{"action":"Upgrade linux to 6.12.17-1 or later.","affected":[{"fixed":"6.12.17-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.12.17-1"],"id":"tcs_01M5NN2D3VE8M2ZZCRJWBM04PA","modified_at":"2026-10-15T09:47:29.253819462Z","published_at":"2025-03-12T10:15:16.960Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-21846","https://security-tracker.debian.org/tracker/CVE-2025-21846"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-21846#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-21846"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: acct: perform last write from workqueue In [1] it was reported that the acct(2) system call can be used to trigger NULL deref in cas"}