CVE-2026-40916 Gimp: gimp: denial of service due to stack buffer overflow in tim image loader
A local attacker can cause a denial of service in GIMP by opening a specially crafted TIM image file that triggers a stack buffer overflow.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-40916?
CVE-2026-40916 is a medium-severity memory corruption vulnerability in Gimp Gimp, published on 15 Apr 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. A stack buffer overflow vulnerability in the TIM image loader's 4BPP decoding path allows a local user to cause a Denial of Service (DoS). By opening a specially crafted TIM image file, the application crashes due to an unconditional overflow when writing to a variable-length array.
Weakness: CWE-787
Which versions are affected by CVE-2026-40916?
It affects 2 products.
Products include Gimp Gimp, Redhat Enterprise Linux.
How do I fix CVE-2026-40916?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-40916 being exploited?
There is no known exploitation of CVE-2026-40916 in the wild and no public exploit code.
Other vulnerabilities in Gimp Gimp
Sources
Also known as DEBIAN-CVE-2026-40916, GHSA-xcqw-9mv2-wqj3, UBUNTU-CVE-2026-40916.