CVE-2025-23340 Denial of service in NVIDIA CUDA Toolkit
An attacker can cause a partial denial of service in NVIDIA CUDA Toolkit by providing a malformed ELF file to the nvdisasm binary.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-23340?
CVE-2025-23340 is a low-severity denial of service vulnerability in NVIDIA CUDA Toolkit, published on 24 Sep 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
NVIDIA CUDA Toolkit for all platforms contains a vulnerability in the nvdisasm binary where a user may cause an out-of-bounds read by passing a malformed ELF file to nvdisasm. A successful exploit of this vulnerability may lead to a partial denial of service.
Weakness: CWE-125
Which versions are affected by CVE-2025-23340?
It affects 1 product.
Products include Nvidia Cuda Toolkit.
How do I fix CVE-2025-23340?
No fix has been published for CVE-2025-23340 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-2025-23340 being exploited?
There is no known exploitation of CVE-2025-23340 in the wild and no public exploit code.
Other vulnerabilities in NVIDIA CUDA Toolkit
Sources
Also known as DEBIAN-CVE-2025-23340, GHSA-97wr-qw29-jx82, UBUNTU-CVE-2025-23340.