CVE-2022-23319 Denial of service in n/a
An attacker can cause a denial of service by providing a specially crafted PCF font file to the pcf2bdf utility, triggering a segmentation fault.
- 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-2022-23319?
CVE-2022-23319 is a medium-severity denial of service vulnerability in n/a, published on 17 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 segmentation fault during PCF file parsing in pcf2bdf versions >=1.05 allows an attacker to trigger a program crash via a specially crafted PCF font file. This crash affects the availability of the software and dependent downstream components.
Weakness: CWE-1284
Which versions are affected by CVE-2022-23319?
It affects 1 product.
Products include Pcf2bdf Project Pcf2bdf.
How do I fix CVE-2022-23319?
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-2022-23319 being exploited?
There is no known exploitation of CVE-2022-23319 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2022-23319, GHSA-p4gv-mjgc-3g68, UBUNTU-CVE-2022-23319.