This bug was fixed in the package kdepim-addons - 17.12.3-0ubuntu2
--------------- kdepim-addons (17.12.3-0ubuntu2) bionic; urgency=high
* Fix memory leak caused by certain calendar events (LP: #1765900).
-- Simon Quigley <email address hidden> Fri, 20 Apr 2018 23:52:33 -0500
This bug was fixed in the package kdepim-addons - 17.12.3-0ubuntu2
---------------
kdepim-addons (17.12.3-0ubuntu2) bionic; urgency=high
* Fix memory leak caused by certain calendar events (LP: #1765900).
-- Simon Quigley <email address hidden> Fri, 20 Apr 2018 23:52:33 -0500