Code:
/usr/ports/www/linux-flashplugin7]# make install clean
===> linux-flashplugin-7.0r73_1 has known vulnerabilities:
=> linux-flashplugin -- unspecified remote code execution vulnerability.
Reference: <http://www.FreeBSD.org/ports/portaudit/04c6187d-2d8f-11dd-98c9-00163e000016.html>
=> Please update your ports tree and try again.
now what?