{"action":"Upgrade gnutls28 to 3.7.1-1 or later.","affected":[{"fixed":"3.7.1-1","introduced":"0"}],"component":"gnutls28","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["3.7.1-1"],"id":"tcs_01M5NFAZVEWPRJ597GRBBAH6KB","modified_at":"2026-10-15T09:47:39.506423257Z","published_at":"2021-03-12T19:15:13.037Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-20231","https://security-tracker.debian.org/tracker/CVE-2021-20231"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-20231#Debian:14/gnutls28","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-20231"}],"summary":"A flaw was found in gnutls. A use after free issue in client sending key_share extension may lead to memory corruption and other consequences."}