CVE-2025-33207 Missing authorization in BlueField GA
A user with VF access can cause denial of service by sending malicious commands to the firmware due to improper access control.
- 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-2025-33207?
CVE-2025-33207 is a medium-severity missing authorization vulnerability in NVIDIA BlueField GA, published on 29 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NVIDIA ConnectX and Bluefield contain a vulnerability in a control register, where a user with VF access could cause improper access control for the register interface by sending a malicious command to the firmware. A successful exploit of this vulnerability might lead to denial of service.
Weakness: CWE-1262
Which versions are affected by CVE-2025-33207?
How do I fix CVE-2025-33207?
No fix has been published for CVE-2025-33207 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-33207 being exploited?
There is no known exploitation of CVE-2025-33207 in the wild and no public exploit code.
Sources
Also known as GHSA-xvmw-v642-vxxr.