Exploit for Improper Validation of Array Index in Linux Linux_Kernel CVE-2022-49186

## https://sploitus.com/exploit?id=157EA488-B1B7-5998-9E2A-8B0C801D28BD
\# CVE-2022-49186: Linux Kernel Privilege Escalation Research



\## Overview

Security research and proof-of-concept exploit for CVE-2022-49186, a Linux kernel vulnerability in the Visconti clock driver that enables local privilege escalation through array overflow.



\## Vulnerability Details

\- \*\*Type\*\*: Array overflow due to signed-to-unsigned conversion

\- \*\*CVSS Score\*\*: 7.8 (High)

\- \*\*Impact\*\*: Local privilege escalation to root

\- \*\*Affected\*\*: Linux kernel 5.17.0 - 5.17.1



\## Repository Contents

\- `CVE-2022-49186.pdf` - Complete research paper

\- `exploit/exploit.c` - Privilege escalation exploit code

\- `vulnerable-module/visconti\_clk.c` - Vulnerable kernel module

\- `vulnerable-module/Makefile` - Module build configuration



\## Quick Build

```bash

\# Build vulnerable module

cd vulnerable-module \&\& make



\# Build exploit

cd ../exploit \&\& gcc -o exploit exploit.c -static