CVE-2019-10548 : Security Advisory and Response

A potential issue of Heap use-after-free may occur in various Qualcomm Snapdragon platforms during DPL initialization.

Understanding CVE-2019-10548

What is CVE-2019-10548?

A Heap use-after-free issue can arise when attempting to acquire the datad ipc handle during DPL initialization, specifically affecting multiple Qualcomm Snapdragon platforms.

The Impact of CVE-2019-10548

This issue affects a wide range of Qualcomm Snapdragon platforms, potentially leading to system instability and security vulnerabilities.

Technical Details of CVE-2019-10548

Vulnerability Description

The vulnerability involves a Heap use-after-free scenario during DPL initialization in Qualcomm Snapdragon platforms.

Affected Systems and Versions

Affected Systems: Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Wearables
Affected Versions: APQ8009, APQ8053, APQ8096AU, MSM8905, MSM8909, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8939, MSM8940, MSM8953, MSM8996AU, MSM8998, Nicobar, QCA6574AU, QCS605, QM215, SDA660, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SM6150, SM7150, SM8150, SXR1130

Exploitation Mechanism

The vulnerability occurs when a modem SSR (System Selective Reset) coincides with the acquisition of the datad ipc handle during DPL initialization.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Qualcomm to address the Heap use-after-free issue.
Monitor Qualcomm's security bulletins for updates and recommendations.

Long-Term Security Practices

Regularly update Qualcomm Snapdragon platforms with the latest security patches.
Implement secure coding practices to prevent Heap use-after-free vulnerabilities.

Patching and Updates

Stay informed about security advisories and updates from Qualcomm.