{"action":"Upgrade linux to 6.17.10-1 or later.","affected":[{"fixed":"6.17.10-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.17.10-1"],"id":"tcs_01M5NNTG2D1W1KC9ZD848RYSAH","modified_at":"2026-10-23T18:04:59.544393175Z","published_at":"2025-12-04T16:16:19.640Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-40258","https://security-tracker.debian.org/tracker/CVE-2025-40258"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-40258#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-40258"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: mptcp: fix race condition in mptcp_schedule_work() syzbot reported use-after-free in mptcp_schedule_work() [1] Issue here is that mp"}