if you update your mikrotik on 7.22 today, do not forget to enable the new RA Guard in the bridge settings.
It help to block some ipv6 router advertising attack.
change log don't say if there is fix to airsnitch or not tough
more info:
#mikrotik @mikrotik #update #upgrade #security #ipv6 #airsnitch #wifi #bridge #raguard #slaac