CVEs-PoC/2021/CVE-2021-3966.md

### [CVE-2021-3966](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3966)
![](https://img.shields.io/static/v1?label=Product&message=zephyr&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Heap-based%20Buffer%20Overflow%20(CWE-122)&color=brightgreen)

### Description

usb device bluetooth class includes a buffer overflow related to implementation of net_buf_add_mem.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/szymonh/szymonh