{"action":"Upgrade rpm to 4.16.1.2+dfsg1-1 or later.","affected":[{"fixed":"4.16.1.2+dfsg1-1","introduced":"0"}],"component":"rpm","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.16.1.2+dfsg1-1"],"id":"tcs_01M5NFB7J483GKNWKDDDPFCTGX","modified_at":"2026-10-23T18:03:10.318815052Z","published_at":"2021-04-30T12:15:07.500Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-20266","https://security-tracker.debian.org/tracker/CVE-2021-20266"],"severity":{"label":"medium","score":4.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-20266#Debian:13/rpm","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-20266"}],"summary":"A flaw was found in RPM's hdrblobInit() in lib/header.c. This flaw allows an attacker who can modify the rpmdb to cause an out-of-bounds read. The highest threat from this vulnerability is to system a"}