I upgraded 15.05 with all the latest patches as of Oct 16, 2015. The left-mouse button bug is not fixed.
apt-show-versions xserver-xorg-input-synaptics xserver-xorg-input-synaptics:amd64/vivid 1.8.1-1ubuntu1 uptodate -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1506817 Title: left TPP/2 IBM TrackPoint "sticks on" randomly (X250 15.04) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-input-synaptics/+bug/1506817/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs