CVE-2021-1938 : Security Advisory and Response

This article discusses CVE-2021-1938 related to Qualcomm products which may cause possible assertion due to improper verification during peer creation and deletion.

Understanding CVE-2021-1938

This CVE affects a wide range of Qualcomm products and can lead to a high availability impact.

What is CVE-2021-1938?

The vulnerability in Qualcomm products may trigger possible assertion errors when creating or deleting the peer in various Snapdragon platforms.

The Impact of CVE-2021-1938

With a CVSS base score of 7.5 and a high availability impact, a successful exploit of this vulnerability could lead to severe consequences like denial of service.

Technical Details of CVE-2021-1938

This section covers the specifics of the vulnerability, affected systems, and how it can be exploited.

Vulnerability Description

Improper verification during peer creation and deletion in Snapdragon Auto, Compute, Connectivity, and other Qualcomm products can result in assertion issues.

Affected Systems and Versions

A multitude of Snapdragon products like Snapdragon Auto, Mobile, Voice & Music, and Wired Infrastructure running various versions are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability remotely with a low attack complexity and no privileges required, highlighting the critical nature of the issue.

Mitigation and Prevention

Here are the steps to mitigate and prevent the exploitation of CVE-2021-1938.

Immediate Steps to Take

It is advised to apply patches and updates provided by Qualcomm to address this vulnerability promptly.

Long-Term Security Practices

Implementing network segmentation, access controls, and intrusion detection systems can enhance overall security posture.

Patching and Updates

Regularly check for security bulletins and updates from Qualcomm to ensure your systems are protected against known vulnerabilities.