CVEs-PoC/2021/CVE-2021-35068.md

### [CVE-2021-35068](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-35068)
![](https://img.shields.io/static/v1?label=Product&message=Snapdragon%20Auto%2C%20Snapdragon%20Compute%2C%20Snapdragon%20Connectivity%2C%20Snapdragon%20Consumer%20IOT%2C%20Snapdragon%20Industrial%20IOT%2C%20Snapdragon%20Voice%20%26%20Music%2C%20Snapdragon%20Wearables&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=NULL%20Pointer%20Dereference%20in%20Bluetooth%20Host&color=brighgreen)

### Description

Lack of null check while freeing the device information buffer in the Bluetooth HFP protocol can lead to a NULL pointer dereference in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music, Snapdragon Wearables

### POC

#### Reference
- https://www.qualcomm.com/company/product-security/bulletins/february-2022-bulletin

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/xmpf/qualcomm-bulletins