CVE-2022-30775 Denial of service in n/a
Attackers can cause excessive memory allocation and denial of service in xpdf by providing crafted PDF documents to the pdftoppm binary.
- 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-2022-30775?
CVE-2022-30775 is a medium-severity denial of service vulnerability in Xpdfreader Xpdf, published on 16 May 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
xpdf 4.04 allocates excessive memory when presented with crafted input. This can be triggered by (for example) sending a crafted PDF document to the pdftoppm binary. It is most easily reproduced with the DCMAKE_CXX_COMPILER=afl-clang-fast++ option.
Weakness: CWE-770
Which versions are affected by CVE-2022-30775?
It affects 1 product.
Products include Xpdfreader Xpdf.
How do I fix CVE-2022-30775?
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-2022-30775 being exploited?
There is no known exploitation of CVE-2022-30775 in the wild and no public exploit code.
Other vulnerabilities in Xpdfreader Xpdf
Sources
Also known as GHSA-gcw3-fxg3-hvjx, UBUNTU-CVE-2022-30775.