RHSA-2026:8863 — Security Advisory
Red Hat Security Advisory: OpenEXR security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · April 20, 2026
Updated · October 3, 2026
Topic
An update for OpenEXR is now available for Red Hat Enterprise Linux 8.
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.
Description
OpenEXR is a high dynamic-range (HDR) image file format developed by Industrial Light & Magic for use in computer imaging applications. This package contains libraries and sample applications for handling the format.
Security Fix(es):
- openexr: OpenEXR: Arbitrary code execution via integer overflow in EXR file processing (CVE-2026-27622)
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.