{"schema_version": "1.7.0", "id": "RLSA-2026:1903", "modified": "2026-02-05T09:12:03.373038Z", "published": "2026-02-05T09:10:29.578199Z", "upstream": ["CVE-2026-23490"], "summary": "Important: fence-agents security update", "details": "The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or unreachable nodes to be forcibly restarted and removed from the cluster. \n\nSecurity Fix(es):\n\n* pyasn1: pyasn1: Denial of Service due to memory exhaustion from malformed RELATIVE-OID (CVE-2026-23490)\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:N/I:N/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:9", "name": "fence-agents", "purl": "pkg:rpm/rocky-linux/fence-agents?distro=rocky-linux-9&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:4.10.0-98.el9_7.5"}], "database_specific": {"yum_repository": "AppStream"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:1903"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2430472"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}]}