CVE-2021-34381

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-06-30 · updated 2026-06-17
Weakness: CWE-190

Description

Trusty TLK contains a vulnerability in the NVIDIA TLK kernel function where a lack of checks allows the exploitation of an integer overflow on the size parameter of the tz_map_shared_mem function, which might lead to denial of service, information disclosure, or data tampering.

Affected products

NVIDIA Jetson TX1: before 32.5.1 — fixed in 32.5.1

How to fix

Upgrade to a fixed version: NVIDIA Jetson TX1 32.5.1. Check the vendor advisory for mitigations.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5205
https://nvidia.custhelp.com/app/answers/detail/a_id/5205

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