CVE-2022-38349 Denial of service in n/a
A reachable assertion in Poppler allows attackers to cause a denial of service via a crafted PDF file.
- 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-2022-38349?
CVE-2022-38349 is a medium-severity denial of service vulnerability in Freedesktop Poppler, published on 22 Aug 2023. 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
An issue was discovered in Poppler 22.08.0. There is a reachable assertion in Object.h, will lead to denial of service because PDFDoc::replacePageDict in PDFDoc.cc lacks a stream check before saving an embedded file.
Weakness: CWE-617
Which versions are affected by CVE-2022-38349?
It affects 1 product.
Products include Freedesktop Poppler.
How do I fix CVE-2022-38349?
Apply the vendor's patch.
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-2022-38349 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-38349 exists.
Other vulnerabilities in Freedesktop Poppler
Sources
Also known as DEBIAN-CVE-2022-38349, GHSA-vc2j-4f8h-8q6p, UBUNTU-CVE-2022-38349.