CVE-2023-0799 Memory corruption in libtiff
Attackers can cause denial of service via crafted TIFF files due to an out-of-bounds read in LibTIFF's tiffcrop tool.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-0799?
CVE-2023-0799 is a medium-severity memory corruption vulnerability in Libtiff Libtiff, published on 13 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
LibTIFF 4.4.0 has an out-of-bounds read in tiffcrop in tools/tiffcrop.c:3701, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit afaabc3e.
Weakness: CWE-416
Which versions are affected by CVE-2023-0799?
It affects 1 product.
Products include Libtiff Libtiff.
How do I fix CVE-2023-0799?
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-2023-0799 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-0799 exists.
Other vulnerabilities in Libtiff Libtiff
Sources
Also known as ALPINE-CVE-2023-0799, AZL-13394, DEBIAN-CVE-2023-0799, GHSA-9xvv-g7xh-f2qr, JLSEC-2025-294, UBUNTU-CVE-2023-0799.