CVE-2026-53362 is a vulnerability in the Linux Kernel affecting the IPv6 networking subsystem that allows for privilege escalation. The vulnerability is unspecified in nature but has been assigned a high criticality rating. It impacts multiple products and distributions that rely on the Linux Kernel, including SUSE, Red Hat, and others. CISA has listed this vulnerability in its Known Exploited Vulnerabilities catalog. Multiple kernel commits have been identified as patches for this issue across several stable branches. The vulnerability affects open-source components and third-party libraries or implementations used by various products. BOD 26-04 directives from CISA require prioritization of security updates based on risk for this vulnerability.
