{"action":"Upgrade libdnf to 0.55.2-6 or later.","affected":[{"fixed":"0.55.2-6","introduced":"0"}],"component":"libdnf","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["0.55.2-6"],"id":"tcs_01M5NFRFVD6TDHCAMPS2ENNWAH","modified_at":"2026-10-23T18:04:50.830313973Z","published_at":"2021-05-19T14:15:07.513Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-3445","https://security-tracker.debian.org/tracker/CVE-2021-3445"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-3445","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-3445"}],"summary":"A flaw was found in libdnf's signature verification functionality in versions before 0.60.1. This flaw allows an attacker to achieve code execution if they can alter the header information of an RPM p"}