CVE-2022-0137 Memory corruption in htmldoc
A heap buffer overflow in HTMLDOC allows attackers to write outside buffer boundaries, potentially leading to code execution or crashes.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-0137?
CVE-2022-0137 is a high-severity memory corruption vulnerability in michaelrsweet htmldoc, published on 14 Nov 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A heap buffer overflow in image_set_mask function of HTMLDOC before 1.9.15 allows an attacker to write outside the buffer boundaries.
Which versions are affected by CVE-2022-0137?
It affects 1 product.
Products include Htmldoc Project Htmldoc.
How do I fix CVE-2022-0137?
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-2022-0137 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-0137 exists.
Other vulnerabilities in michaelrsweet htmldoc
Sources
Also known as DEBIAN-CVE-2022-0137, GHSA-f2rv-ggmm-f4p9, UBUNTU-CVE-2022-0137.