CVE-2021-34376 Memory corruption in NVIDIA Jetson AGX Xavier series, Jetson Xavier NX, Jetson TX2 series, Jetson TX2 NX

High 7.7 Published 30 Jun 2021 Updated 4 Aug 2024

Missing bounds checking in NVIDIA Jetson HDCP service allows attackers to cause denial of service, escalate privileges, or disclose information.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2021-34376?

CVE-2021-34376 is a high-severity memory corruption vulnerability in NVIDIA Jetson AGX Xavier series, Jetson Xavier NX, Jetson TX2 series, Jetson TX2 NX, published on 30 Jun 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Trusty contains a vulnerability in the HDCP service TA where bounds checking in command 5 is missing. Improper restriction of operations within the bounds of a memory buffer might lead to denial of service, escalation of privileges, and information disclosure.

Weakness: CWE-119

Which versions are affected by CVE-2021-34376?

It affects 1 product.

Products include Nvidia Jetson Linux.

How do I fix CVE-2021-34376?

No fix has been published for CVE-2021-34376 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2021-34376 being exploited?

There is no known exploitation of CVE-2021-34376 in the wild and no public exploit code.

Sources

Also known as GHSA-56vh-3jjj-vm67.