CVE-2022-21789 PoC — MediaTek audio ipi 竞争条件问题漏洞

Source

https://github.com/docfate111/CVE-2022-21789

Associated Vulnerability

Title:MediaTek audio ipi 竞争条件问题漏洞 (CVE-2022-21789)
Description:MediaTek audio ipi是中国联发科（MediaTek）公司的一种音频智能外设接口。 MediaTek存在竞争条件问题漏洞，该漏洞源于在audio ipi 中，由于竞争条件，可能存在内存损坏。

Readme

# testing_Android_driver
bug i reported but someone reported first 


Scripts based on [pwnkernel](https://github.com/pwncollege/pwnkernel)
Building the kernel, busybox, and demo modules:

```
$ ./build.sh
```

Running the kernel:

```
$ ./launch.sh
```

All modules will be in `/`, ready to be `insmod`ed, and the host's home directory will be mounted as `/home/ctf` in the guest.

File Snapshot


 [4.0K]  /data/pocs/d5e2deae3e1f24f84eb575507ac5975fcf0cc5f7
├── [3.2K]  build.sh
├── [4.0K]  fs
│   ├── [4.0K]  etc
│   │   └── [ 136]  passwd
│   └── [ 294]  init
├── [ 556]  launch.sh
├── [ 382]  README.md
└── [4.0K]  src
    ├── [ 47K]  audio_ipi_dma.h
    ├── [ 18K]  audio_ipi_driver.c
    ├── [ 243]  audio_ipi.h
    ├── [ 338]  Makefile
    └── [1.1K]  test.c

3 directories, 10 files

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