CVE-2017-15818 : Security Advisory and Response

Android for MSM, Firefox OS for MSM, QRD Android by Qualcomm, Inc. are affected by an integer overflow vulnerability in all Android releases from CAF using the Linux kernel.

Understanding CVE-2017-15818

If an application partition size in qseecom is rounded up to page_size, an integer overflow may occur in various Android releases.

What is CVE-2017-15818?

This CVE describes an integer overflow vulnerability in Android for MSM, Firefox OS for MSM, and QRD Android from Qualcomm, Inc., potentially leading to security issues.

The Impact of CVE-2017-15818

The vulnerability could allow attackers to trigger an integer overflow, leading to potential security risks in affected Android releases.

Technical Details of CVE-2017-15818

The vulnerability is detailed below:

Vulnerability Description

An integer overflow may occur in all Android releases from CAF using the Linux kernel if an application partition size in qseecom is rounded up to page_size.

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

Attackers could exploit the integer overflow in the qseecom application partition size to potentially compromise the system.

Mitigation and Prevention

Steps to address and prevent this vulnerability:

Immediate Steps to Take

Apply relevant security patches provided by Qualcomm, Inc.
Monitor for any unusual system behavior that could indicate exploitation.

Long-Term Security Practices

Regularly update and patch all software components to prevent similar vulnerabilities.
Implement secure coding practices to mitigate integer overflow vulnerabilities.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm, Inc. to apply patches promptly.