cve/2010/CVE-2010-4248.md

### [CVE-2010-4248](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-4248)
![](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

Race condition in the __exit_signal function in kernel/exit.c in the Linux kernel before 2.6.37-rc2 allows local users to cause a denial of service via vectors related to multithreaded exec, the use of a thread group leader in kernel/posix-cpu-timers.c, and the selection of a new thread group leader in the de_thread function in fs/exec.c.

### POC

#### Reference
- http://www.redhat.com/support/errata/RHSA-2011-0004.html
- http://www.redhat.com/support/errata/RHSA-2011-0007.html
- http://www.vmware.com/security/advisories/VMSA-2011-0012.html

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