Kernel.org: 3.2.2, 
sid (unstable): 3.2.2-1
wheezy (testing): 3.1.8-2
kmuto bpo d-i: 
squeeze-bpo: 3.2.1-2~bpo60+1
squeeze (stable): 2.6.32-41
lenny-bpo: 2.6.32-35~bpo50+1
lenny (oldstable): 2.6.26-27