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2026-07-04
Linux Kernel IPv6 Socket Memory Corruption Vulnerability (CVE-2026-53362) Analysis and Mitigation Guide
[Affected Scope] Linux kernel systems utilizing UDPv6 sockets with MSG_MORE and MSG_SPLICE_PAGES flags
[Impact] Unprivileged local users can trigger a heap out-of-bounds write, leading to system crash (Denial of Service) or Local Privilege Escalation (LPE)
[Mitigation] Apply the latest stable kernel patches from upstream or your Linux distribution vendor, and restrict unprivileged user namespaces if immediate patching is not feasible