This is Adrian Stone. I wanted to let you know that we just posted Microsoft Security Advisory (928604). Microsoft is aware of public proof of concept code targeting the vulnerability addressed by security update MS06-070. At this time Microsoft has not seen any indications of active exploitation of the vulnerability.
We're tracking this issue through our Software Security Incident Response Process and there is information in the advisory with steps that customers can take to help protect themselves.
As always, we'll continue to monitor the situation and provide updates to the advisory should the situation change or we become aware of new information.
*This posting is provided "AS IS" with no warranties, and confers no rights.*