CVE-2016-5195 PoC — Linux kernel 竞争条件问题漏洞

Source

Associated Vulnerability

Title:Linux kernel 竞争条件问题漏洞 (CVE-2016-5195)
Description:Race condition in mm/gup.c in the Linux kernel 2.x through 4.x before 4.8.3 allows local users to gain privileges by leveraging incorrect handling of a copy-on-write (COW) feature to write to a read-only memory mapping, as exploited in the wild in October 2016, aka "Dirty COW."

Description

CVE-2016-5195 exploit written in Crystal

Readme

# dirtycow 

[![Build Status](https://travis-ci.org/xlucas/dirtycow.cr.svg?branch=master)](https://travis-ci.org/xlucas/dirtycow.cr)
[![Github All Releases](https://img.shields.io/github/downloads/xlucas/dirtycow.cr/total.svg)](https://github.com/xlucas/dirtycow.cr/releases)

CVE-2016-5195 exploit


## Installation

Go to the [release section](https://github.com/xlucas/dirtycow.cr/releases) or use your crystal environment.

## Usage

```bash
dirtycow --target /path/to/root/file --string "string to write" --offset <offset_in_file>
```

File Snapshot


 [4.0K]  /data/pocs/e3a1a5a149f8d462312694a5882f2b0a900faa99
├── [1.1K]  LICENSE
├── [ 540]  README.md
├── [  99]  shard.yml
└── [4.0K]  src
    └── [1.1K]  dirtycow.cr

1 directory, 4 files

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