Google Mail Hacked?

Russian security company "Kaspersky lab" reports infiltration into a number of gmail accounts. Seems to range across all accounts with different passwords. Trojan? Gaia sources?

This report (and follow ups) in english: http://www.google.com/support/forum/p/gmail/thread?tid=77127463d8f40cb6&hl=en

Kaspersky report (russian): http://www.securelist.com/ru/blog/32625/Massovyy_vzlom_ili_Gmail_bag