cve/2019/CVE-2019-10621.md

### [CVE-2019-10621](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-10621)
![](https://img.shields.io/static/v1?label=Product&message=Snapdragon%20Auto%2C%20Snapdragon%20Compute%2C%20Snapdragon%20Industrial%20IOT%2C%20Snapdragon%20Mobile%2C%20Snapdragon%20Voice%20%26%20Music&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Use%20After%20Free%20Issue%20in%20Neural%20Processing%20Unit&color=brighgreen)

### Description

Use after free issue when MAP and UNMAP calls at same time as data structure used my MAP may be freed by UNMAP function in Snapdragon Auto, Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in Nicobar, QCS405, Rennell, Saipan, SC8180X, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130

### POC

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

#### Github
No PoCs found on GitHub currently.