CVE-2025-33189 Memory corruption in DGX Spark
An out-of-bound write in NVIDIA DGX Spark SROOT firmware allows attackers to execute code, escalate privileges, or cause denial of service.
- 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-2025-33189?
CVE-2025-33189 is a high-severity memory corruption 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 an out-of-bound write. A successful exploit of this vulnerability might lead to code execution, data tampering, denial of service, information disclosure, or escalation of privileges.
Weakness: CWE-787
Which versions are affected by CVE-2025-33189?
It affects 1 product.
Products include Nvidia Dgx Os.
How do I fix CVE-2025-33189?
No fix has been published for CVE-2025-33189 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-33189 being exploited?
There is no known exploitation of CVE-2025-33189 in the wild and no public exploit code.
Other vulnerabilities in NVIDIA DGX Spark
Sources
Also known as GHSA-f83q-jrfh-gq6m.