XnView Classic for Windows Version 2.40 allows user-assisted remote attackers to execute code via a crafted .mkv file that is mishandled during the opening of a directory in "Browser" mode, because of a "User Mode Write AV near NULL" in XnView.exe.Referenceshttps://github.com/wlinzi/security_advisories/tree/master/CVE-2017-8381
