CVE-2019-10494 : Exploit Details and Defense Strategies

A vulnerability in various Snapdragon platforms can lead to a race condition, memory corruption, and use-after-free issue.

Understanding CVE-2019-10494

What is CVE-2019-10494?

The lack of resource lock between camera functions in multiple Snapdragon platforms can result in critical security issues.

The Impact of CVE-2019-10494

The vulnerability can lead to a race condition, memory corruption, and use-after-free (UAF) issue, potentially exploited by attackers.

Technical Details of CVE-2019-10494

Vulnerability Description

The lack of resource lock in camera functions across different Snapdragon platforms can trigger a race condition, memory corruption, and UAF.

Affected Systems and Versions

Products: Snapdragon Auto, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IoT, Snapdragon Industrial IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
Versions: APQ8009, APQ8017, APQ8053, APQ8096AU, APQ8098, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8909, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996AU, MSM8998, Nicobar, QCN7605, QCS405, QCS605, QM215, SDA660, SDA845, SDM429, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDX20, SDX24, SM6150, SM7150, SM8150

Exploitation Mechanism

The vulnerability can be exploited due to the lack of resource lock, leading to a race condition, memory corruption, and UAF.

Mitigation and Prevention

Immediate Steps to Take

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

Long-Term Security Practices

Regularly update software and firmware on affected devices.
Implement network segmentation and access controls to limit exposure.

Patching and Updates

Install security patches and updates from Qualcomm to mitigate the vulnerability.