This update for Chromium to version 66.0.3359.181 fixes the following issues:
This update also supports mitigation against the Spectre vulnerabilities:
'Strict site isolation' is disabled for most users and can be turned on via: chrome://flags/#enable-site-per-process
This feature is undergoing a small percentage trial. Out out of the trial is possible via: chrome://flags/#site-isolation-trial-opt-out
The following tracked packaging bug were fixed: