RHSA-2026:62420 - Security Advisory

Topic

An update for gegl04 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

GEGL (Generic Graphics Library) is a graph-based image processing framework.

Security Fix(es):

• gimp: gegl: GIMP: Remote code execution via integer overflow in HDR file parsing (CVE-2026-18300)

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.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le
• Red Hat CodeReady Linux Builder for x86_64 8 x86_64
• Red Hat CodeReady Linux Builder for Power, little endian 8 ppc64le
• Red Hat Enterprise Linux for x86_64 - Extended Life Cycle 8.10 x86_64
• Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle 8.10 ppc64le

Fixes

• BZ - 2520587 - CVE-2026-18300 gimp: gegl: GIMP: Remote code execution via integer overflow in HDR file parsing

CVEs

• CVE-2026-18300

References

• https://access.redhat.com/security/updates/classification/#important