cve/2021/CVE-2021-4057.md

### [CVE-2021-4057](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4057)
![](https://img.shields.io/static/v1?label=Product&message=Chrome&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2096.0.4664.93%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Use%20after%20free&color=brighgreen)

### Description

Use after free in file API in Google Chrome prior to 96.0.4664.93 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

### POC

#### Reference
- http://packetstormsecurity.com/files/165486/Chrome-storage-BlobURLStoreImpl-Revoke-Heap-Use-After-Free.html

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