### [CVE-2019-6205](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6205)
![](https://img.shields.io/static/v1?label=Product&message=iOS&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=macOS&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=tvOS&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%20iOS%2012.1.3%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3C%20macOS%20Mojave%2010.14.3%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3C%20tvOS%2012.1.2%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=A%20malicious%20application%20may%20cause%20unexpected%20changes%20in%20memory%20shared%20between%20processes&color=brighgreen)

### Description

A memory corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, tvOS 12.1.2. A malicious application may cause unexpected changes in memory shared between processes.

### POC

#### Reference
- http://packetstormsecurity.com/files/156051/XNU-vm_map_copy-Insufficient-Fix.html
- https://www.exploit-db.com/exploits/46299/

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