CVEs-PoC/2021/CVE-2021-25467.md

### [CVE-2021-25467](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25467)
![](https://img.shields.io/static/v1?label=Product&message=Samsung%20Mobile%20Devices&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=R(11.0)%20devices%20with%20Exynos%20980%2C%209830%2C%202100%20chipsets%3C%20SMR%20Oct-2021%20Release%201%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-120%3A%20Buffer%20Copy%20without%20Checking%20Size%20of%20Input&color=brighgreen)

### Description

Assuming system privilege is gained, possible buffer overflow vulnerabilities in the Vision DSP kernel driver prior to SMR Oct-2021 Release 1 allows privilege escalation to Root by hijacking loaded library.

### POC

#### Reference
- https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10

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