cve/2018/CVE-2018-13097.md

### [CVE-2018-13097](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-13097)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

An issue was discovered in fs/f2fs/super.c in the Linux kernel through 4.17.3. There is an out-of-bounds read or a divide-by-zero error for an incorrect user_block_count in a corrupted f2fs image, leading to a denial of service (BUG).

### POC

#### Reference
- http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
- http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
- https://usn.ubuntu.com/3932-1/
- https://usn.ubuntu.com/4118-1/
- https://usn.ubuntu.com/4118-1/

#### Github
No PoCs found on GitHub currently.