CVE-2021-34373 : Security Advisory and Response

A detailed overview of CVE-2021-34373, a vulnerability found in the NVIDIA Jetson TX1 affecting all Jetson Linux versions prior to r32.5.1.

Understanding CVE-2021-34373

This section provides an in-depth analysis of the vulnerability.

What is CVE-2021-34373?

The Trusty trusted Linux kernel (TLK) on NVIDIA Jetson TX1 is susceptible to a lack of heap hardening, leading to potential heap overflows that could result in information disclosure and denial of service.

The Impact of CVE-2021-34373

With a CVSS base score of 7.9 (High Severity), this vulnerability has a significant impact on confidentiality and availability. The attack complexity is low, with high privileges required.

Technical Details of CVE-2021-34373

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability arises due to a lack of heap hardening, facilitating heap overflows with severe consequences.

Affected Systems and Versions

All Jetson Linux versions prior to r32.5.1 are affected by this vulnerability on the NVIDIA Jetson TX1.

Exploitation Mechanism

The exploitation of this vulnerability could lead to information disclosure and denial of service attacks.

Mitigation and Prevention

Here are the steps to mitigate and prevent exploitation of CVE-2021-34373.

Immediate Steps to Take

It is crucial to apply security patches promptly to address the vulnerability. Additionally, monitoring for any suspicious activities is recommended.

Long-Term Security Practices

Implementing robust security protocols, conducting regular security audits, and staying informed about security updates are essential for long-term security.

Patching and Updates

Regularly check for security updates and patches released by NVIDIA to ensure the mitigation of CVE-2021-34373.