DSM 6.1.3-15152 Update 6 is just released, updated a test VM running DSM 6.1.3-15152 Update 5 with JUN 1.0.2b DS3617xs on ESX 6.5U1 using control panel upgrade and the test vm runs without a hitch.
I will keep it running for a few day's and report back if there is any trouble.
https://www.synology.com/en-global/releaseNote/DS3617xs
Version: 6.1.3-15152-6
(2017-10-03)
Important Note
The update is expected to be available for all regions within the next few days, although the time of release in each region may vary slightly.
This update will restart your Synology NAS.
Fixed Issues
Fixed multiple security vulnerabilities regarding DNSmasq (CVE-2017-13704, CVE-2017-14491, CVE-2017-14495, CVE-2017-14496).
Fixed multiple security vulnerabilities regarding DHCPv6 Server (CVE-2017-14492, CVE-2017-14493, CVE-2017-14494).