{"id":"RHSA-2021:0223","summary":"Red Hat Security Advisory: sudo security update","modified":"2025-11-22T12:16:25Z","published":"2024-09-13T20:25:12Z","upstream":["CVE-2021-3156"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2021:0223"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"ARTICLE","url":"https://access.redhat.com/security/vulnerabilities/RHSB-2021-002"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1917684"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0223.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-3156"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-3156"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3156"},{"type":"ARTICLE","url":"https://www.qualys.com/2021/01/26/cve-2021-3156/baron-samedit-heap-based-overflow-sudo.txt"},{"type":"ARTICLE","url":"https://www.sudo.ws/alerts/unescape_overflow.html"},{"type":"ARTICLE","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog"}],"affected":[{"package":{"name":"sudo","ecosystem":"Red Hat:rhel_eus:7.6::computenode","purl":"pkg:rpm/redhat/sudo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.8.23-3.el7_6.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:0223.json"}},{"package":{"name":"sudo-debuginfo","ecosystem":"Red Hat:rhel_eus:7.6::computenode","purl":"pkg:rpm/redhat/sudo-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.8.23-3.el7_6.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:0223.json"}},{"package":{"name":"sudo-devel","ecosystem":"Red Hat:rhel_eus:7.6::computenode","purl":"pkg:rpm/redhat/sudo-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.8.23-3.el7_6.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:0223.json"}},{"package":{"name":"sudo","ecosystem":"Red Hat:rhel_eus:7.6::server","purl":"pkg:rpm/redhat/sudo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.8.23-3.el7_6.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:0223.json"}},{"package":{"name":"sudo-debuginfo","ecosystem":"Red Hat:rhel_eus:7.6::server","purl":"pkg:rpm/redhat/sudo-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.8.23-3.el7_6.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:0223.json"}},{"package":{"name":"sudo-devel","ecosystem":"Red Hat:rhel_eus:7.6::server","purl":"pkg:rpm/redhat/sudo-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.8.23-3.el7_6.2"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:0223.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}