CVE-2019-5667 : Vulnerability Insights and Analysis
Learn about CVE-2019-5667, a critical vulnerability in NVIDIA GPU Graphics Driver that may lead to code execution, denial of service, or privilege escalation. Find mitigation steps and preventive measures here.
NVIDIA Windows GPU Display Driver contains a vulnerability in the kernel mode layer handler for DxgkDdiSetRootPageTable, potentially leading to code execution, denial of service, or privilege escalation.
Understanding CVE-2019-5667
This CVE involves a critical vulnerability in the NVIDIA GPU Graphics Driver that could result in severe security risks.
What is CVE-2019-5667?
The vulnerability in the kernel mode layer handler of the NVIDIA Windows GPU Display Driver allows for potential code execution, denial of service, or privilege escalation due to a pointer dereference issue.
The Impact of CVE-2019-5667
The exploitation of this vulnerability could lead to severe consequences, including unauthorized code execution, system crashes, denial of service attacks, or unauthorized privilege escalation.
Technical Details of CVE-2019-5667
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises from the mishandling of pointers in the kernel mode layer handler for DxgkDdiSetRootPageTable, leading to potential code execution, denial of service, or privilege escalation.
Affected Systems and Versions
- Product: NVIDIA GPU Graphics Driver
- Vendor: Nvidia Corporation
- Affected Versions: All versions are impacted by this vulnerability.
Exploitation Mechanism
The vulnerability occurs when an application attempts to dereference a pointer that is expected to be valid but is actually NULL, creating an opportunity for malicious actors to exploit the system.
Mitigation and Prevention
Protecting systems from CVE-2019-5667 requires immediate action and long-term security measures.
Immediate Steps to Take
- Update the NVIDIA GPU Graphics Driver to the latest patched version provided by Nvidia Corporation.
- Monitor vendor security advisories for any additional guidance or patches.
Long-Term Security Practices
- Regularly update and patch all software and drivers to mitigate potential vulnerabilities.
- Implement robust security measures such as firewalls, intrusion detection systems, and access controls.
Patching and Updates
- Apply all security patches and updates released by Nvidia Corporation promptly to address the vulnerability and enhance system security.