CVE-2026-47506 Denial of service in GeForce
An attacker can cause a denial of service by exploiting excessive kernel stack usage in the NVIDIA GPU Display Driver's color transform path.
- 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-2026-47506?
CVE-2026-47506 is a medium-severity denial of service 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 Windows contains a vulnerability in the kernel-mode color transform path where excessive kernel stack use occurs when evaluating YCbCr420 display emulation. A successful exploit of this vulnerability might lead to denial of service.
Weakness: CWE-121
Which versions are affected by CVE-2026-47506?
How do I fix CVE-2026-47506?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-47506 being exploited?
There is no known exploitation of CVE-2026-47506 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-47506, GHSA-c6w6-g7x3-8fmq, UBUNTU-CVE-2026-47506.