CVE-2018-11987 : Vulnerability Insights and Analysis

Android for MSM, Firefox OS for MSM, and QRD Android by Qualcomm, Inc. are affected by a kernel panic vulnerability due to memory allocation failure during boot.

Understanding CVE-2018-11987

This CVE involves a double free issue in the kernel, leading to a kernel panic in various Android releases.

What is CVE-2018-11987?

This vulnerability occurs in Android releases from CAF using the Linux kernel when there is a memory allocation failure for the secure pool during boot, resulting in an incorrect pointer access.

The Impact of CVE-2018-11987

The vulnerability can cause a kernel panic, potentially leading to system instability or crashes.

Technical Details of CVE-2018-11987

Vulnerability Description

The issue arises from a double free problem in the kernel, triggered by memory allocation failure during boot.

Affected Systems and Versions

Products: Android for MSM, Firefox OS for MSM, QRD Android
Versions: All Android releases from CAF using the Linux kernel

Exploitation Mechanism

The vulnerability is exploited by causing an unexpected failure in memory allocation for the secure pool during boot, resulting in an incorrect pointer access.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Qualcomm to address the vulnerability.
Monitor vendor security bulletins for updates and follow recommended actions.

Long-Term Security Practices

Regularly update software and firmware to the latest versions.
Implement secure boot mechanisms and memory protection features.

Patching and Updates

Install security updates and patches from Qualcomm promptly to mitigate the vulnerability.