{"id":"ALSA-2026:42668","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: Heap-based buffer overflow via crafted PixarLog-compressed TIFF image (CVE-2026-12912)\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":"2026-07-22T15:30:05.545597072Z","published":"2026-07-21T00:00:00Z","related":["CVE-2026-12912"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:42668"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-12912"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2492871"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2026-42668.html"}],"affected":[{"package":{"name":"libtiff","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/libtiff"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-18.el9_8.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:42668.json"}},{"package":{"name":"libtiff-devel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/libtiff-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-18.el9_8.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:42668.json"}},{"package":{"name":"libtiff-tools","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/libtiff-tools"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-18.el9_8.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:42668.json"}}],"schema_version":"1.7.5"}