CVE-2026-47566 Denial of service in GeForce
An unprivileged user can trigger a memory leak in the NVIDIA Linux GPU driver kernel mode layer, causing kernel memory exhaustion and 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-2026-47566?
CVE-2026-47566 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 Linux contains a vulnerability in the kernel mode layer where an unprivileged user could cause a memory leak in error paths leading to kernel memory exhaustion. A successful exploit of this vulnerability might lead to denial of service.
Weakness: CWE-401
Which versions are affected by CVE-2026-47566?
How do I fix CVE-2026-47566?
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-2026-47566 being exploited?
There is no known exploitation of CVE-2026-47566 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-47566, GHSA-p25r-p346-m9jr, UBUNTU-CVE-2026-47566.