CVEs-PoC/2021/CVE-2021-3431.md

### [CVE-2021-3431](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3431)
![](https://img.shields.io/static/v1?label=Product&message=zephyr&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=v2.5.0%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Reachable%20Assertion%20(CWE-617)&color=brightgreen)

### Description

Assertion reachable with repeated LL_FEATURE_REQ. Zephyr versions >= v2.5.0 contain Reachable Assertion (CWE-617). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-7548-5m6f-mqv9

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/asset-group/vakt-ble-defender