{"action":"Upgrade linux to 6.12.20-1 or later.","affected":[{"fixed":"6.12.20-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.20-1"],"id":"tcs_01M5NN3SHSQPF0T08QJ0P8FAQN","modified_at":"2026-09-01T20:05:43.351308087Z","published_at":"2025-04-01T16:15:27.983Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-21967","https://security-tracker.debian.org/tracker/CVE-2025-21967"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-21967#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-21967"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_free_work_struct ->interim_entry of ksmbd_work could be deleted after oplock is freed. We don't n"}