The following supported environments can be found with the link posted here
Cognos TM1 9.0 SP2 and SP3 | 9.1 SP3 9.1 SP4 | 9.4 | 9.4 MR1
Cognos Executive Viewer 9.1 | 9.2 | 9.3 | 9.4 | 9.4 MR1
http://www-01.ibm.com/support/docview.wss?rs=3446&uid=swg27014444
More usefull Cognos links
http://www.cogknowhow.com/index.php/web-links