RHSA-2026:86983 — Security Advisory

An update for openexr is now available for Red Hat Enterprise Linux 9.

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.

OpenEXR is an open-source high-dynamic-range floating-point image file format for high-quality image processing and storage. This document presents a brief overview of OpenEXR and explains concepts that are specific to this format. This package containes the binaries for OpenEXR.

Security Fix(es):

• openexr: OpenEXR: Memory corruption and Denial of Service via crafted EXR file processing (CVE-2026-34544)

• openexr: OpenEXR: Denial of Service or Information Disclosure via crafted EXR image file (CVE-2026-59982)

• openexr: OpenEXR: Out-of-bounds write vulnerability via crafted EXR files (CVE-2026-59184)

• openexr: OpenEXR: Information disclosure and denial of service due to out-of-bounds read (CVE-2026-59189)

• openexr: OpenEXR: Information disclosure and denial of service via out-of-bounds read (CVE-2026-59981)

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.