### [CVE-2017-14642](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14642)
![](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

A NULL pointer dereference was discovered in the AP4_HdlrAtom class in Bento4 version 1.5.0-617. The vulnerability causes a segmentation fault and application crash in AP4_StdcFileByteStream::ReadPartial in System/StdC/Ap4StdCFileByteStream.cpp, which leads to remote denial of service.

### POC

#### Reference
- https://blogs.gentoo.org/ago/2017/09/14/bento4-null-pointer-dereference-in-ap4_stdcfilebytestreamreadpartial-ap4stdcfilebytestream-cpp/
- https://github.com/axiomatic-systems/Bento4/issues/185

#### Github
- https://github.com/mudongliang/LinuxFlaw
- https://github.com/oneoy/cve-