X.Org X Server: Multiple vulnerabilities Multiple vulnerabilities have been found in X.Org X Server, the worst of which may allow authenticated attackers to read from or send information to arbitrary X11 clients. xorg-server 2017-01-25 2017-01-25 493294 548002 551680 remote 1.18.4 1.18.4

The X Window System is a graphical windowing system based on a client/server model.

Multiple vulnerabilities have been discovered in X.Org X Server. Please review the CVE identifiers referenced below for details.

An authenticated attacker could possibly cause a Denial of Service condition or read from or send information to arbitrary X11 clients.

There is no known workaround at this time.

All X.Org X Server users should upgrade to the latest version:

# emerge --sync # emerge --ask --oneshot --verbose ">=x11-base/xorg-server-1.18.4"
CVE-2013-6424 CVE-2015-3164 CVE-2015-3418 X.Org/Wayland Security Advisory: Missing authentication in XWayland BlueKnight whissi