CVE-2022-0534 Memory corruption in htmldoc
An attacker can cause a denial of service via a segmentation fault by tricking a user into opening a malicious GIF file with htmldoc.
- 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-2022-0534?
CVE-2022-0534 is a medium-severity memory corruption vulnerability in Debian Debian Linux, published on 9 Feb 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
A vulnerability was found in htmldoc version 1.9.15 where the stack out-of-bounds read takes place in gif_get_code() and occurs when opening a malicious GIF file, which can result in a crash (segmentation fault).
Weakness: CWE-125
Which versions are affected by CVE-2022-0534?
It affects 2 products.
Products include Debian Debian Linux, Htmldoc Project Htmldoc.
How do I fix CVE-2022-0534?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-0534 being exploited?
There is no known exploitation of CVE-2022-0534 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2022-0534, GHSA-f9qm-5g8q-g45w, MGASA-2022-0082, UBUNTU-CVE-2022-0534.