Comment # 5 on bug 1114248 from Michal Srb

The fixed plymouth is on its way to future Leap update, now all we can do is
wait.

In the meantime you can keep plymouth disabled as a workaround. In case you
really want to have splash now, you can build yourself the version 0.9.4 from
https://build.opensuse.org/package/show/Base:System/plymouth