CVE-2021-1098 Denial of service in NVIDIA Virtual GPU Software
A malicious guest can exploit resource release flaws in NVIDIA vGPU Manager to cause denial of service, information disclosure, or data tampering.
- 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-2021-1098?
CVE-2021-1098 is a high-severity denial of service vulnerability in Nvidia Virtual Gpu, published on 21 Jul 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 doesn't release some resources during driver unload requests from guests. This flaw allows a malicious guest to perform operations by reusing those resources, which may lead to information disclosure, data tampering, or denial of service. This affects vGPU version 12.x (prior to 12.3), version 11.x (prior to 11.5) and version 8.x (prior 8.8).
Weakness: CWE-404
Which versions are affected by CVE-2021-1098?
It affects 1 product.
Products include Nvidia Virtual Gpu.
How do I fix CVE-2021-1098?
No fix has been published for CVE-2021-1098 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-2021-1098 being exploited?
There is no known exploitation of CVE-2021-1098 in the wild and no public exploit code.
Other vulnerabilities in Nvidia Virtual Gpu
Sources
Also known as GHSA-x9cg-qmw5-4q39.