A set of vulnerabilities in the CSRSS leading to elevation of privilege and a long set of win32k flaws are impacted. Microsoft prioritizes deployment of the Bluetooth patch on Vista and Windows 7 client platforms highest. Servers should not be effected. The likelihood of another Cabir attack is low. High value targeted attacks seem to be more of a risk. The chances of a worm is low, but the likelihood of targeted attacks seems to be very low. The vulnerability was publicly known and PoC released since at least August of last year.”]
Source: https://securelist.com/patch-tuesday-july-2011/29427/