CVE-2021-1117 Denial of service in NVIDIA GPU Display Driver

Medium 4.7 Published 27 Oct 2021 Updated 3 Aug 2024

Local attackers can cause denial of service in NVIDIA GPU drivers via improper input validation in the kernel mode layer.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-1117?

CVE-2021-1117 is a medium-severity denial of service vulnerability in Nvidia Gpu Display Driver, published on 27 Oct 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape, where an attacker through specific configuration and with local unprivileged system access may cause improper input validation, which may lead to denial of service.

Weakness: CWE-129

Which versions are affected by CVE-2021-1117?

It affects 1 product.

Products include Nvidia Gpu Display Driver.

How do I fix CVE-2021-1117?

No fix has been published for CVE-2021-1117 yet. Limit exposure of the affected software until one is available.

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-2021-1117 being exploited?

There is no known exploitation of CVE-2021-1117 in the wild and no public exploit code.

All Nvidia Gpu Display Driver vulnerabilities

Sources

Also known as GHSA-c663-86cm-fc8f.