### [CVE-2017-7393](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7393) ![](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 In TigerVNC 1.7.1 (VNCSConnectionST.cxx VNCSConnectionST::fence), an authenticated client can cause a double free, leading to denial of service or potentially code execution. ### POC #### Reference - https://github.com/TigerVNC/tigervnc/pull/438 #### Github No PoCs found on GitHub currently.