CVE-2021-30313 : Security Advisory and Response

This article discusses the CVE-2021-30313 vulnerability affecting a wide range of Qualcomm products. It explores the impact, technical details, and mitigation strategies.

Understanding CVE-2021-30313

This CVE relates to a use after free condition in wired connectivity due to a race condition during folder creation and deletion in various Qualcomm products.

What is CVE-2021-30313?

The vulnerability involves a use after free condition that can be triggered by a race condition during folder manipulation on affected Qualcomm products.

The Impact of CVE-2021-30313

The vulnerability poses a medium-severity risk with high impacts on confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2021-30313

The following technical aspects are associated with CVE-2021-30313:

Vulnerability Description

The vulnerability stems from a race condition leading to a use after free scenario in wired connectivity across numerous Qualcomm products.

Affected Systems and Versions

Qualcomm products such as Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, and more are impacted by this vulnerability across a wide range of versions.

Exploitation Mechanism

The CVE can be exploited through malicious manipulation of folder creation and deletion processes in the wired connectivity of the affected products.

Mitigation and Prevention

Implementing the following steps can help mitigate the risks associated with CVE-2021-30313:

Immediate Steps to Take

Apply security patches and updates provided by Qualcomm.
Monitor network activities for any suspicious behavior.

Long-Term Security Practices

Regularly update and maintain all Qualcomm products to ensure they are protected against known vulnerabilities.

Patching and Updates

Stay informed about security bulletins from Qualcomm and promptly apply recommended patches to address CVE-2021-30313.