CVE-2019-5696 Explained : Impact and Mitigation

The NVIDIA Virtual GPU Manager has a vulnerability that could lead to denial of service due to GPU out-of-bound access.

Understanding CVE-2019-5696

This CVE involves a vulnerability in the NVIDIA Virtual GPU Manager that could be exploited to cause a denial of service.

What is CVE-2019-5696?

The NVIDIA Virtual GPU Manager, across all versions, is susceptible to a vulnerability where a guest VM providing an incorrectly sized buffer can lead to GPU out-of-bound access, potentially resulting in a denial of service.

The Impact of CVE-2019-5696

This vulnerability could allow an attacker to exploit GPU out-of-bound access, potentially causing a denial of service on the affected system.

Technical Details of CVE-2019-5696

The technical details of this CVE are as follows:

Vulnerability Description

The vulnerability in the NVIDIA Virtual GPU Manager arises when a guest VM provides a buffer with an incorrect size, leading to GPU out-of-bound access.

Affected Systems and Versions

Product: NVIDIA VGPU Display Driver
Vendor: NVIDIA
Versions Affected: All

Exploitation Mechanism

The vulnerability can be exploited when a guest VM provides a buffer with an incorrect size, triggering GPU out-of-bound access.

Mitigation and Prevention

To address CVE-2019-5696, consider the following steps:

Immediate Steps to Take

Apply vendor-supplied patches promptly.
Monitor vendor channels for updates and advisories.

Long-Term Security Practices

Regularly update and patch all software and drivers.
Implement network segmentation and access controls.

Patching and Updates

Ensure timely installation of patches and updates provided by NVIDIA to mitigate the vulnerability.