cve/2018/CVE-2018-21052.md

### [CVE-2018-21052](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-21052)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

An issue was discovered on Samsung mobile devices with N(7.x) and O(8.X) (Exynos chipsets) software. There is incorrect usage of shared memory in the vaultkeeper Trustlet, leading to arbitrary code execution. The Samsung ID is SVE-2018-12855 (October 2018).

### POC

#### Reference
- https://security.samsungmobile.com/securityUpdate.smsb
- https://security.samsungmobile.com/securityUpdate.smsb

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