CVE-2023-52844 media: vidtv: psi: Add check for kstrdup
A missing check for kstrdup return value in the Linux kernel vidtv driver can lead to a NULL pointer dereference and system crash.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-52844?
CVE-2023-52844 is a medium-severity vulnerability in Linux kernel, published on 21 May 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: vidtv: psi: Add check for kstrdup
Add check for the return value of kstrdup() and return the error if it fails in order to avoid NULL pointer dereference.
Weakness: CWE-476
Which versions are affected by CVE-2023-52844?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-52844?
Apply the vendor's patch.
Is CVE-2023-52844 being exploited?
There is no known exploitation of CVE-2023-52844 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2023-52844, DEBIAN-CVE-2023-52844, GHSA-qgvq-jr42-r2gx, UBUNTU-CVE-2023-52844.