For April 2016 Patch Tuesday, Microsoft released 13 security bulletins, with six being rated as critical for remote code execution flaws. The fix for the Badlock bug is rated only as important Microsoft said it resolves an EoP vulnerability in Windows Security Account Manager (SAM) and Local Security Authority (LSAD) remote protocols. The most severe flaw could allow RCE if an authenticated attacker on a guest operating system runs a specially crafted application that causes the Hyper-V host operating system to execute arbitrary code”]