CVE-2025-33198 Information disclosure in DGX Spark

Low 3.3 Published 25 Nov 2025 Updated 25 Nov 2025

An attacker can exploit a resource reuse flaw in NVIDIA DGX Spark firmware to disclose sensitive information.

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-2025-33198?

CVE-2025-33198 is a low-severity vulnerability in NVIDIA DGX Spark, published on 25 Nov 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

NVIDIA DGX Spark GB10 contains a vulnerability in SROOT firmware, where an attacker could cause a resource to be reused. A successful exploit of this vulnerability might lead to information disclosure.

Weakness: CWE-226

Which versions are affected by CVE-2025-33198?

It affects 1 product.

Products include Nvidia Dgx Os.

How do I fix CVE-2025-33198?

No fix has been published for CVE-2025-33198 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-33198 being exploited?

There is no known exploitation of CVE-2025-33198 in the wild and no public exploit code.

Sources

Also known as GHSA-hmmf-h566-h9vj.