CVEs-PoC/2017/CVE-2017-14640.md

### [CVE-2017-14640](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-14640)
![](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 AP4_AtomSampleTable::GetSample in Core/Ap4AtomSampleTable.cpp in Bento4 version 1.5.0-617. The vulnerability causes a segmentation fault and application crash, which leads to remote denial of service.

### POC

#### Reference
- https://blogs.gentoo.org/ago/2017/09/14/bento4-null-pointer-dereference-in-ap4_atomsampletablegetsample-ap4atomsampletable-cpp/
- https://github.com/axiomatic-systems/Bento4/issues/183

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