{"uuid": "b9072110-fab6-4e33-aae0-5514d260213b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-23239", "type": "seen", "source": "https://bsky.app/profile/securityonline.bsky.social/post/3mwcis6nd6522", "content": "RustyTux is a public PoC for a Linux kernel privilege escalation via an ESP-in-TCP use-after-free (CVE-2026-23239). Details and exploit code are now public.\n\n#RustyTux #LinuxKernel #PrivilegeEscalation #UseAfterFree #espintcp #LPE #PoC #CVE202623239", "creation_timestamp": "2026-09-25T00:20:52.220304Z"}