CVE-2021-34382 Integer overflow in NVIDIA Jetson TX1

Medium 6.7 Published Updated

An integer overflow in the NVIDIA TLK kernel allows arbitrary memory writes, enabling code execution and privilege escalation on Jetson devices.

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-2021-34382?

CVE-2021-34382 is a medium-severity vulnerability in NVIDIA Jetson TX1, 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 TLK contains a vulnerability in the NVIDIA TLK kernel’s tz_map_shared_mem function where an integer overflow on the size parameter causes the request buffer and the logging buffer to overflow, allowing writes to arbitrary addresses within the kernel.

Weakness: CWE-190

Which versions are affected by CVE-2021-34382?

It affects 1 product.

Products include Nvidia Jetson Linux.

How do I fix CVE-2021-34382?

No fix has been published for CVE-2021-34382 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-34382 being exploited?

There is no known exploitation of CVE-2021-34382 in the wild and no public exploit code.

Sources

Also known as GHSA-px4c-gw6m-mq7v.

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