CVEs-PoC/2021/CVE-2021-44956.md

### [CVE-2021-44956](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44956)
![](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

Two Heap based buffer overflow vulnerabilities exist in ffjpeg through 01.01.2021. It is similar to CVE-2020-23852. Issues that are in the jfif_decode function at ffjpeg/src/jfif.c (line 552) could cause a Denial of Service by using a crafted jpeg file.

### POC

#### Reference
- https://github.com/rockcarry/ffjpeg/issues/43

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/cemonatk/onefuzzyway