CVE-2017-11047 : Vulnerability Insights and Analysis

Android for MSM, Firefox OS for MSM, QRD Android, and all Android releases from CAF using the Linux kernel are affected by a graphics driver issue that could lead to writing data to kernel memory.

Understanding CVE-2017-11047

This CVE identifies a vulnerability in the graphics driver ioctl handler of certain Qualcomm products running Android releases from CAF with the Linux kernel.

What is CVE-2017-11047?

The vulnerability arises due to the absence of copy_from_user() function calls, potentially allowing unauthorized writing to kernel memory.

The Impact of CVE-2017-11047

The vulnerability could be exploited to write data to kernel memory, leading to potential security breaches and system compromise.

Technical Details of CVE-2017-11047

This section provides detailed technical information about the CVE.

Vulnerability Description

The issue stems from improper input validation in the display, specifically in the graphics driver ioctl handler.

Affected Systems and Versions

Product: Android for MSM, Firefox OS for MSM, QRD Android
Vendor: Qualcomm, Inc.
Versions: All Android releases from CAF using the Linux kernel

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to write data to kernel memory, potentially compromising system integrity.

Mitigation and Prevention

Protect your systems from CVE-2017-11047 with the following steps:

Immediate Steps to Take

Apply security patches provided by Qualcomm or relevant vendors promptly.
Monitor vendor security bulletins for updates and advisories.

Long-Term Security Practices

Implement secure coding practices to prevent similar vulnerabilities in the future.
Regularly update and patch systems to mitigate known security risks.

Patching and Updates

Ensure all systems running affected versions receive the latest security patches.
Regularly check for updates from Qualcomm and other relevant vendors to address security vulnerabilities.