CVE-2024-53081 media: ar0521: don't overflow when checking PLL values
A potential integer underflow in the Linux kernel's ar0521 media driver could lead to denial of service or unexpected behavior.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-53081?
CVE-2024-53081 is a medium-severity vulnerability in Linux kernel, published on 19 Nov 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
media: ar0521: don't overflow when checking PLL values
The PLL checks are comparing 64 bit integers with 32 bit ones, as reported by Coverity. Depending on the values of the variables, this may underflow.
Fix it ensuring that both sides of the expression are u64.
Weakness: CWE-191
Which versions are affected by CVE-2024-53081?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-53081?
Apply the vendor's patch.
Is CVE-2024-53081 being exploited?
There is no known exploitation of CVE-2024-53081 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-53879, BELL-CVE-2024-53081, DEBIAN-CVE-2024-53081, GHSA-p3xg-2r2p-7rm4, UBUNTU-CVE-2024-53081.