CVE-2017-6317 : Vulnerability Insights and Analysis

A memory leak vulnerability in virglrenderer before version 0.6.0 allows local guest operating system users to launch a denial of service attack by exploiting specific vectors related to the sprog variable.

Understanding CVE-2017-6317

This CVE entry describes a memory leak issue in the add_shader_program function of virglrenderer.

What is CVE-2017-6317?

The vulnerability in the vrend_renderer.c file of virglrenderer before version 0.6.0 enables local guest OS users to trigger a denial of service attack by causing excessive consumption of host memory.

The Impact of CVE-2017-6317

The vulnerability allows attackers to exhaust host memory, potentially leading to system instability and service disruption.

Technical Details of CVE-2017-6317

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The add_shader_program function in virglrenderer before version 0.6.0 suffers from a memory leak issue, which can be exploited by local guest OS users.

Affected Systems and Versions

Product: N/A
Vendor: N/A
Versions affected: N/A

Exploitation Mechanism

The vulnerability can be exploited by utilizing specific vectors related to the sprog variable, leading to excessive consumption of host memory.

Mitigation and Prevention

Protective measures and actions to mitigate the impact of CVE-2017-6317.

Immediate Steps to Take

Apply the recommended patches and updates provided by the vendor.
Monitor system resources for any unusual memory consumption.
Restrict access to vulnerable systems.

Long-Term Security Practices

Regularly update and patch software to prevent known vulnerabilities.
Implement proper access controls and user permissions to limit potential exploitation.

Patching and Updates

Update virglrenderer to version 0.6.0 or later to address the memory leak vulnerability.