A critical set of 20 vulnerabilities in GRUB2, the ubiquitous bootloader underpinning most Linux distributions and Unix-like systems, has exposed millions of devices to potential secure boot bypass, remote code execution, and persistent firmware-level attacks. These flaws (CVSS scores up to 7.5) span heap overflows, integer overflows, and use-after-free errors across filesystem drivers, network stacks, […]
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