{"id":"ALSA-2026:25051","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\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":"2026-08-13T12:15:07.719994558Z","published":"2026-06-10T00:00:00Z","related":["CVE-2026-44673"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:25051"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-44673"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2477617"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2026-25051.html"}],"affected":[{"package":{"name":"libyang","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/libyang"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.148-1.el9_8.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:25051.json"}},{"package":{"name":"libyang-devel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/libyang-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.148-1.el9_8.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:25051.json"}},{"package":{"name":"libyang-devel-doc","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/libyang-devel-doc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.148-1.el9_8.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:25051.json"}}],"schema_version":"1.9.0"}