Microsoft's August Patch Tuesday to include nine patches

Of the six critical patches, one is shared between Windows and Microsoft Office.

In a preview of what's to be expected Tuesday, Microsoft said the August Patch Tuesday will include nine patches, six of which it will rate as "critical." The remaining three are considered "important."

The patches will cover the Windows OS, the Microsoft Office suite, Internet Explorer, Windows Media Player and Windows Virtual PC. Of the six critical patches, one is shared between Windows and Microsoft Office.

It is expected that one or both recent hot fixes to Windows Vista released last week will also be included on Tuesday.

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