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Linux Grub Read Command Buffer Overflow Vulnerability Enabling Potential Secure Boot Bypass

A newly identified GRUB2 vulnerability (CVE-2025-0690) could allow Secure Boot bypasses and heap memory corruption in Linux systems, enabling attackers with physical access to execute arbitrary code. Rated moderately severe by Red Hat, the flaw’s exploitation risks stability and security in shared environments. The Linux community is urged to develop safer bootloaders while awaiting effective patches.

Source: cybersecuritynews.com –

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