{"action":"Upgrade linux to 6.12.16-1 or later.","affected":[{"fixed":"6.12.16-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.16-1"],"id":"tcs_01M5NN1Y6EF936PPEE8Z6DVCPS","modified_at":"2026-10-15T09:47:33.366902413Z","published_at":"2025-02-27T03:15:20.497Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-21796","https://security-tracker.debian.org/tracker/CVE-2025-21796"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-21796#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-21796"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: nfsd: clear acl_access/acl_default after releasing them If getting acl_default fails, acl_access and acl_default will be released si"}