Vulnerabilities in Gigabyte firmware implementations could allow attackers to disable Secure Boot and execute code.

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 ...

Security researchers uncovered a flaw in Windows 11 that allows attackers to disable Secure Boot using Microsoft-signed tools ...

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 ...

A recently surfaced Linux bootkit, which nests in the UEFI (Unified Extensible Firmware Interface) and is intended to bypass its security measures, is apparently a project by South Korean scientists.

While not yet complete, Bootkitty is described as the first UEFI bootkit for Linux that researchers have found. Bootkits like BlackLotus are a particular kind of malware designed to infect the ...

In the meantime, ESET security researcher Martin Smolár notes: “To keep your Linux systems safe from such threats, make sure that UEFI Secure Boot is enabled, your system firmware, security ...

ESET researchers have uncovered the first UEFI bootkit designed specifically for Linux systems. The discovery of the bootkit – which has been named Bootkitty by its creators – signals a shift ...

On the other hand, for a UEFI boot configuration everything is laid out in a normal filesystem (FAT32, but still), I can look at the directories and files and see what is really there.

UEFI specifications make a number of pre-boot utilities possible. However, on a system with UEFI Secure Boot enabled, the binary of any utility must be signed by a trusted signing authority.

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 ...