{"id":"ALSA-2021:4464","summary":"Moderate: dnf security and bug fix update","details":"dnf is a package manager that allows users to manage packages on their systems. It supports RPMs, modules and comps groups & environments.\n\nSecurity Fix(es):\n\n* libdnf: Signature verification bypass via signature placed in the main RPM header (CVE-2021-3445)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","modified":"2026-02-04T02:43:57.852262Z","published":"2021-11-09T09:25:37Z","related":["CVE-2021-3445"],"references":[{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-3445"}],"affected":[{"package":{"name":"libdnf-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libdnf-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.63.0-3.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4464.json"}}],"schema_version":"1.7.3"}