CVEs-PoC/2021/CVE-2021-28026.md

### [CVE-2021-28026](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28026)
![](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

jpeg-xl v0.3.2 is affected by a heap buffer overflow in /lib/jxl/coeff_order.cc ReadPermutation. When decoding a malicous jxl file using djxl, an attacker can trigger arbitrary code execution or a denial of service.

### POC

#### Reference
- https://gitlab.com/wg1/jpeg-xl/-/issues/163

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