{"action":"Upgrade rpm to 4.18.0+dfsg-1 or later.","affected":[{"fixed":"4.18.0+dfsg-1","introduced":"0"}],"component":"rpm","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.18.0+dfsg-1"],"id":"tcs_01M5NFS3VWC2TWM0YB6GSG39TH","modified_at":"2026-10-23T18:04:00.105951888Z","published_at":"2022-08-22T15:15:13.473Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-3521","https://security-tracker.debian.org/tracker/CVE-2021-3521"],"severity":{"label":"medium","score":4.7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-3521#Debian:14/rpm","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-3521"}],"summary":"There is a flaw in RPM's signature functionality. OpenPGP subkeys are associated with a primary key via a \"binding signature.\" RPM does not check the binding signature of subkeys prior to importing th"}