Microsoft’s December security updates include patches for a total of 36 vulnerabilities, where 7 are critical, 27 important, 1 moderate, and one is low in severity. The latest and last Patch Tuesday for 2019 is Microsoft’s last and last for 2019. Microsoft is warning billions of its users of a new Windows zero-day vulnerability that attackers are actively exploiting in the wild in combination with a Chrome exploit to take remote control over vulnerable computers. The newly patched Win32k privilege escalation vulnerability was used inattacks to gain higher privileges on targeted systems.
Source: https://thehackernews.com/2019/12/windows-zero-day-patch.html