CVE-2024-4568 Stack overflow in Xpdf 4.05 due to object loop in PDF resources
An attacker can cause a stack overflow and crash Xpdf by providing a PDF with a resource object loop, requiring users to update the software.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-4568?
CVE-2024-4568 is a low-severity denial of service vulnerability in Xpdfreader Xpdf, published on 6 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In Xpdf 4.05 (and earlier), a PDF object loop in the PDF resources leads to infinite recursion and a stack overflow.
Weakness: CWE-674
Which versions are affected by CVE-2024-4568?
It affects 1 product.
Products include Xpdfreader Xpdf.
How do I fix CVE-2024-4568?
No fix has been published for CVE-2024-4568 yet. Limit exposure of the affected software until one is available.
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-2024-4568 being exploited?
There is no known exploitation of CVE-2024-4568 in the wild and no public exploit code.
Other vulnerabilities in Xpdfreader Xpdf
Sources
Also known as GHSA-2pxq-hcw9-cvgv, UBUNTU-CVE-2024-4568.