boot. The idea is that a bootloader picks up files from an EFI partition and uses them to start … ...
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. Named 'Bootkitty ...
When UEFI-based system firmware is configured to use protections like Intel Boot Guard correctly with a non-modifiable logo, it’s not possible to drop the malicious image into the ESP.
Found on VirusTotal: The world’s first UEFI bootkit for Linux "Bootkitty" is likely a proof-of-concept, but may portend working UEFI malware for Linux.
“On Linux systems with UEFI Secure Boot enabled, kernel modules need to be signed if they are meant to be loaded,” the ESET researchers explained.
The recently uncovered 'Bootkitty' UEFI bootkit, the first malware of its kind targeting Linux systems, exploits CVE-2023-40238, aka 'LogoFAIL,' to infect computers running on a vulnerable UEFI ...
Bootkitty is designed to boot the Linux kernel seamlessly, whether UEFI Secure Boot is enabled or not, as it patches, in memory, the necessary functions responsible for integrity verification ...
UEFI bootkits are reportedly making their way into Linux, researchers from ESET have warned, after spotting a first-of-its-kind Linux UEFI bootkit, which seems to either be an experimental version ...