exiv2 was updated to 0.26 (bug 1420227) in RHEL 7.5, which has a different soname. So, we need to rebuild kde-runtime against it.
Fixed in kde-runtime-4.10.5-9.el7.
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.