RHSA-2026:56963: Important: gegl04 security update

Published Aug 19, 2026
·
Updated

GEGL (Generic Graphics Library) is a graph-based image processing framework.Security Fix(es): gimp: GIMP: Arbitrary code execution via heap-based buffer overflow in HDR file parsing (CVE-2026-2050) 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.

Affected Software

42 affected componentsFixes available
Red Hat Red Hat Enterprise Linux Server - AUS
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
redhat/gegl04<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-debuginfo<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-debuginfo<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-debugsource<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-debugsource<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-devel-docs<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-tools<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-tools-debuginfo<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-tools-debuginfo<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-devel-docs<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-tools<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-debuginfo<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-debugsource<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-devel-docs<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-tools<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-tools-debuginfo<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04<0.4.34-3.el9_6.1.aa
0.4.34-3.el9_6.1.aa
redhat/gegl04-debuginfo<0.4.34-3.el9_6.1.aa
0.4.34-3.el9_6.1.aa
redhat/gegl04-debugsource<0.4.34-3.el9_6.1.aa
0.4.34-3.el9_6.1.aa
redhat/gegl04-devel-docs<0.4.34-3.el9_6.1.aa
0.4.34-3.el9_6.1.aa
redhat/gegl04-tools<0.4.34-3.el9_6.1.aa
0.4.34-3.el9_6.1.aa
redhat/gegl04-tools-debuginfo<0.4.34-3.el9_6.1.aa
0.4.34-3.el9_6.1.aa
redhat/gegl04-devel<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-devel<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1
redhat/gegl04-devel<0.4.34-3.el9_6.1
0.4.34-3.el9_6.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/gegl04 to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1
  2. Upgrade

    Upgrade redhat/gegl04-debuginfo to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1
  3. Upgrade

    Upgrade redhat/gegl04-debugsource to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1
  4. Upgrade

    Upgrade redhat/gegl04-devel-docs to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1
  5. Upgrade

    Upgrade redhat/gegl04-tools to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1
  6. Upgrade

    Upgrade redhat/gegl04-tools-debuginfo to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1
  7. Upgrade

    Upgrade redhat/gegl04 to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1.aa
  8. Upgrade

    Upgrade redhat/gegl04-debuginfo to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1.aa
  9. Upgrade

    Upgrade redhat/gegl04-debugsource to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1.aa
  10. Upgrade

    Upgrade redhat/gegl04-devel-docs to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1.aa
  11. Upgrade

    Upgrade redhat/gegl04-tools to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1.aa
  12. Upgrade

    Upgrade redhat/gegl04-tools-debuginfo to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1.aa
  13. Upgrade

    Upgrade redhat/gegl04-devel to a version that resolves this vulnerability.

    Fixed in 0.4.34-3.el9_6.1

Event History

Aug 19, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·12:10 PM
Data Sourced
via Red Hat·12:10 PM
Severity

Frequently Asked Questions

1

What input would an attacker need to exploit this issue?

The issue is triggered during parsing of an HDR file. An attacker would need to cause a vulnerable application using the affected component to process a malicious HDR file.

2

What is the potential impact of successful exploitation?

Successful exploitation can result in arbitrary code execution through a heap-based buffer overflow in HDR file parsing.

3

Which Red Hat packages are covered by this advisory?

The advisory lists redhat/gegl04 and related packages including gegl04-debuginfo, gegl04-debugsource, gegl04-devel, gegl04-devel-docs, gegl04-tools, and gegl04-tools-debuginfo for Red Hat Enterprise Linux Server - AUS.

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