CVE-2019-5183 : Security Advisory and Response

A security vulnerability exists in the AMD ATIDXX64.DLL driver versions 26.20.13031.10003, 26.20.13031.15006, and 26.20.13031.18002, potentially leading to code execution through a type confusion issue when a specific pixel shader is used. This vulnerability can be exploited by a malicious actor through a carefully crafted shader file, affecting VMware Workstation 15 running on Windows 10 x64 as a guestVM.

Understanding CVE-2019-5183

This CVE involves a type confusion vulnerability in the AMD ATIDXX64.DLL driver, posing a risk of code execution when manipulated by a specially crafted shader file.

What is CVE-2019-5183?

The vulnerability in the AMD ATIDXX64.DLL driver versions 26.20.13031.10003, 26.20.13031.15006, and 26.20.13031.18002 allows for potential code execution through a type confusion issue triggered by a specific pixel shader.

The Impact of CVE-2019-5183

If exploited, this vulnerability can enable an attacker to execute arbitrary code by supplying a carefully crafted shader file, potentially compromising the security of the affected systems.

Technical Details of CVE-2019-5183

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability arises from a type confusion issue in the AMD ATIDXX64.DLL driver, versions 26.20.13031.10003, 26.20.13031.15006, and 26.20.13031.18002, allowing for potential code execution.

Affected Systems and Versions

Product: AMD
Versions: 26.20.13031.10003, 26.20.13031.15006, 26.20.13031.18002
Affected System: Radeon RX 550 / 550 Series VMware Workstation 15 (15.5.0 build-14665864) with Windows 10 x64 as guestVM

Exploitation Mechanism

The vulnerability can be exploited by providing a specially crafted shader file, triggering the type confusion issue and potentially leading to code execution.

Mitigation and Prevention

Protecting systems from CVE-2019-5183 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by AMD to address the vulnerability promptly.
Monitor for any suspicious activities or files related to shader manipulation.

Long-Term Security Practices

Regularly update and patch all software and drivers to prevent known vulnerabilities.
Implement network segmentation and access controls to limit the impact of potential attacks.

Patching and Updates

Stay informed about security advisories from AMD and apply patches as soon as they are released to mitigate the risk of exploitation.