cve/2021/CVE-2021-39670.md

### [CVE-2021-39670](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39670)
![](https://img.shields.io/static/v1?label=Product&message=Android&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Denial%20of%20service&color=brighgreen)

### Description

In setStream of WallpaperManager.java, there is a possible way to cause a permanent DoS due to improper input validation. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12LAndroid ID: A-204087139

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/Supersonic/Wallbreak