CVEs-PoC/2021/CVE-2021-3272.md

### [CVE-2021-3272](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3272)
![](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

jp2_decode in jp2/jp2_dec.c in libjasper in JasPer 2.0.24 has a heap-based buffer over-read when there is an invalid relationship between the number of channels and the number of image components.

### POC

#### Reference
- https://github.com/jasper-software/jasper/issues/259

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