CVE-2021-35135 : What You Need to Know
Learn about CVE-2021-35135, a vulnerability impacting multiple Qualcomm Snapdragon products, potentially leading to null pointer dereference during RSA key import. Mitigate risks with patches and updates.
A null pointer dereference may potentially occur during RSA key import in multiple Qualcomm Snapdragon products.
Understanding CVE-2021-35135
This CVE describes a vulnerability that affects a wide range of Qualcomm Snapdragon products, potentially leading to a null pointer dereference during RSA key import.
What is CVE-2021-35135?
CVE-2021-35135 is a security vulnerability that exists in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, and Snapdragon Wearables products from Qualcomm. The vulnerability may trigger a null pointer dereference during RSA key import.
The Impact of CVE-2021-35135
The impact of this vulnerability is rated as medium with a CVSS base score of 6.2. The attack complexity is low, requiring no privileges, and can lead to high availability impact.
Technical Details of CVE-2021-35135
This section provides more detailed technical information about the CVE.
Vulnerability Description
A null pointer dereference may potentially occur during RSA key import in the affected Qualcomm Snapdragon products.
Affected Systems and Versions
Multiple versions of the affected Qualcomm Snapdragon products are vulnerable to this issue.
Exploitation Mechanism
The exploitation of this vulnerability involves triggering a null pointer dereference during RSA key import in the impacted Qualcomm Snapdragon devices.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-35135, it is crucial to follow the necessary security practices and apply the available patches.
Immediate Steps to Take
Update the affected Qualcomm Snapdragon products to the latest available patches and firmware versions.
Long-Term Security Practices
Implement secure coding practices, regularly monitor for security updates, and ensure timely patch management to prevent similar vulnerabilities.
Patching and Updates
Qualcomm has released patches and advisories addressing CVE-2021-35135. Refer to the official Qualcomm security bulletin from July 2022 for detailed information on the patches and updates.