CVE-2018-5832 : Vulnerability Insights and Analysis

A Use After Free vulnerability in Android releases from Code Aurora Forum (CAF) utilizing the Linux kernel can lead to a race condition in the camera driver ioctl handler.

Understanding CVE-2018-5832

What is CVE-2018-5832?

This CVE refers to a Use After Free condition in Android for MSM, Firefox OS for MSM, and QRD Android prior to the security patch level 2018-06-05, caused by a race condition in the camera driver ioctl handler.

The Impact of CVE-2018-5832

The vulnerability can be exploited to execute arbitrary code or cause a denial of service (DoS) attack on affected systems.

Technical Details of CVE-2018-5832

Vulnerability Description

A Use After Free condition occurs in the camera driver ioctl handler due to a race condition in Android releases from CAF using the Linux kernel.

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 arises from a race condition in the camera driver ioctl handler, allowing attackers to trigger the Use After Free condition.

Mitigation and Prevention

Immediate Steps to Take

Apply the latest security patch level 2018-06-05 or later to mitigate the vulnerability.
Monitor vendor security bulletins for updates and patches.

Long-Term Security Practices

Regularly update software and firmware to address security vulnerabilities.
Implement network segmentation and access controls to limit exposure to potential attacks.

Patching and Updates

Install security patches provided by Qualcomm and follow best practices for secure software development.