As 11 security holes had been detected in Microsoft programs the release of patch against 11 vulnerabilities was issued. 9 security bulletins covered holes in Windows and some other programs from Microsoft Corporation. 4 of patches rated critical comprising the 2 that can be probably exploited.

One of them is MS10-061. It refers to vulnerability, which was openly revealed in the Print Spooler. The possibility to be exploited is shown in the biggest exploitability index rating. Complicated malware named Stuxnet presents the risk. The system administrators were given an advice to prioritize updated MS10-061, MS10-62 as they carry out patch deployment process. As for the second vulnerability, MS10-62 it was discovered By Matthew Watchinsky, who informed the company about the problem. The weak point happened to be in the MPEG-4 Codec.

This is a critical issue for Windows Server 2003, Windows Server 2008, Windows XP  and Windows Vista.

The issue has been studied thoroughly together with researching specialists from Symantec and Kaspersky Lab, the antivirus vendors.

The rest bulletins considered "important" exist in in Windows. The release of security update is aimed at tackling with one third of all vulnerabilities in the latest patches.