Garbage-Collector

Linux AF_UNIX GC vs MSG_PEEK Use-After-Free Container Escape (CVE-2026-53361)

CVE-2026-53361 is a use-after-free in the Linux AFUNIX socket garbage collector triggered via a MSGPEEK race. The GC reclaims in-flight sockets forming unreachable reference cycles, but a concurrent MSGPEEK can take a reference the GC census never counts. The…