CVE-2019-2316 Explained : Impact and Mitigation

Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Voice & Music by Qualcomm, Inc. are affected by a Use After Free Issue in HLOS.

Understanding CVE-2019-2316

What is CVE-2019-2316?

The vulnerability involves the digest computation in various Qualcomm Snapdragon products, leading to the use of a local variable beyond its scope.

The Impact of CVE-2019-2316

The issue can potentially allow attackers to exploit the system through unauthorized access or manipulation of data.

Technical Details of CVE-2019-2316

Vulnerability Description

The vulnerability arises from the improper handling of a local variable in the digest computation process.

Affected Systems and Versions

Products: Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Voice & Music
Versions: MDM9640, QCS405, QCS605, SD 425, SD 427, SD 430, SD 435, SD 450, SD 625, SD 636, SD 665, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 845 / SD 850, SD 855, SDM660, SDX24

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to gain unauthorized access or manipulate data within the affected systems.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Qualcomm to address the vulnerability.
Monitor for any unauthorized access or unusual system behavior.

Long-Term Security Practices

Regularly update software and firmware to mitigate potential security risks.
Implement access controls and monitoring mechanisms to detect and prevent unauthorized activities.

Patching and Updates

Ensure that all affected systems are updated with the latest patches and security fixes.