CVE-2019-2236 Explained : Impact and Mitigation
Learn about CVE-2019-2236 affecting Snapdragon Auto, Compute, Connectivity, Consumer IoT, and more. Find out the impact, affected systems, and mitigation steps.
A null pointer dereference issue may occur when securely terminating applications using specific application ids in various Qualcomm platforms.
Understanding CVE-2019-2236
What is CVE-2019-2236?
This vulnerability affects multiple Qualcomm platforms, including Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IoT, Industrial IoT, Mobile, Voice & Music, Wired Infrastructure, and Networking.
The Impact of CVE-2019-2236
The vulnerability may lead to a null pointer dereference when terminating secure applications, potentially causing system instability or crashes.
Technical Details of CVE-2019-2236
Vulnerability Description
A null pointer dereference issue occurs during secure application termination using specific application ids.
Affected Systems and Versions
- Vendor: Qualcomm, Inc.
- Products: Snapdragon Auto, Compute, Connectivity, Consumer Electronics Connectivity, Consumer IoT, Industrial IoT, Mobile, Voice & Music, Wired Infrastructure, and Networking
- Versions: IPQ8074, MDM9206, MDM9607, MDM9650, MDM9655, MSM8996AU, QCA8081, QCS605, Qualcomm 215, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 650/52, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 820, SD 820A, SD 835, SD 8CX, SDA660, SDM439, SDM630, SDM660, Snapdragon_High_Med_2016, SXR1130
Exploitation Mechanism
The vulnerability can be exploited by malicious actors to trigger null pointer dereference, potentially leading to system compromise or denial of service.
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 secure coding practices to prevent null pointer dereference vulnerabilities.
Patching and Updates
- Ensure all affected systems are updated with the latest patches from Qualcomm to mitigate the risk of exploitation.