Please note that the affected Package should be stated as strongswan < 5.5.3 and not <= as the vulnerability was addressed in 5.5.3 1. Incorrect message http://www.vuxml.org/freebsd/c7e8e955-6c61-11e7-9b01-2047478f2f70.html 2. Strongswan changelog - ref second bullet of: https://wiki.strongswan.org/versions/65 Thank-you.