CVE-2019-10558 : Security Advisory and Response

An issue arises when transferring data from APPS to DSP in the FastRPC HLOS Driver, leading to an out-of-bounds error in various Snapdragon platforms.

Understanding CVE-2019-10558

What is CVE-2019-10558?

This CVE involves an out-of-bounds error in the data buffer controlled by DSP during data transfer from APPS to DSP in multiple Snapdragon platforms.

The Impact of CVE-2019-10558

The vulnerability can be exploited to execute arbitrary code or cause a denial of service, posing a significant security risk to affected systems.

Technical Details of CVE-2019-10558

Vulnerability Description

The issue stems from improper data buffer handling in the FastRPC HLOS Driver, affecting a wide range of Snapdragon platforms and chipsets.

Affected Systems and Versions

Systems: Snapdragon Auto, Compute, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wearables
Chipsets: APQ8009, APQ8017, APQ8053, APQ8096AU, and more

Exploitation Mechanism

The vulnerability allows attackers to manipulate data buffers controlled by DSP, potentially leading to unauthorized code execution or service disruption.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Qualcomm to address the vulnerability promptly.
Monitor for any unusual activities that could indicate exploitation of the vulnerability.

Long-Term Security Practices

Regularly update firmware and software to mitigate potential security risks.
Implement network segmentation and access controls to limit the impact of successful attacks.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm to deploy patches as soon as they are available.