{"id":"ALSA-2026:41892","summary":"Important: libtiff security, bug fix, and enhancement 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: TIFFRasterScanlineSize64 produce too-big size and could cause OOM (CVE-2023-52355)\n  * libtiff: libtiff: Heap-based buffer overflow via crafted PixarLog-compressed TIFF image (CVE-2026-12912)\n\n\nBug Fix(es) and Enhancement(s):  \n\n  * Reintroduce the `tiffcp -i` option (JIRA:AlmaLinux-185328)\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":"2026-07-20T15:15:04.655600108Z","published":"2026-07-20T00:00:00Z","related":["CVE-2023-52355","CVE-2026-12912"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:41892"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2023-52355"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-12912"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2251326"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2492871"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2026-41892.html"}],"affected":[{"package":{"name":"libtiff","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/libtiff"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.6.0-8.el10_2.4"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:41892.json"}},{"package":{"name":"libtiff-devel","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/libtiff-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.6.0-8.el10_2.4"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:41892.json"}},{"package":{"name":"libtiff-tools","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/libtiff-tools"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.6.0-8.el10_2.4"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2026:41892.json"}}],"schema_version":"1.7.5"}