Microsoft addressed 165 vulnerabilities affecting its various products and underlying systems, including one actively exploited vulnerability in Microsoft Office SharePoint, in this month’s Patch Tuesday update .  “By my count, this is the second-largest monthly release in Microsoft’s history,” Dustin Childs, head of threat awareness at Trend Micro’s Zero Day Initiative, wrote in a blog post Tuesday. Microsoft didn’t explain why its monthly batch of patches grew so large this month, but Childs