Today KDE released the second stability update for KDE Applications 17.12. This release contains only bugfixes and translation updates, providing a safe and pleasant update for everyone.

About 20 recorded bugfixes include improvements to Kontact, Dolphin, Gwenview, KGet, Okular, among others.

Announcement:
https://www.kde.org/announcements/announce-applications-17.12.2.php

Full list of changes:
https://www.kde.org/announcements/fulllog_applications.php?version=17.12.2