cve/2009/CVE-2009-3234.md

### [CVE-2009-3234](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-3234)
![](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

Buffer overflow in the perf_copy_attr function in kernel/perf_counter.c in the Linux kernel 2.6.31-rc1 allows local users to cause a denial of service (crash) and execute arbitrary code via a "big size data" to the perf_counter_open system call.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/alvas/A-Guide-to-Kernel-Exploitation-Attacking-the-Core