CVE-2019-5098 : Security Advisory and Response
Learn about CVE-2019-5098, an out-of-bounds read vulnerability in the AMD ATIDXX64.DLL driver, version 26.20.13001.29010, allowing attackers to exploit systems via crafted pixel shaders.
A vulnerability exists in the AMD ATIDXX64.DLL driver, version 26.20.13001.29010, allowing for an exploitable out-of-bounds read. This vulnerability can be triggered by a carefully crafted pixel shader, affecting VMware hosts from a guest VM.
Understanding CVE-2019-5098
This CVE identifies a specific vulnerability in the AMD ATIDXX64.DLL driver that poses a security risk to systems utilizing affected versions.
What is CVE-2019-5098?
The CVE-2019-5098 vulnerability is an out-of-bounds read issue in the AMD ATIDXX64.DLL driver, version 26.20.13001.29010. It can be exploited through a specially crafted pixel shader.
The Impact of CVE-2019-5098
The vulnerability allows an attacker to trigger an out-of-bounds read by supplying a carefully crafted shader file. This can lead to security breaches and compromise the integrity of systems running the affected driver.
Technical Details of CVE-2019-5098
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The vulnerability in AMD ATIDXX64.DLL driver, version 26.20.13001.29010, enables an exploitable out-of-bounds read when a specific pixel shader is used.
Affected Systems and Versions
- Product: AMD ATI
- Version: AMD ATIDXX64.DLL (26.20.13001.29010) running on Radeon RX 550 / 550 Series VMware Workstation 15 (15.1.0 build-13591040) with Windows 10 x64 as guestVM
Exploitation Mechanism
The vulnerability can be exploited by providing a meticulously crafted shader file, triggering the out-of-bounds read and potentially compromising the system.
Mitigation and Prevention
Protecting systems from CVE-2019-5098 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Monitor for any suspicious activities or files related to shader manipulation.
Long-Term Security Practices
- Regularly update and patch software to prevent known vulnerabilities.
- Implement network segmentation to limit the impact of potential breaches.
Patching and Updates
Regularly check for updates and patches from AMD ATI to address the CVE-2019-5098 vulnerability.