{"id":"RLSA-2021:4489","summary":"Low: rpm security, bug fix, and enhancement update","details":"The RPM Package Manager (RPM) is a command-line driven package management system capable of installing, uninstalling, verifying, querying, and updating software packages.\n\nSecurity Fix(es):\n\n* rpm: missing length checks in hdrblobInit() (CVE-2021-20266)\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 Rocky Linux 8.5 Release Notes linked from the References section.","modified":"2026-03-11T06:01:04.152623Z","published":"2021-11-09T09:32:33Z","upstream":["CVE-2021-20266"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2021:4489"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1840142"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1927741"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1938928"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1996665"}],"affected":[{"package":{"name":"rpm","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/rpm?distro=rocky-linux-8-5-legacy&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.14.3-19.el8"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2021:4489.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}