CVE-2026-53361: PoC Exploit Enables AF_UNIX Container Escape
ID: 15c4d4da-de9a-5ad9-b4bf-ec14f81b64a3
STIX ID: report--15c4d4da-de9a-5ad9-b4bf-ec14f81b64a3
Feed Name: securityonline.info
Threat Score
Researchers disclosed CVE-2026-53361, a high-severity (CVSS 7.1) use-after-free in the Linux AF_UNIX garbage collector that can let unprivileged local users escape containers and corrupt kernel memory; a public proof-of-concept is available, multiple stable and enterprise kernels are affected, and patches are now published — administrators should update kernels and restrict local access until patched.
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