CVE-2023-52460 drm/amd/display: Fix NULL pointer dereference at hibernate
A local attacker can cause a denial of service by triggering a null pointer dereference in the AMD display driver during hibernation.
- 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-2023-52460?
CVE-2023-52460 is a medium-severity vulnerability in Linux kernel, published on 23 Feb 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:
drm/amd/display: Fix NULL pointer dereference at hibernate
During hibernate sequence the source context might not have a clk_mgr. So don't use it to look for DML2 support.
Weakness: CWE-476
Which versions are affected by CVE-2023-52460?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-52460?
Apply the vendor's patch.
Is CVE-2023-52460 being exploited?
There is no known exploitation of CVE-2023-52460 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2023-52460, GHSA-p8w7-vvc7-q62h, UBUNTU-CVE-2023-52460.