CVE-2024-46809 drm/amd/display: Check BIOS images before it is used
A missing null check in the AMD display driver can cause a kernel crash when BIOS images fail to load, leading to denial of service.
- 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-2024-46809?
CVE-2024-46809 is a medium-severity vulnerability in Linux kernel, published on 27 Sep 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: Check BIOS images before it is used
BIOS images may fail to load and null checks are added before they are used.
This fixes 6 NULL_RETURNS issues reported by Coverity.
Weakness: CWE-476
Which versions are affected by CVE-2024-46809?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-46809?
Apply the vendor's patch.
Is CVE-2024-46809 being exploited?
There is no known exploitation of CVE-2024-46809 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-49965, BELL-CVE-2024-46809, DEBIAN-CVE-2024-46809, GHSA-2p4q-q7j4-q23g, UBUNTU-CVE-2024-46809.