CVE-2022-0847 PoC — Linux kernel 安全漏洞

Source

Associated Vulnerability

Title:Linux kernel 安全漏洞 (CVE-2022-0847)
Description:A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copy_page_to_iter_pipe and push_pipe functions in the Linux kernel and could thus contain stale values. An unprivileged local user could use this flaw to write to pages in the page cache backed by read only files and as such escalate their privileges on the system.

Description

DirtyPipe: Exploit for a new Linux vulnerability known as 'Dirty Pipe(CVE-2022-0847)' allows local users to gain root privileges. The vulnerability is tracked as CVE-2022-0847 and allows a non-privileged user to inject and overwrite data in read-only files, including SUID processes that run as root.

Readme

## About:
* Title: DirtyPipe
* Description: Exploit for a new Linux vulnerability known as 'Dirty Pipe(CVE-2022-0847)' allows local users to gain root privileges.
* AUTHOR: drapl0n
* Version: 1.0
* Category: Execution
* Target: Linux operating systems.
* Attackmodes: HID, Storage

## DirtyPipe: Exploit for a new Linux vulnerability known as 'Dirty Pipe(CVE-2022-0847)' allows local users to gain root privileges. The vulnerability is tracked as CVE-2022-0847 and allows a non-privileged user to inject and overwrite data in read-only files, including SUID processes that run as root.

### Directory Structure of payload components:
| FileName       | Directory                     |
| -------------- | ----------------------------- |
| payload.txt    | /payloads/                    |
| dirtypipe.c    | /payloads/library/            |

### LED Status:
* `SETUP`   : MAGENTA
* `ATTACK`  : YELLOW
* `FINISH`  : GREEN

#### Support me if you like my work:
* https://twitter.com/drapl0n

File Snapshot

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