CVE-2025-33220 Use after free in GeForce
A malicious guest can exploit a use-after-free flaw in NVIDIA vGPU Manager 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
- Available
What is CVE-2025-33220?
CVE-2025-33220 is a high-severity use after free vulnerability in NVIDIA GeForce, published on 28 Jan 2026. 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, where a malicious guest could cause heap memory access after the memory is freed. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, denial of service, or information disclosure.
Weakness: CWE-416
Which versions are affected by CVE-2025-33220?
How do I fix CVE-2025-33220?
Apply the vendor's patch.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2025-33220 being exploited?
There is no known exploitation of CVE-2025-33220 in the wild and no public exploit code.
Sources
Also known as GHSA-xcvv-2phh-wm85, UBUNTU-CVE-2025-33220.