CVE-2021-35130 : What You Need to Know
Learn about CVE-2021-35130, a memory corruption vulnerability in Qualcomm products, impacting Snapdragon Auto, Consumer IOT, Industrial IOT, Mobile, and Wearables. Understand the impact, technical details, and mitigation strategies.
This article provides an overview of CVE-2021-35130, detailing the vulnerability, impact, technical details, and mitigation strategies.
Understanding CVE-2021-35130
CVE-2021-35130 is a memory corruption vulnerability found in the graphics support layer of various Qualcomm products, leading to a 'use after free' condition. The affected product lines include Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, and Snapdragon Wearables.
What is CVE-2021-35130?
The vulnerability in CVE-2021-35130 is related to memory corruption in the graphics support layer, allowing malicious actors to exploit a 'use after free' condition in the affected Qualcomm products.
The Impact of CVE-2021-35130
With a CVSS base score of 8.4, CVE-2021-35130 is considered a high-severity vulnerability. It poses a significant risk to confidentiality, integrity, and availability, with low attack complexity and no special privileges required for exploitation.
Technical Details of CVE-2021-35130
The technical details of CVE-2021-35130 include:
Vulnerability Description
The vulnerability involves a 'use after free' condition in the graphics support layer of Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, and Snapdragon Wearables.
Affected Systems and Versions
Multiple versions of the Qualcomm products are affected, including AR8035, QAM8295P, QCA6174A, and many more listed in the official Qualcomm security bulletin.
Exploitation Mechanism
Malicious actors can exploit this vulnerability by triggering the 'use after free' condition in the graphics support layer of the affected Qualcomm products.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-35130, consider the following steps:
Immediate Steps to Take
- Apply security patches provided by Qualcomm for the affected products.
- Monitor official sources for updates and advisories regarding this vulnerability.
Long-Term Security Practices
- Implement regular security updates and patches for all software and firmware.
- Follow best practices for secure coding and software development to minimize similar vulnerabilities in the future.
Patching and Updates
Stay informed about the latest security patches and updates released by Qualcomm for the affected product lines to remediate CVE-2021-35130.