CVE-2024-42101 drm/nouveau: fix null pointer dereference in nouveau_connector_get_modes
A null pointer dereference in the Linux kernel's nouveau driver can cause a system crash, requiring a kernel patch to prevent 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-2024-42101?
CVE-2024-42101 is a medium-severity vulnerability in Linux kernel, published on 30 Jul 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/nouveau: fix null pointer dereference in nouveau_connector_get_modes
In nouveau_connector_get_modes(), the return value of drm_mode_duplicate() is assigned to mode, which will lead to a possible NULL pointer dereference on failure of drm_mode_duplicate(). Add a check to avoid npd.
Weakness: CWE-476
Which versions are affected by CVE-2024-42101?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-42101?
Apply the vendor's patch.
Is CVE-2024-42101 being exploited?
There is no known exploitation of CVE-2024-42101 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-47943, BELL-CVE-2024-42101, DEBIAN-CVE-2024-42101, GHSA-22g9-jc7j-7rgj, UBUNTU-CVE-2024-42101.