CVEs-PoC/2021/CVE-2021-30354.md

### [CVE-2021-30354](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30354)
![](https://img.shields.io/static/v1?label=Product&message=Amazon%20Kindle%20e-reader&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-680%3A%20Integer%20Overflow%20to%20Buffer%20Overflow&color=brighgreen)

### Description

Amazon Kindle e-reader prior to and including version 5.13.4 contains an Integer Overflow that leads to a Heap-Based Buffer Overflow in function CJBig2Image::expand() and results in a memory corruption that leads to code execution when parsing a crafted PDF book.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/0xCyberY/CVE-T4PDF
- https://github.com/ARPSyndicate/cvemon