CVE-2019-14123 : Security Advisory and Response

Snapdragon platforms by Qualcomm are vulnerable to buffer overflow and over read due to missing boundary checks in certain versions.

Understanding CVE-2019-14123

What is CVE-2019-14123?

The vulnerability in Snapdragon platforms can lead to buffer overflow and over read due to the absence of boundary checks for fixed limits in specific versions.

The Impact of CVE-2019-14123

The vulnerability poses a risk of exploitation by malicious actors to potentially compromise the affected systems.

Technical Details of CVE-2019-14123

Vulnerability Description

The issue arises from improper input validation in content protection, specifically in Snapdragon Auto, Compute, Mobile, and Wired Infrastructure platforms.

Affected Systems and Versions

Affected Products: Snapdragon Auto, Compute, Mobile, Wired Infrastructure and Networking
Vulnerable Versions: Kamorta, QCS404, Rennell, SC7180, SDX55, SM6150, SM7150, SM8250, SXR2130

Exploitation Mechanism

The vulnerability can be exploited by leveraging the lack of boundary checks for fixed limits in the widevine HLOS client, considering it untrustworthy.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Qualcomm promptly to address the vulnerability.
Monitor Qualcomm's security bulletins for updates and advisories.

Long-Term Security Practices

Implement proper input validation mechanisms in software development processes.
Regularly update and patch systems to mitigate potential security risks.

Patching and Updates

Regularly check for and apply security updates and patches released by Qualcomm to ensure the protection of Snapdragon platforms.