The software described in this documentation is either in Extended Support or Sustaining Support. See https://www.oracle.com/us/support/library/enterprise-linux-support-policies-069172.pdf for more information.
Oracle recommends that you upgrade the software described by this documentation as soon as possible.

2.2.41 xguest Package Not Installable with SELinux Disabled

If the xguest package fails to install with a PREIN script error, enable SELinux by setting SELINUX=enforcing in /etc/selinux/config, reboot the system, and reinstall the xguest package. (Bug ID 13495388)