Comment 2 for bug 576084

Ok I did some research on the web and since I'm not the only one who's affected by that bug others seem to have found a solution. I tried it myself and it fixed the edge scrolling problem (however I did not try to make it permanent):

http://ubuntuforums.org/showthread.php?t=1472195

code:

sudo rmmod psmouse
sudo modprobe psmouse proto=imps

Hope this is helpful at some point!

Cheers
CH