CVE-2021-1085 Race condition in NVIDIA Virtual GPU Software

High 7.3 Published 29 Apr 2021 Updated 3 Aug 2024

A race condition in the NVIDIA vGPU driver allows attackers to escalate privileges, cause denial of service, and disclose information via shared memory manipulation.

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-2021-1085?

CVE-2021-1085 is a high-severity vulnerability in NVIDIA Virtual GPU Software, published on 29 Apr 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

NVIDIA vGPU driver contains a vulnerability in the Virtual GPU Manager (vGPU plugin), where there is the potential to write to a shared memory location and manipulate the data after the data has been validated, which may lead to denial of service and escalation of privileges and information disclosure but attacker doesn't have control over what information is obtained. This affects vGPU version 12.x (prior to 12.2), version 11.x (prior to 11.4) and version 8.x (prior to 8.7).

Weakness: CWE-20

Which versions are affected by CVE-2021-1085?

It affects 1 product.

Products include Nvidia Virtual Gpu Manager.

How do I fix CVE-2021-1085?

No fix has been published for CVE-2021-1085 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-1085 being exploited?

There is no known exploitation of CVE-2021-1085 in the wild and no public exploit code.

Sources

Also known as GHSA-xhh9-57w6-w8vg.