cve/2021/CVE-2021-34382.md

### [CVE-2021-34382](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34382)
![](https://img.shields.io/static/v1?label=Product&message=NVIDIA%20Jetson%20TX1&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=information%20disclosure%2C%20escalation%20of%20privileges%2C%20denial%20of%20service&color=brighgreen)

### 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.

### POC

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

#### Github
No PoCs found on GitHub currently.