CVE-2025-33244 Deserialization in Apex
An unauthorized attacker can exploit untrusted data deserialization in NVIDIA APEX to execute code, escalate privileges, or tamper with data.
- 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-2025-33244?
CVE-2025-33244 is a critical unsafe deserialization vulnerability in NVIDIA Apex, published on 24 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NVIDIA APEX for Linux contains a vulnerability where an unauthorized attacker could cause a deserialization of untrusted data. This vulnerability affects environments that use PyTorch versions earlier than 2.6. A successful exploit of this vulnerability might lead to code execution, denial of service, escalation of privileges, data tampering, and information disclosure.
Weakness: CWE-502
Which versions are affected by CVE-2025-33244?
How do I fix CVE-2025-33244?
No fix has been published for CVE-2025-33244 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2025-33244 being exploited?
There is no known exploitation of CVE-2025-33244 in the wild and no public exploit code.
Sources
Also known as GHSA-x6mp-6wvc-9f66.