CVE-2021-1123 Denial of service in NVIDIA Virtual GPU Software

Medium 5.5 Published 29 Oct 2021 Updated 3 Aug 2024

A deadlock in the NVIDIA vGPU plugin allows attackers to cause a denial of service, impacting virtualized GPU environments.

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-2021-1123?

CVE-2021-1123 is a medium-severity denial of service vulnerability in Nvidia Virtual Gpu, published on 29 Oct 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

NVIDIA vGPU software contains a vulnerability in the Virtual GPU Manager (vGPU plugin), where it can deadlock, which may lead to denial of service.

Weakness: CWE-667

Which versions are affected by CVE-2021-1123?

It affects 1 product.

Products include Nvidia Virtual Gpu.

How do I fix CVE-2021-1123?

No fix has been published for CVE-2021-1123 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-2021-1123 being exploited?

There is no known exploitation of CVE-2021-1123 in the wild and no public exploit code.

All Nvidia Virtual Gpu vulnerabilities

Sources

Also known as GHSA-4753-rgrc-fqpf.