### [CVE-2011-1021](https://www.cve.org/CVERecord?id=CVE-2011-1021)
![](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=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

drivers/acpi/debugfs.c in the Linux kernel before 3.0 allows local users to modify arbitrary kernel memory locations by leveraging root privileges to write to the /sys/kernel/debug/acpi/custom_method file. NOTE: this vulnerability exists because of an incomplete fix for CVE-2010-4347.

### POC

#### Reference
No PoCs from references.

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

#### ExploitDB
- https://www.exploit-db.com/exploits/15774