CVE-2021-1101 Explained : Impact and Mitigation

NVIDIA vGPU software is impacted by a vulnerability in the Virtual GPU Manager that could result in a denial of service attack.

Understanding CVE-2021-1101

This CVE pertains to a vulnerability in NVIDIA Virtual GPU Software.

What is CVE-2021-1101?

The vulnerability resides in the Virtual GPU Manager, where a NULL pointer dereference can occur, potentially leading to a denial of service.

The Impact of CVE-2021-1101

With a CVSS base score of 5.5, this medium-severity vulnerability requires low privileges and can significantly impact availability.

Technical Details of CVE-2021-1101

The following section provides more technical insights into this CVE.

Vulnerability Description

The vulnerability in the Virtual GPU Manager plugin allows for NULL pointer dereference, posing a risk of denial of service.

Affected Systems and Versions

NVIDIA vGPU versions 12.x (prior to 12.3), 11.x (prior to 11.5), and 8.x (prior to 8.8) are affected by this vulnerability.

Exploitation Mechanism

The vulnerability can be exploited locally with low complexity, potentially resulting in high availability impact.

Mitigation and Prevention

Learn how to protect your systems and prevent such vulnerabilities.

Immediate Steps to Take

Ensure your NVIDIA vGPU software is updated to version 12.3 or higher to mitigate this vulnerability.

Long-Term Security Practices

Regularly update your software and monitor for security advisories from NVIDIA to stay protected.

Patching and Updates

Stay informed about security patches and updates released by NVIDIA to address vulnerabilities like CVE-2021-1101.