{"schema_version": "1.7.0", "id": "RLSA-2026:43420", "modified": "2026-07-23T06:09:18.704486Z", "published": "2026-07-23T06:01:03.884297Z", "upstream": ["CVE-2026-54369", "CVE-2026-54370"], "summary": "Important: acl security update", "details": "Access Control Lists (ACLs) are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists.\n\nSecurity Fix(es):\n\n* acl: Symlink traversal privilege escalation via libacl functions (CVE-2026-54369)\n\n* acl: TOCTOU Symlink Traversal via getfacl/setfacl (CVE-2026-54370)\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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"}], "affected": [{"package": {"ecosystem": "Rocky Linux:8", "name": "acl", "purl": "pkg:rpm/rocky-linux/acl?distro=rocky-linux-8&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:2.4.0-1.el8_10"}], "database_specific": {"yum_repository": "BaseOS"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:43420"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2490277"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2490279"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}]}