cve/2020/CVE-2020-8992.md

### [CVE-2020-8992](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8992)
![](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

ext4_protect_reserved_inode in fs/ext4/block_validity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service (soft lockup) via a crafted journal size.

### POC

#### Reference
- https://usn.ubuntu.com/4342-1/
- https://usn.ubuntu.com/4342-1/
- https://usn.ubuntu.com/4419-1/
- https://usn.ubuntu.com/4419-1/

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