As far as i can see, mikrotik is Linux kernel based.

Therefor i wonder if mikrotik is impacted by the GnuTLS security library bug that has been circulating the Web? And if so when will a patch be available?

We don't use GnuTLS. We use OpenSSL which has no such problems

http://demo2.mt.lv/help/license.html

Thank you for the quick reply!