Errata overview
Errata ID 48
Date 2019-04-17
Source package isc-dhcp
Fixed in version 4.3.5-3+deb9u1A~
This update addresses the following issue:
* The setting for 'unknownClients' from the UMC policy 'DHCP Scope' is no
  longer applied to a DHCP pool statement. This is not allowed by the syntax
  of the DHCP daemon.
Additional notes
UCS Bug number #20222