CVE-2022-2869 Integer overflow in libtiff
A uint32_t underflow in libtiff's tiffcrop tool allows out-of-bounds read and write, potentially leading to code execution or crashes via crafted files.
- 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
- Available
What is CVE-2022-2869?
CVE-2022-2869 is a medium-severity vulnerability in Debian Debian Linux, published on 17 Aug 2022. 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
libtiff's tiffcrop tool has a uint32_t underflow which leads to out of bounds read and write in the extractContigSamples8bits routine. An attacker who supplies a crafted file to tiffcrop could trigger this flaw, most likely by tricking a user into opening the crafted file with tiffcrop. Triggering this flaw could cause a crash or potentially further exploitation.
Which versions are affected by CVE-2022-2869?
It affects 3 products.
Products include Debian Debian Linux, Fedoraproject Fedora, Libtiff Libtiff.
How do I fix CVE-2022-2869?
Apply the vendor's patch.
Is CVE-2022-2869 being exploited?
There is no known exploitation of CVE-2022-2869 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as ALPINE-CVE-2022-2869, AZL-10593, DEBIAN-CVE-2022-2869, GHSA-m98c-rvx4-4xmr, JLSEC-2025-278, UBUNTU-CVE-2022-2869.