CVEs-PoC/2021/CVE-2021-30309.md

### [CVE-2021-30309](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30309)
![](https://img.shields.io/static/v1?label=Product&message=Snapdragon%20Compute%2C%20Snapdragon%20Consumer%20IOT%2C%20Snapdragon%20Industrial%20IOT%2C%20Snapdragon%20Mobile&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Buffer%20Copy%20Without%20Checking%20Size%20of%20Input%20in%20Modem&color=brighgreen)

### Description

Improper size validation of QXDM commands can lead to memory corruption in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile

### POC

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

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