CVE-2026-112259 Gimp: gimp: null pointer dereference in swatchbooker (sbz) palette import

Medium 5.5 Published Updated

A crafted SBZ palette file causes a null pointer dereference in GIMP, leading to application denial of service.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-112259?

CVE-2026-112259 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, published on 19 Oct 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A flaw was found in GIMP. Importing a crafted SBZ palette without a color-model attribute can cause a NULL pointer dereference during string comparison, resulting in denial of service of the GIMP application.

Weakness: CWE-476

Which versions are affected by CVE-2026-112259?

How do I fix CVE-2026-112259?

No fix has been published for CVE-2026-112259 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-112259 being exploited?

There is no known exploitation of CVE-2026-112259 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2026-112259, GHSA-62rm-w897-wjr7, UBUNTU-CVE-2026-112259.

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