CVE-2018-5838 : Security Advisory and Response
Learn about CVE-2018-5838 affecting Qualcomm Snapdragon Automobile, Mobile, and Wear devices. Discover the risks, impacted systems, and mitigation steps for this array index vulnerability.
Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear devices by Qualcomm are affected by an improper validation of array index vulnerability in the adreno OpenGL driver, potentially leading to out-of-bounds access in SurfaceFlinger.
Understanding CVE-2018-5838
This CVE involves a vulnerability in the adreno OpenGL driver in Qualcomm's Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear devices.
What is CVE-2018-5838?
The vulnerability in the adreno OpenGL driver can result in improper validation of array index, allowing for potential out-of-bounds access in SurfaceFlinger.
The Impact of CVE-2018-5838
The vulnerability could be exploited to trigger out-of-bounds access, potentially leading to unauthorized access or system crashes on affected devices.
Technical Details of CVE-2018-5838
Qualcomm's Snapdragon Automobile, Snapdragon Mobile, and Snapdragon Wear devices are affected by this vulnerability.
Vulnerability Description
The adreno OpenGL driver in the mentioned Qualcomm devices is susceptible to improper validation of array index, enabling out-of-bounds access in SurfaceFlinger.
Affected Systems and Versions
- Products: Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear
- Versions: MDM9206, MDM9607, MDM9650, MSM8909W, MSM8996AU, SD 210/SD 212/SD 205, SD 425, SD 430, SD 450, SD 600, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 800, SD 810, SD 820, SD 820A, SD 835, SD 845, SDX20
Exploitation Mechanism
The vulnerability allows attackers to exploit the adreno OpenGL driver to perform out-of-bounds access in SurfaceFlinger, potentially compromising system integrity.
Mitigation and Prevention
Immediate action and long-term security practices are essential to mitigate the risks associated with CVE-2018-5838.
Immediate Steps to Take
- Apply security patches provided by Qualcomm promptly.
- Monitor official channels for updates and advisories regarding this vulnerability.
Long-Term Security Practices
- Regularly update software and firmware on affected devices.
- Implement network security measures to prevent unauthorized access.
Patching and Updates
- Stay informed about security bulletins and patches released by Qualcomm.
- Ensure timely installation of updates to address the CVE-2018-5838 vulnerability.