CVEs-PoC/2021/CVE-2021-30703.md

### [CVE-2021-30703](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30703)
![](https://img.shields.io/static/v1?label=Product&message=iOS%20and%20iPadOS&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=macOS&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2011.4%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2014.6%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3C%202021%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3C%207.5%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=An%20application%20may%20be%20able%20to%20execute%20arbitrary%20code%20with%20kernel%20privileges&color=brighgreen)

### Description

A double free issue was addressed with improved memory management. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. An application may be able to execute arbitrary code with kernel privileges.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/p1ay8y3ar/cve_monitor