CVE-2025-33215 Denial of service in SNAP-4 Container
A malicious guest VM can cause a denial of service in NVIDIA SNAP-4 Container by sending crafted messages, impacting storage availability for other VMs.
- 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-2025-33215?
CVE-2025-33215 is a medium-severity denial of service vulnerability in NVIDIA SNAP-4 Container, 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 SNAP-4 Container contains a vulnerability in the VIRTIO-BLK component where a malicious guest VM may cause use of out-of-range pointer offset by sending crafted messages. A successful exploit of this vulnerability may lead to a denial of service of the DPA and impact the availability of storage to other VMs.
Weakness: CWE-823
Which versions are affected by CVE-2025-33215?
How do I fix CVE-2025-33215?
No fix has been published for CVE-2025-33215 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-33215 being exploited?
There is no known exploitation of CVE-2025-33215 in the wild and no public exploit code.
Sources
Also known as GHSA-c4x2-4777-gmwq.