{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NW9806MBCKFEDZ639DWMH2","modified_at":"2026-10-31T10:02:14.860242265Z","published_at":"2026-09-11T20:19:51.540Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-89654","https://security-tracker.debian.org/tracker/CVE-2026-89654"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-89654#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-89654"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ceph: fix UAF in check_new_map() on session freed during unlock check_new_map() iterates mdsc->sessions[] and for each active sessio"}