Red Hat alert RHSA-2026:49671-01 (libtiff) [LWN.net]

An update for libtiff is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. The libtiff packages contain a library of functions for manipulating Tagged Image File Format (TIFF) files. Security Fix(es): * libtiff: TIFFRasterScanlineSize64 produce too-big size and could cause OOM (CVE-2023-52355) * libtiff: libtiff: Heap-based buffer overflow via crafted PixarLog-compressed TIFF image (CVE-2026-12912) Bug Fix(es) and Enhancement(s): * Reintroduce the `tiffcp -i` option [rhel-10.0.z] (JIRA:RHEL-185417) For 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. This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

Original: https://access.redhat.com/security/data/csaf/v2/advisories/2026/rhsa-2026_49671.json