CVEs-PoC/2015/CVE-2015-8922.md

### [CVE-2015-8922](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8922)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

The read_CodersInfo function in archive_read_support_format_7zip.c in libarchive before 3.2.0 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted 7z file, related to the _7z_folder struct.

### POC

#### Reference
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.ubuntu.com/usn/USN-3033-1
- https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/mrash/afl-cve