{"action":"Upgrade linux to 5.15.5-1 or later.","affected":[{"fixed":"5.15.5-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.15.5-1"],"id":"tcs_01M5NEYYJNE5M1X5MPZHDEMHA4","modified_at":"2026-09-11T11:02:12.599202310Z","published_at":"2021-11-03T00:15:07.550Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-27820","https://security-tracker.debian.org/tracker/CVE-2020-27820"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-27820#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-27820"}],"summary":"A vulnerability was found in Linux kernel, where a use-after-frees in nouveau's postclose() handler could happen if removing device (that is not common to remove video card physically without power-of"}