cve/2020/CVE-2020-11167.md

### [CVE-2020-11167](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11167)
![](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%20Mobile%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=Integer%20overflow%20to%20Buffer%20Overflow%20Issue%20in%20Bluetooth%20Host&color=brighgreen)

### Description

Memory corruption while calculating L2CAP packet length in reassembly logic when remote sends more data than expected in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

### POC

#### Reference
- https://www.qualcomm.com/company/product-security/bulletins/december-2020-bulletin
- https://www.qualcomm.com/company/product-security/bulletins/december-2020-bulletin

#### Github
- https://github.com/TinyNiko/android_bulletin_notes