CVE-2021-34394 Deserialization in NVIDIA Jetson TX2 series, TX2 NX, AGX Xavier series, Xavier NX

Medium 4.2 Published 22 Jun 2021 Updated 4 Aug 2024

An attacker with a malicious client application can trigger a buffer overflow via deserialization in NVIDIA Jetson Trusty, leading to information disclosure and data modification.

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-2021-34394?

CVE-2021-34394 is a medium-severity unsafe deserialization vulnerability in NVIDIA Jetson TX2 series, TX2 NX, AGX Xavier series, Xavier NX, published on 22 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 NVIDIA OTE protocol that is present in all TAs. An incorrect message stream deserialization allows an attacker to use the malicious CA that is run by the user to cause the buffer overflow, which may lead to information disclosure and data modification.

Weakness: CWE-502

Which versions are affected by CVE-2021-34394?

It affects 1 product.

Products include Nvidia Jetson Linux.

How do I fix CVE-2021-34394?

No fix has been published for CVE-2021-34394 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2021-34394 being exploited?

There is no known exploitation of CVE-2021-34394 in the wild and no public exploit code.

Sources

Also known as GHSA-chcf-c8w2-7x53.