It doesn't affect security, they're already in browsers' trust stores. It does affect availability, but only because (the last time I checked) WoSign's OCSP res

It doesn't affect security, they're already in browsers' trust stores. It does affect availability, but only because (the last time I checked) WoSign's OCSP responders operated from China only. To address network latency issues with your users located far away, make sure you have OCSP stapling configured on your servers.