Mouse move over window tab window causes paint problems

How to reproduce

• open a terminal window
• press Meta+Tab to enter window switching, where the list of windows to switch to is drawn in the middle of the screen.
• move your pointer over that window (with mouse/touchpad)

Environment

• this was reproduced using qemu (on ubuntu 22.04) starting with a 1024x768 screen resolution.

Expected result

• Window remains as drawn, with pointer moving over it

Actual Result

• The painting and repainting of the pointer redraws the terminal window on top of the tab window, wherever the pointer moves