{"schema_version": "1.7.0", "id": "RLSA-2026:13644", "modified": "2026-05-06T12:07:42.321380Z", "published": "2026-05-06T12:05:16.751656Z", "upstream": ["CVE-2026-35091", "CVE-2026-35092"], "summary": "Moderate: corosync security update", "details": "The corosync packages provide the Corosync Cluster Engine and C APIs for Rocky Linux cluster software.\n\nSecurity Fix(es):\n\n* corosync: Corosync: Denial of Service and information disclosure via crafted UDP packet (CVE-2026-35091)\n\n* corosync: Corosync: Denial of Service via integer overflow in join message validation (CVE-2026-35092)\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.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:10", "name": "corosync", "purl": "pkg:rpm/rocky-linux/corosync?distro=rocky-linux-10&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:3.1.9-2.el10_1.1"}], "database_specific": {"yum_repository": "AppStream"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:13644"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453814"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2453813"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}]}