cve/2022/CVE-2022-4378.md

### [CVE-2022-4378](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-4378)
![](https://img.shields.io/static/v1?label=Product&message=kernel&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-131-%3ECWE-120&color=brighgreen)

### Description

A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system.

### POC

#### Reference
- http://packetstormsecurity.com/files/171289/Kernel-Live-Patch-Security-Notice-LNS-0092-1.html
- https://seclists.org/oss-sec/2022/q4/178

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/EGI-Federation/SVG-advisories