CVE-2021-35078 : Security Advisory and Response
Discover the details of CVE-2021-35078, a memory leak vulnerability in Qualcomm Snapdragon products, its impact, affected systems, and mitigation steps to secure your devices.
A possible memory leak vulnerability was discovered in Qualcomm's Snapdragon products, leading to a high severity impact. Here's what you need to know about CVE-2021-35078.
Understanding CVE-2021-35078
This section dives into the details of the CVE, shedding light on its impact and implications.
What is CVE-2021-35078?
The vulnerability involves a potential memory leak due to improper certificate chain length validation while parsing server certificates in various Qualcomm Snapdragon products.
The Impact of CVE-2021-35078
With a CVSS base score of 7.5, this high severity vulnerability can result in a denial of service due to a possible memory leak in the affected products.
Technical Details of CVE-2021-35078
Here we cover the technical aspects of the vulnerability to provide a comprehensive understanding.
Vulnerability Description
The vulnerability stems from a flaw in how certificate chain lengths are validated during server certificate parsing, potentially leading to memory leaks.
Affected Systems and Versions
The issue impacts a wide range of Qualcomm Snapdragon products including Snapdragon Auto, Compute, Connectivity, Consumer IOT, Industrial IOT, Mobile, and Wearables, along with specific versions.
Exploitation Mechanism
The vulnerability could be exploited through network-based attacks with low attack complexity, posing a high impact on availability.
Mitigation and Prevention
Understanding how to mitigate and prevent the exploit is crucial to safeguard systems from potential attacks.
Immediate Steps to Take
Immediate actions include applying patches released by Qualcomm to address the vulnerability and monitoring for any abnormal system behavior.
Long-Term Security Practices
Implementing secure coding practices, regularly updating software, and conducting security assessments can enhance long-term security.
Patching and Updates
Regularly check for security bulletins from Qualcomm and apply patches promptly to mitigate risks and ensure system security.