{"id":"RHSA-2021:4321","summary":"Red Hat Security Advisory: linuxptp security, bug fix, and enhancement update","modified":"2026-03-11T07:20:18.444378Z","published":"2024-09-16T06:18:03Z","upstream":["CVE-2021-3571"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2021:4321"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#moderate"},{"type":"ARTICLE","url":"https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1895005"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1966241"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_4321.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-3571"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-3571"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3571"}],"affected":[{"package":{"name":"linuxptp","ecosystem":"Red Hat:enterprise_linux:8::appstream","purl":"pkg:rpm/redhat/linuxptp"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.1.1-1.el8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:4321.json"}},{"package":{"name":"linuxptp-debuginfo","ecosystem":"Red Hat:enterprise_linux:8::appstream","purl":"pkg:rpm/redhat/linuxptp-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.1.1-1.el8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:4321.json"}},{"package":{"name":"linuxptp-debugsource","ecosystem":"Red Hat:enterprise_linux:8::appstream","purl":"pkg:rpm/redhat/linuxptp-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.1.1-1.el8"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:4321.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H"}]}