CVE-2022-0847 PoC — Linux kernel 安全漏洞

Source

https://github.com/EagleTube/CVE-2022-0847

Associated Vulnerability

Title:Linux kernel 安全漏洞 (CVE-2022-0847)
Description:Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 存在安全漏洞，该漏洞源于新管道缓冲区结构的“flag”变量在 Linux 内核中的 copy_page_to_iter_pipe 和 push_pipe 函数中缺乏正确初始化。非特权本地用户利用该漏洞可以提升权限至root。以下产品和版本受到影响：Linux Kernel 5.8-5.16.11、5.8-5.15.25、5.8-5.10.102。

Description

Modified dirtypipe script into auto root without have to search a file manually to hijack suid binary.

Readme

# CVE-2022-0847
Modified dirtypipe script into auto root without have to search a file manually to hijack suid binary.
<br><br>
# Compile
- gcc dirty.c -o dirty<br>
- gcc dirtypipe2.c -o dirty<br><br>
<img src='https://raw.githubusercontent.com/EagleTube/CVE-2022-0847/main/img/Screenshot_1.png'><br><br>
# Run
- ./dirty<br>
- And you'll automatically rooted<br><br>
<img src='https://raw.githubusercontent.com/EagleTube/CVE-2022-0847/main/img/Screenshot_2.png'><br>
# Modified
 <img src='https://raw.githubusercontent.com/EagleTube/CVE-2022-0847/main/img/modified%20(2).png'><br>
 <img src='https://raw.githubusercontent.com/EagleTube/CVE-2022-0847/main/img/modified%20(3).png'><br>
 <img src='https://raw.githubusercontent.com/EagleTube/CVE-2022-0847/main/img/modified%20(1).png'><br>
<br>
# Kernel affected
- Kernel versions newer than 5.8 may affected<br>
- version 5.10<br>
- version 5.15<br>
- version 5.16<br>

File Snapshot


 [4.0K]  /data/pocs/fece598225a42852ca2a88435d2fe72aaea90dca
├── [ 18K]  dirty
├── [7.2K]  dirty.c
├── [6.7K]  dirtypipe2.c
├── [4.0K]  img
│   ├── [ 28K]  modified (1).png
│   ├── [ 19K]  modified (2).png
│   ├── [ 20K]  modified (3).png
│   ├── [   9]  readme
│   ├── [ 11K]  Screenshot_1.png
│   └── [ 79K]  Screenshot_2.png
└── [ 921]  README.md

1 directory, 10 files

Shenlong Bot has cached this for you

Remarks

1. It is advised to access via the original source first.

2. If the original source is unavailable, please email f.jinxu#gmail.com for a local snapshot (replace # with @).

3. Shenlong has snapshotted the POC code for you. To support long-term maintenance, please consider donating. Thank you for your support.

Goal Reached Thanks to every supporter — we hit 100%!