CVE-2022-31618 : Security Advisory and Response

NVIDIA vGPU software contains a vulnerability in the Virtual GPU Manager (vGPU plugin) that can dereference a null pointer, leading to denial of service.

Understanding CVE-2022-31618

This CVE identifies a vulnerability in NVIDIA Virtual GPU Software and NVIDIA Cloud Gaming products.

What is CVE-2022-31618?

The vulnerability in NVIDIA vGPU software allows attackers to trigger a denial of service by exploiting a null pointer dereference in the Virtual GPU Manager.

The Impact of CVE-2022-31618

The vulnerability's impact is rated as high, with a CVSS base score of 5.5 and an availability impact of HIGH. It requires low privileges and has a low attack complexity.

Technical Details of CVE-2022-31618

This section covers the specifics of the vulnerability.

Vulnerability Description

NVIDIA vGPU software allows for a null pointer dereference in the Virtual GPU Manager, enabling potential denial of service attacks.

Affected Systems and Versions

The affected versions include vGPU version 14.x (prior to 14.2), version 13.x (prior to 13.4), and version 11.x (prior to 11.9) of the software.

Exploitation Mechanism

Attackers can exploit this vulnerability locally, with no user interaction required, making the attack vector localized.

Mitigation and Prevention

Mitigation strategies to address CVE-2022-31618.

Immediate Steps to Take

Users should update their NVIDIA vGPU Software to version 14.2 or higher to mitigate the vulnerability. Implementing strong access controls can also reduce the risk of exploitation.

Long-Term Security Practices

Regularly monitor for NVIDIA security updates and apply patches promptly to stay protected against known vulnerabilities.

Patching and Updates

Stay informed about the latest security advisories from NVIDIA and ensure timely deployment of patches to safeguard systems.