{"id":"ALSA-2025:21776","summary":"Important: expat security update","details":"Expat is a C library for parsing XML documents.  \n\nSecurity Fix(es):  \n\n  * expat: libexpat in Expat allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing (CVE-2025-59375)\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":"2026-01-30T00:30:12.735850Z","published":"2025-11-19T00:00:00Z","related":["CVE-2025-59375"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:21776"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-59375"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2395108"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2025-21776.html"}],"affected":[{"package":{"name":"expat","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/expat"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.0-1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:21776.json"}},{"package":{"name":"expat-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/expat-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.5.0-1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:21776.json"}}],"schema_version":"1.7.3"}