CVEs-PoC/2017/CVE-2017-9722.md

### [CVE-2017-9722](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-9722)
![](https://img.shields.io/static/v1?label=Product&message=Android%20for%20MSM%2C%20Firefox%20OS%20for%20MSM%2C%20QRD%20Android&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=All%20Android%20releases%20from%20CAF%20using%20the%20Linux%20kernel%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Buffer%20Copy%20without%20Checking%20Size%20of%20Input%20in%20Display&color=brightgreen)

### Description

In Android for MSM, Firefox OS for MSM, QRD Android, with all Android releases from CAF using the Linux kernel, when updating custom EDID (hdmi_tx_sysfs_wta_edid), if edid_size, which is controlled by userspace, is too large, a buffer overflow occurs.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/jiayy/android_vuln_poc-exp