CVE-2021-37530 Denial of service in n/a
A segfault in fig2dev allows attackers to cause a denial of service via crafted input, affecting users of the image conversion tool.
- 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-2021-37530?
CVE-2021-37530 is a medium-severity denial of service vulnerability in Debian Debian Linux, published on 12 Jan 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 denial of service vulnerabiity exists in fig2dev through 3.28a due to a segfault in the open_stream function in readpics.c.
Weakness: CWE-787
Which versions are affected by CVE-2021-37530?
It affects 2 products.
Products include Debian Debian Linux, Fig2dev Project Fig2dev.
How do I fix CVE-2021-37530?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2021-37530 being exploited?
There is no known exploitation of CVE-2021-37530 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2021-37530, GHSA-5v6m-wc53-qffj.