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OpenAdvisories
High ALSA-2026:8863 1 CVE

Important: OpenEXR security update

Published Apr 20, 2026 · Updated Oct 29, 2026

Ecosystem: AlmaLinux

Summary

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.

Fixed packages 2

ReleasePackageFixed in
AlmaLinux · 8 OpenEXR-devel 2.2.0-12.el8_10.1
AlmaLinux · 8 OpenEXR-libs 2.2.0-12.el8_10.1

Vulnerabilities 1

  • High 8.4
    CVE-2026-27622

    OpenEXR CompositeDeepScanLine integer-overflow leads to heap OOB write

    OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In CompositeDeepScanLine::readPixels, per-pixel totals are accumulated in vector<unsigned int> total_sizes for att…

    Academy Software Foundation openexr openexr openexr Debian Ubuntu PyPI

References

  • report
    https://access.redhat.com/security/cve/CVE-2026-27622
  • report
    https://bugzilla.redhat.com/2444251
  • advisory
    https://errata.almalinux.org/8/ALSA-2026-8863.html