{"id":"ALSA-2026:13644","summary":"Moderate: corosync security update","details":"The corosync packages provide the Corosync Cluster Engine and C APIs for AlmaLinux cluster software.  \n\nSecurity Fix(es):  \n\n  * corosync: Corosync: Denial of Service and information disclosure via crafted UDP packet (CVE-2026-35091)\n  * corosync: Corosync: Denial of Service via integer overflow in join message validation (CVE-2026-35092)\n\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","modified":"2026-05-13T13:00:23.217022Z","published":"2026-05-05T00:00:00Z","related":["CVE-2026-35091","CVE-2026-35092"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:13644"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-35091"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-35092"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2453813"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2453814"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2026-13644.html"}],"affected":[{"package":{"name":"corosync","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/corosync"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.9-2.el10_1.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:13644.json"}},{"package":{"name":"corosync-vqsim","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/corosync-vqsim"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.9-2.el10_1.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:13644.json"}},{"package":{"name":"corosynclib","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/corosynclib"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.9-2.el10_1.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:13644.json"}},{"package":{"name":"corosynclib-devel","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/corosynclib-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.9-2.el10_1.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:13644.json"}}],"schema_version":"1.7.5"}