CVE-2022-42879 : Exploit Details and Defense Strategies

This article provides detailed information about CVE-2022-42879, a vulnerability affecting Intel(R) Arc(TM) & Iris(R) Xe Graphics - WHQL - Windows drivers.

Understanding CVE-2022-42879

CVE-2022-42879 is a NULL pointer dereference vulnerability found in some Intel(R) Arc(TM) & Iris(R) Xe Graphics - WHQL - Windows drivers before version 31.0.101.4255. It may allow an authenticated user to potentially enable denial of service via local access.

What is CVE-2022-42879?

The CVE-2022-42879 vulnerability involves a NULL pointer dereference in specific Intel(R) Arc(TM) & Iris(R) Xe Graphics - WHQL - Windows drivers, which could be exploited to trigger a denial of service attack by an authenticated user with local access.

The Impact of CVE-2022-42879

The impact of CVE-2022-42879 is rated as MEDIUM severity. The vulnerability could lead to a denial of service condition, affecting the availability of the system. Attackers could potentially exploit this issue to disrupt operations and services.

Technical Details of CVE-2022-42879

CVE-2022-42879 involves a NULL pointer dereference vulnerability that exists in Intel(R) Arc(TM) & Iris(R) Xe Graphics - WHQL - Windows drivers before version 31.0.101.4255.

Vulnerability Description

The vulnerability could be leveraged by an authenticated user to trigger a denial of service attack through local access.

Affected Systems and Versions

Systems running Intel(R) Arc(TM) & Iris(R) Xe Graphics - WHQL - Windows drivers before version 31.0.101.4255 are affected by CVE-2022-42879.

Exploitation Mechanism

An attacker with local access could exploit the NULL pointer dereference to enable denial of service on the affected systems.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-42879, users and administrators are advised to take the following steps:

Immediate Steps to Take

Update to version 31.0.101.4255 or later of Intel(R) Arc(TM) & Iris(R) Xe Graphics - WHQL - Windows drivers.
Monitor Intel's security advisories for patches and updates related to this vulnerability.

Long-Term Security Practices

Regularly apply security patches and updates for all software and drivers.
Follow security best practices to prevent and mitigate potential vulnerabilities.

Patching and Updates

Stay informed about security bulletins and advisories from Intel to deploy patches promptly and secure systems against known vulnerabilities.