https://bugs.winehq.org/show_bug.cgi?id=49228 << https://source.winehq.org/git/wine.git/commit/1ae10889647c1c84c36660749508a42e99e64a5e << bugfix here The mouse movements are bugged in several games, when you turn the camera around in game using the left click (world of warcraft in my example), it warps the mouse in different directions, check the links above. Reproducible: Always
I confirm. Fallout 2 mouse live its own life.
Fixed in 5.10