CVEs-PoC/2017/CVE-2017-6841.md

### [CVE-2017-6841](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6841)
![](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

The GraphicsStack::TGraphicsStackElement::~TGraphicsStackElement function in graphicsstack.h in PoDoFo 0.9.5 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted file.

### POC

#### Reference
- https://blogs.gentoo.org/ago/2017/03/02/podofo-null-pointer-dereference-in-graphicsstacktgraphicsstackelementtgraphicsstackelement-graphicsstack-h/

#### Github
- https://github.com/andir/nixos-issue-db-example