I can confirm this issue remains with Ubuntu 14.04.3 LTS.
Mouse is a Microsoft Wireless Laser Mouse 5000 v1.0
Running xev confirms mouse wheel tilt right and left (buttons 6,7) are being remapped to mouse wheel scroll up and down (buttons 4,5).
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
Bug Report filed: Bug #1508475
I can confirm this issue remains with Ubuntu 14.04.3 LTS.
Mouse is a Microsoft Wireless Laser Mouse 5000 v1.0
Running xev confirms mouse wheel tilt right and left (buttons 6,7) are being remapped to mouse wheel scroll up and down (buttons 4,5).
version. xserver- xorg-input- evdev: xserver- xorg-input- evdev 1:2.8.2-1ubuntu2
Bug Report filed: Bug #1508475