CVE-2026-106066 Gimp: gimp: heap buffer overflow in raw data export on oversized image dimensions
An attacker can trigger a heap buffer overflow in GIMP's raw export via oversized image dimensions, potentially leading to code execution or crashes.
- 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-2026-106066?
CVE-2026-106066 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, published on 7 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 heap-based buffer overflow was found in GIMP’s raw data export plug-in. When exporting very large images, g_malloc() sizing based on overflowing width * height * bytes-per-pixel can allocate far less memory than GEGL reads or writes during export, following integer overflow
Weakness: CWE-119
Which versions are affected by CVE-2026-106066?
How do I fix CVE-2026-106066?
No fix has been published for CVE-2026-106066 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-106066 being exploited?
There is no known exploitation of CVE-2026-106066 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-106066, GHSA-pvrh-mq3q-6r8f, UBUNTU-CVE-2026-106066.