### [CVE-2021-1882](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1882)
![](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=Product&message=tvOS&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=watchOS&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2011.3%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2014.5%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%207.4%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=An%20application%20may%20be%20able%20to%20gain%20elevated%20privileges&color=brighgreen)

### Description

A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An application may be able to gain elevated privileges.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/Peterpan0927/pocs