cve/2022/CVE-2022-40737.md

### [CVE-2022-40737](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-40737)
![](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

An issue was discovered in Bento4 through 1.6.0-639. A buffer over-read exists in the function AP4_StdcFileByteStream::WritePartial located in System/StdC/Ap4StdCFileByteStream.cpp, called from AP4_ByteStream::Write and AP4_HdlrAtom::WriteFields.

### POC

#### Reference
- https://github.com/axiomatic-systems/Bento4/issues/756

#### Github
- https://github.com/karimhabush/cyberowl