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OpenAdvisories
High ALSA-2026:33503 1 CVE

Important: giflib security update

Published Jun 30, 2026 · Updated Oct 29, 2026

Summary

giflib is a library for reading and writing gif images.

Security Fix(es):

* giflib: giflib: Denial of Service via buffer overflow in EGifGCBToExtension (CVE-2026-26740)

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 giflib 5.1.4-5.el8_10
AlmaLinux · 8 giflib-devel 5.1.4-5.el8_10

Vulnerabilities 1

References

  • report
    https://access.redhat.com/security/cve/CVE-2026-26740
  • report
    https://bugzilla.redhat.com/2448747
  • advisory
    https://errata.almalinux.org/8/ALSA-2026-33503.html