CVEs-PoC/2007/CVE-2007-2445.md

### [CVE-2007-2445](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-2445)
![](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

The png_handle_tRNS function in pngrutil.c in libpng before 1.0.25 and 1.2.x before 1.2.17 allows remote attackers to cause a denial of service (application crash) via a grayscale PNG image with a bad tRNS chunk CRC value.

### POC

#### Reference
- http://sourceforge.net/project/shownotes.php?release_id=508656&group_id=5624
- http://www.coresecurity.com/?action=item&id=2148

#### Github
No PoCs found on GitHub currently.