CVE-2020-5983 : Security Advisory and Response

NVIDIA Virtual GPU Manager contains a vulnerability that could lead to denial of service or information disclosure.

Understanding CVE-2020-5983

This CVE involves a vulnerability in NVIDIA vGPU Software versions 8.x (prior to 8.5), 10.x (prior to 10.4), and 11.0.

What is CVE-2020-5983?

The vulnerability in the vGPU plugin and host driver kernel module allows writing to a memory location beyond the intended boundary of frame buffer memory, potentially causing denial of service or information disclosure.

The Impact of CVE-2020-5983

The vulnerability could result in denial of service attacks or unauthorized access to sensitive information on affected systems.

Technical Details of CVE-2020-5983

NVIDIA vGPU Software versions 8.x (prior to 8.5), 10.x (prior to 10.4), and 11.0 are affected.

Vulnerability Description

The flaw allows writing to memory locations outside the allocated frame buffer memory, posing a risk of denial of service or information leakage.

Affected Systems and Versions

NVIDIA vGPU Software version 8.x (prior to 8.5)
NVIDIA vGPU Software version 10.x (prior to 10.4)
NVIDIA vGPU Software version 11.0

Exploitation Mechanism

Attackers can exploit this vulnerability to write to memory locations beyond the intended boundaries, potentially leading to denial of service or information disclosure.

Mitigation and Prevention

Immediate Steps to Take:

Apply patches provided by NVIDIA to address the vulnerability.
Monitor NVIDIA's security advisories for updates and follow recommended actions. Long-Term Security Practices:
Regularly update and patch software to prevent known vulnerabilities.
Implement network segmentation and access controls to limit the impact of potential attacks.
Conduct regular security assessments and audits to identify and address security gaps.
Educate users on best practices for secure computing.
Consider implementing intrusion detection/prevention systems to detect and block malicious activities.

Patching and Updates

Ensure that all affected systems are updated with the latest patches from NVIDIA to mitigate the vulnerability.