Microsoft Support has stated that it is well aware about the October 10th Security updates Issue. Security update was done as 2017’s monthly security updates for Windows 10 version1703 (KB4041676) and version 1607 (KB4041691), and Windows Server 2016 (KB4041691) for WSUS/SCCM managed devices.
On the very afternoon of 10th October Windows released Cumulative Security Updatess. and has asked it’s customers to update the Cumulative Updates.
Mitigation Plans and Reported issues can be found on the notice released by Microsoft in the link below: