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FreeBSD Branch 15.1 Versions Prior to 15.1-N283555

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Multiple Privilege Escalation Vulnerabilities in FreeBSD (CVE-2026-45257, CVE-2026-49413)

Multiple vulnerabilities, including CVE-2026-45257 (kernel out-of-bounds write) and CVE-2026-49413 (Linux compatibility layer memory mapping), exist in FreeBSD branches 14 and 15, allowing a local unprivileged attacker to achieve privilege escalation.

FreeBSD branch 14 versions prior to 14-n274315 +5 freebsd vulnerability privilege-escalation local-privilege-escalation

3r 4i 33m ago