CVE-2018-11931 Explained : Impact and Mitigation

A vulnerability in Qualcomm Snapdragon processors could allow unauthorized access to the HLOS, affecting various platforms and versions.

Understanding CVE-2018-11931

This CVE involves improper access to the HLOS during memory transfer in multiple Snapdragon platforms.

What is CVE-2018-11931?

The vulnerability allows unauthorized access to the HLOS in Qualcomm Snapdragon processors.
Affected platforms include Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music.

The Impact of CVE-2018-11931

Unauthorized access to the HLOS can lead to security breaches and potential exploitation of sensitive data.

Technical Details of CVE-2018-11931

This section provides technical insights into the vulnerability.

Vulnerability Description

Improper access to the HLOS during memory transfer in Snapdragon processors.

Affected Systems and Versions

Products: Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music
Versions: MDM9150, MDM9206, MDM9607, MDM9650, MSM8996AU, QCS605, and more.

Exploitation Mechanism

Unauthorized access occurs when transferring memory to CPZ in the affected Snapdragon platforms.

Mitigation and Prevention

Learn how to protect your systems from this vulnerability.

Immediate Steps to Take

Apply security patches provided by Qualcomm promptly.
Monitor for any unauthorized access attempts or unusual system behavior.

Long-Term Security Practices

Regularly update firmware and software to mitigate potential vulnerabilities.
Implement access control measures to restrict unauthorized access to critical system components.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm to address this vulnerability.