{"id":"ALSA-2025:20956","summary":"Important: libtiff security update","details":"The libtiff packages contain a library of functions for manipulating Tagged Image File Format (TIFF) files.  \n\nSecurity Fix(es):  \n\n  * libtiff: LibTIFF Use-After-Free Vulnerability (CVE-2025-8176)\n  * libtiff: Libtiff Write-What-Where (CVE-2025-9900)\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":"2026-01-30T00:57:23.869918Z","published":"2025-11-11T00:00:00Z","related":["CVE-2025-8176","CVE-2025-9900"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:20956"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-8176"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-9900"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2383598"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2392784"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2025-20956.html"}],"affected":[{"package":{"name":"libtiff","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/libtiff"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-15.el9_7.2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:20956.json"}},{"package":{"name":"libtiff-devel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/libtiff-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-15.el9_7.2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:20956.json"}},{"package":{"name":"libtiff-tools","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/libtiff-tools"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-15.el9_7.2"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:20956.json"}}],"schema_version":"1.7.3"}