### [CVE-2017-8142](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8142)
![](https://img.shields.io/static/v1?label=Product&message=Mate%209%2C%20Mate%209%20Pro&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Use%20After%20Free&color=brighgreen)

### Description

The Trusted Execution Environment (TEE) module driver of Mate 9 and Mate 9 Pro smart phones with software versions earlier than MHA-AL00BC00B221 and versions earlier than LON-AL00BC00B221 has a use after free (UAF) vulnerability. An attacker tricks a user into installing a malicious application, and the application can start multiple threads and try to create and free specific memory, which could triggers access memory after free it and causes a system crash or arbitrary code execution.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/guoygang/vul-guoygang