RHSA-2026:29898MediumCVSS 7.5

Red Hat Security Advisory: libpng security update

Published
June 25, 2026
Last Modified
October 2, 2026

🔗 CVE IDs covered (1)

CVE-2026-33416 →

📋 Description

CVE-2026-33416 — libpng: libpng: Arbitrary code execution due to use-after-free vulnerability

🎯 Affected products32

  • Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-2:1.6.34-11.el8_10.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-2:1.6.34-11.el8_10.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-2:1.6.34-11.el8_10.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-2:1.6.34-11.el8_10.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-2:1.6.34-11.el8_10.src as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-2:1.6.34-11.el8_10.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-debuginfo-2:1.6.34-11.el8_10.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-debuginfo-2:1.6.34-11.el8_10.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-debuginfo-2:1.6.34-11.el8_10.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-debuginfo-2:1.6.34-11.el8_10.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-debuginfo-2:1.6.34-11.el8_10.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-debugsource-2:1.6.34-11.el8_10.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-debugsource-2:1.6.34-11.el8_10.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-debugsource-2:1.6.34-11.el8_10.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-debugsource-2:1.6.34-11.el8_10.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-debugsource-2:1.6.34-11.el8_10.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-devel-2:1.6.34-11.el8_10.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-devel-2:1.6.34-11.el8_10.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-devel-2:1.6.34-11.el8_10.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-devel-2:1.6.34-11.el8_10.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-devel-2:1.6.34-11.el8_10.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-devel-debuginfo-2:1.6.34-11.el8_10.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-devel-debuginfo-2:1.6.34-11.el8_10.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-devel-debuginfo-2:1.6.34-11.el8_10.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-devel-debuginfo-2:1.6.34-11.el8_10.s390x as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-devel-debuginfo-2:1.6.34-11.el8_10.x86_64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-tools-debuginfo-2:1.6.34-11.el8_10.aarch64 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-tools-debuginfo-2:1.6.34-11.el8_10.i686 as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • libpng-tools-debuginfo-2:1.6.34-11.el8_10.ppc64le as a component of Red Hat Enterprise Linux BaseOS (v. 8)
  • +2 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Workaround: To reduce exposure, avoid processing untrusted PNG image files with applications that utilize libpng. Restricting the source of PNG images to trusted origins can limit the attack surface.

🔗 References (4)