cve/2006/CVE-2006-3740.md

### [CVE-2006-3740](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3740)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%20n%2Fa%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

Integer overflow in the scan_cidfont function in X.Org 6.8.2 and XFree86 X server allows local users to execute arbitrary code via crafted (1) CMap and (2) CIDFont font data with modified item counts in the (a) begincodespacerange, (b) cidrange, and (c) notdefrange sections.

### POC

#### Reference
- http://www.vmware.com/support/esx25/doc/esx-254-200702-patch.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9454

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