CVEs-PoC/2021/CVE-2021-1766.md

### [CVE-2021-1766](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1766)
![](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=unspecified%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Processing%20a%20maliciously%20crafted%20image%20may%20lead%20to%20a%20denial%20of%20service&color=brightgreen)

### Description

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to a denial of service.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ivision-research/disclosures