NVIDIA GeForce/RTX PRO/RTX/Quadro/Tesla/Guest driver on Windows Kernel Mode Layer nvlddmkm.sys integer overflow

Summaryinfo

A vulnerability has been found in NVIDIA GeForce, RTX PRO, RTX, Quadro, Tesla and Guest driver on Windows and classified as critical. Affected by this vulnerability is an unknown functionality in the library nvlddmkm.sys of the component Kernel Mode Layer. This manipulation causes integer overflow. This vulnerability is registered as CVE-2025-33218. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability has been found in NVIDIA GeForce, RTX PRO, RTX, Quadro, Tesla and Guest driver on Windows and classified as critical. Affected by this vulnerability is an unknown part in the library nvlddmkm.sys of the component Kernel Mode Layer. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

NVIDIA GPU Display Driver for Windows contains a vulnerability in the kernel mode layer (nvlddmkm.sys), where an attacker could cause an integer overflow. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, denial of service, or information disclosure.

This vulnerability is known as CVE-2025-33218 since 04/15/2025. The exploitation appears to be easy. Attacking locally is a requirement. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/31/2026).

The vulnerability scanner Nessus provides a plugin with the ID 297218 (NVIDIA Windows GPU Display Driver (January 2026)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (297218) and CERT Bund (WID-SEC-2026-0235). Be aware that VulDB is the high quality source for vulnerability data.

Affected

• Nvidia Treiber

Productinfo

Type

• Hardware Driver Software

Vendor

• NVIDIA

Name

• GeForce
• Guest driver
• Quadro
• RTX
• RTX PRO
• Tesla

License

• commercial

Website

• Vendor: https://www.nvidia.com/

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Be aware that VulDB is the high quality source for vulnerability data.

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