I have manually installed the "amd64 build of xserver-xorg-input-evdev 1:2.2.5-1ubuntu7~tormod" package and mouse behaves normally now.
For the programs like UT and DOSBOX there is no more "jumping mouse" problem. As far as my system is concerned, the bug is fixed completely. Thanks a lot!
I have manually installed the "amd64 build of xserver- xorg-input- evdev 1:2.2.5- 1ubuntu7~ tormod" package and mouse behaves normally now.
For the programs like UT and DOSBOX there is no more "jumping mouse" problem. As far as my system is concerned, the bug is fixed completely. Thanks a lot!