cve/2020/CVE-2020-25723.md

### [CVE-2020-25723](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25723)
![](https://img.shields.io/static/v1?label=Product&message=QEMU&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-617&color=brighgreen)

### Description

A reachable assertion issue was found in the USB EHCI emulation code of QEMU. It could occur while processing USB requests due to missing handling of DMA memory map failure. A malicious privileged user within the guest may abuse this flaw to send bogus USB requests and crash the QEMU process on the host, resulting in a denial of service.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/Live-Hack-CVE/CVE-2020-25723