{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NJTCKT5BT7PYVT3RJ74S76","modified_at":"2026-10-16T10:00:43.563799981Z","published_at":"2025-12-09T01:16:49.280Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-53781","https://security-tracker.debian.org/tracker/CVE-2023-53781"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-53781","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-53781"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: smc: Fix use-after-free in tcp_write_timer_handler(). With Eric's ref tracker, syzbot finally found a repro for use-after-free in tc"}