{"id":"RHSA-2026:20916","summary":"Red Hat Security Advisory: corosync security update","modified":"2026-05-30T10:07:56Z","published":"2026-05-27T10:07:26Z","upstream":["CVE-2026-35091","CVE-2026-35092"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:20916"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#moderate"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2453813"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2453814"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_20916.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-35091"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-35091"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-35091"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2453169"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-35092"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-35092"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-35092"}],"affected":[{"package":{"name":"corosync","ecosystem":"Red Hat:enterprise_linux:7::server","purl":"pkg:rpm/redhat/corosync"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.4.5-7.el7_9.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20916.json"}},{"package":{"name":"corosync-debuginfo","ecosystem":"Red Hat:enterprise_linux:7::server","purl":"pkg:rpm/redhat/corosync-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.4.5-7.el7_9.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20916.json"}},{"package":{"name":"corosync-qdevice","ecosystem":"Red Hat:enterprise_linux:7::server","purl":"pkg:rpm/redhat/corosync-qdevice"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.4.5-7.el7_9.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20916.json"}},{"package":{"name":"corosync-qnetd","ecosystem":"Red Hat:enterprise_linux:7::server","purl":"pkg:rpm/redhat/corosync-qnetd"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.4.5-7.el7_9.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20916.json"}},{"package":{"name":"corosynclib","ecosystem":"Red Hat:enterprise_linux:7::server","purl":"pkg:rpm/redhat/corosynclib"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.4.5-7.el7_9.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20916.json"}},{"package":{"name":"corosynclib-devel","ecosystem":"Red Hat:enterprise_linux:7::server","purl":"pkg:rpm/redhat/corosynclib-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.4.5-7.el7_9.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20916.json"}},{"package":{"name":"spausedd","ecosystem":"Red Hat:enterprise_linux:7::server","purl":"pkg:rpm/redhat/spausedd"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.4.5-7.el7_9.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:20916.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H"}]}