CVE-2021-34380 : What You Need to Know
Discover details of CVE-2021-34380 affecting NVIDIA Jetson TX1, TX2 series, TX2 NX, AGX Xavier series, Xavier NX, Nano, and Nano 2GB devices. Learn about the vulnerability and mitigation methods.
NVIDIA Jetson TX1, TX2 series, TX2 NX, AGX Xavier series, Xavier NX, Nano, and Nano 2GB devices are affected by a vulnerability in the bootloader. The flaw in NVIDIA MB2 may result in heap overflow, potentially leading to arbitrary code execution, denial of service, and information disclosure during secure boot.
Understanding CVE-2021-34380
This section provides insights into the impact and technical details of CVE-2021-34380.
What is CVE-2021-34380?
The vulnerability in NVIDIA MB2 within the bootloader of select NVIDIA Jetson devices may allow for arbitrary code execution, denial of service, and information exposure during secure boot.
The Impact of CVE-2021-34380
With a CVSS base score of 7, this vulnerability poses a high risk due to potential arbitrary code execution, denial of service, and information disclosure during secure boot processes.
Technical Details of CVE-2021-34380
Delve deeper into the specifics of the vulnerability, affected systems, and exploitation mechanisms.
Vulnerability Description
The vulnerability stems from a potential heap overflow in NVIDIA MB2, allowing attackers to corrupt heap metadata during the boot process.
Affected Systems and Versions
All Jetson Linux versions prior to r32.5.1 are impacted by this vulnerability.
Exploitation Mechanism
The local attack complexity and high availability impact make it easier for threat actors with low privileges to exploit the vulnerability.
Mitigation and Prevention
Discover immediate steps to secure your system and long-term security best practices.
Immediate Steps to Take
Users are advised to apply patches promptly, update affected systems to version r32.5.1 or above, and monitor for any signs of exploitation.
Long-Term Security Practices
Implement robust security measures, restrict access to critical systems, and maintain regular security updates to prevent similar vulnerabilities.
Patching and Updates
Regularly check for security updates from NVIDIA and apply patches to keep devices secure.