CVE-2026-112275 Netpbm through 11.16.00 Heap Out-of-Bounds Write via rasttopnm pr_load_image
Attackers can trigger heap out-of-bounds writes in Netpbm's rasterfile decoder via crafted images, leading to memory corruption, crashes, or potential code execution.
- 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-2026-112275?
CVE-2026-112275 is a medium-severity memory corruption vulnerability in Netpbm, 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
Netpbm through 11.16.00 contains a heap out-of-bounds write vulnerability in the rasttopnm Sun rasterfile run-length decoder pr_load_image in converter/other/rast.c. Attackers can supply a byte-encoded rasterfile with tiny dimensions and a long run-length body to write controlled bytes past md_image, causing memory corruption and crashes.
Weakness: CWE-787
Which versions are affected by CVE-2026-112275?
How do I fix CVE-2026-112275?
No fix has been published for CVE-2026-112275 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-112275 being exploited?
There is no known exploitation of CVE-2026-112275 in the wild and no public exploit code.
Sources
Also known as AZL-109460, DEBIAN-CVE-2026-112275, GHSA-g5r3-p9v9-9mrm, UBUNTU-CVE-2026-112275.