CVE-2021-34389 Information disclosure in NVIDIA Jetson, TX2 series, TX2 NX, AGX Xavier series, Xavier NX

Medium 5.0 Published Updated

A local attacker can exploit a bounds check error in NVIDIA OTE protocol parsing to disclose heap memory from the TrustZone.

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

What is CVE-2021-34389?

CVE-2021-34389 is a medium-severity vulnerability in NVIDIA Jetson, TX2 series, TX2 NX, AGX Xavier series, Xavier NX, published on 21 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 NVIDIA OTE protocol message parsing code, which is present in all the TAs. An incorrect bounds check can allow a local user through a malicious client to access memory from the heap in the TrustZone, which may lead to information disclosure.

Weakness: CWE-401

Which versions are affected by CVE-2021-34389?

It affects 1 product.

Products include Nvidia Jetson Linux.

How do I fix CVE-2021-34389?

No fix has been published for CVE-2021-34389 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-34389 being exploited?

There is no known exploitation of CVE-2021-34389 in the wild and no public exploit code.

Sources

Also known as GHSA-6qjw-qgr8-m5c4.

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