CVE-2019-2256 Explained : Impact and Mitigation
Learn about CVE-2019-2256, a vulnerability allowing unauthorized code execution on various Qualcomm Snapdragon platforms. Find mitigation steps and affected systems here.
A user without privileges has the ability to create a bitstream that allows the payload contained within it to execute code on a variety of Snapdragon platforms.
Understanding CVE-2019-2256
What is CVE-2019-2256?
An unprivileged user can craft a bitstream such that the payload gains code execution in various Snapdragon platforms.
The Impact of CVE-2019-2256
This vulnerability allows unauthorized users to execute code on multiple Qualcomm Snapdragon platforms.
Technical Details of CVE-2019-2256
Vulnerability Description
The vulnerability involves creating a bitstream that enables code execution on Snapdragon devices.
Affected Systems and Versions
- Products: Snapdragon Auto, Compute, Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wearables
- Versions: MDM9650, MSM8909W, MSM8996AU, QCS605, Qualcomm 215, SD series, SDA660, SDM series, Snapdragon_High_Med_2016, SXR1130
Exploitation Mechanism
The vulnerability allows the execution of code through crafted bitstreams on affected Snapdragon platforms.
Mitigation and Prevention
Immediate Steps to Take
- Apply patches provided by Qualcomm promptly.
- Monitor for any unauthorized code execution.
Long-Term Security Practices
- Implement least privilege access controls.
- Regularly update firmware and software to mitigate future vulnerabilities.
Patching and Updates
Regularly check for security bulletins and updates from Qualcomm to address known vulnerabilities.