CVE-2026-47556 Integer overflow in GeForce
An unprivileged user can exploit an integer overflow in the NVIDIA GPU driver kernel mode layer to achieve code execution and privilege escalation.
- 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-2026-47556?
CVE-2026-47556 is a high-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 Windows and Linux contains a vulnerability in the kernel mode layer where an unprivileged user could cause an integer overflow that leads to an out-of-bounds write. A successful exploit of this vulnerability might lead to code execution, denial of service, escalation of privileges, information disclosure, and data tampering.
Weakness: CWE-190
Which versions are affected by CVE-2026-47556?
How do I fix CVE-2026-47556?
Apply the vendor's patch.
Is CVE-2026-47556 being exploited?
There is no known exploitation of CVE-2026-47556 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-47556, GHSA-3pcg-qj8f-5wgm, UBUNTU-CVE-2026-47556.