CVE-2021-1121 Denial of service in NVIDIA Virtual GPU Software
A malicious vGPU can starve resources of other vGPUs on the same physical GPU, causing denial of service for virtualized workloads.
- 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-2021-1121?
CVE-2021-1121 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 kernel driver, where a vGPU can cause resource starvation among other vGPUs hosted on the same GPU, which may lead to denial of service.
Weakness: CWE-770
Which versions are affected by CVE-2021-1121?
It affects 1 product.
Products include Nvidia Virtual Gpu.
How do I fix CVE-2021-1121?
No fix has been published for CVE-2021-1121 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-2021-1121 being exploited?
There is no known exploitation of CVE-2021-1121 in the wild and no public exploit code.
Other vulnerabilities in Nvidia Virtual Gpu
Sources
Also known as GHSA-6cxv-8v34-hcx7.