CVE-2026-47517 Null dereference in GeForce
A local user can cause a denial of service in the NVIDIA GPU Display Driver for Linux by submitting a crafted ioctl that triggers a null pointer dereference.
- 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-2026-47517?
CVE-2026-47517 is a medium-severity vulnerability in NVIDIA GeForce, published on 30 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NVIDIA GPU Display Driver for Linux contains a vulnerability in the kernel mode driver where a local user may cause a null pointer dereference by submitting a crafted ioctl. A successful exploit of this vulnerability might lead to denial of service.
Weakness: CWE-476
Which versions are affected by CVE-2026-47517?
How do I fix CVE-2026-47517?
Apply the vendor's patch.
Is CVE-2026-47517 being exploited?
There is no known exploitation of CVE-2026-47517 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-47517, GHSA-4fc5-g7j4-72vc, UBUNTU-CVE-2026-47517.