CVE-2022-28188 : Security Advisory and Response

NVIDIA GPU Display Driver for Windows has been identified with a vulnerability that may result in denial of service due to improper input validation. Here is a detailed overview of CVE-2022-28188.

Understanding CVE-2022-28188

This section delves into the nature of the vulnerability and its potential impact.

What is CVE-2022-28188?

The NVIDIA GPU Display Driver for Windows is affected by a flaw in the kernel mode layer handler for DxgkDdiEscape, allowing incorrect validation or lack of validation for user input. This vulnerability can trigger denial of service attacks.

The Impact of CVE-2022-28188

With a CVSS base score of 5.5 (Medium severity), this vulnerability has a low attack complexity and can be exploited locally, leading to high availability impact without compromising confidentiality or integrity.

Technical Details of CVE-2022-28188

Explore the specifics of the vulnerability, including affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability arises from the driver's inability to properly validate user input, particularly in the handling of DxgkDdiEscape, potentially causing denial of service due to unsafe data processing.

Affected Systems and Versions

All GPU Driver versions for Windows are impacted by this vulnerability, highlighting the widespread nature of the issue across NVIDIA's Windows driver offerings.

Exploitation Mechanism

By exploiting the improper input validation, threat actors can send malicious data to the driver, exploiting the lack of validation checks and potentially leading to denial of service scenarios.

Mitigation and Prevention

Discover the necessary steps to mitigate the risks associated with CVE-2022-28188 and prevent potential exploitation.

Immediate Steps to Take

Users are advised to monitor vendor communications for patches addressing the vulnerability. Implementing security updates promptly is crucial to minimize the risk of exploitation.

Long-Term Security Practices

Incorporating robust input validation mechanisms and following best practices for secure coding can enhance the overall security posture, reducing the likelihood of similar vulnerabilities.

Patching and Updates

Stay informed about security updates released by NVIDIA for the GPU Display Driver on Windows. Regularly applying patches and keeping systems up to date is essential for safeguarding against known vulnerabilities.