Microsoft released a new Patch Tuesday update KB4517389 for Windows 10 May 2019 update or version 1903 and brought to OS Build 18362.418. The update includes security updates for Microsoft Edge and Internet Explorer, updates for verifying usernames and passwords, and file storing and management updates.[wpinsertshortcodead id=”zxikm5d3e04a8f1451″]
Below is the full changelog of update KB4517389 :
- Addresses an issue in security bulletin CVE-2019-1318 that may cause client or server computers that don’t support Extended Master Secret (EMS) RFC 7627 to have increased connection latency and CPU utilization. This issue occurs while performing full Transport Layer Security (TLS) handshakes from devices that don’t support EMS, especially on servers. EMS support has been available for all the supported versions of Windows since calendar year 2015 and is being incrementally enforced by the installation of the October 8, 2019 and later monthly updates.
- Security updates to Windows Shell, Internet Explorer, Microsoft Edge, Windows App Platform and Frameworks, Windows Cryptography, Windows Authentication, Windows Storage and Filesystems, Windows Kernel, Microsoft Scripting Engine, and Windows Server.