CVE-2021-34387: NVIDIA Jetson Linux

Medium severity, CVSS 6.7. EPSS: 0.2% chance of exploitation in the next 30 days.

The ARM TrustZone Technology on which Trusty is based on contains a vulnerability in access permission settings where the portion of the DRAM reserved for TrustZone is identity-mapped by TLK with read, write, and execute permissions, which gives write access to kernel code and data that is otherwise mapped read only.

Affected products

• NVIDIA Jetson Linux: before 32.5.1 (fixed in 32.5.1)

Published 2021-06-21. Last modified 2026-06-17.