Daniel let me know yesterday there there is an important flash player security update 10.0.32.18+20090731.120040. The only difference between 5.1 and 5.2 is that updated proprietary package.
Webconverger takes security seriously and we are http://ocert.org/team_and_members.html.
If you spot any security problems please email security@webconverger.com. Thanks everyone!