cve/2019/CVE-2019-9903.md

### [CVE-2019-9903](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-9903)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

PDFDoc::markObject in PDFDoc.cc in Poppler 0.74.0 mishandles dict marking, leading to stack consumption in the function Dict::find() located at Dict.cc, which can (for example) be triggered by passing a crafted pdf file to the pdfunite binary.

### POC

#### Reference
- https://gitlab.freedesktop.org/poppler/poppler/issues/741
- https://research.loginsoft.com/bugs/stack-based-buffer-overflows-in-dictfind-poppler-0-74-0/

#### Github
- https://github.com/0xCyberY/CVE-T4PDF
- https://github.com/ARPSyndicate/cvemon