{"id":"RLSA-2026:24758","summary":"Important: libyang security update","details":"Libyang is YANG data modeling language parser and toolkit written (and providing API) in C.\n\nSecurity Fix(es):\n\n* libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob (CVE-2026-44673)\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.","modified":"2026-06-11T12:30:16.242699337Z","published":"2026-06-11T12:05:12.507415Z","upstream":["CVE-2026-44673"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:24758"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2477617"}],"affected":[{"package":{"name":"libyang","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/libyang?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.1.148-4.el10_2"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:24758.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:N/I:N/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}