CVEs-PoC/2021/CVE-2021-25395.md

### [CVE-2021-25395](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25395)
![](https://img.shields.io/static/v1?label=Product&message=Samsung%20Mobile%20Devices%20&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=O(8.x)%2C%20P(9.0)%2C%20Q(10.0)%2C%20R(11.0)%3C%20SMR%20MAY-2021%20Release%201%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-362%3A%20Concurrent%20Execution%20using%20Shared%20Resource%20with%20Improper%20Synchronization%20('Race%20Condition')&color=brighgreen)

### Description

A race condition in MFC charger driver prior to SMR MAY-2021 Release 1 allows local attackers to bypass signature check given a radio privilege is compromised.

### POC

#### Reference
- https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=5

#### Github
- https://github.com/Ostorlab/KEV
- https://github.com/Ostorlab/known_exploited_vulnerbilities_detectors