https://www.bleepingcomputer.com/news/s ... -printing/The updates associated with the new PrintNightmare security update and the subsequent network printing problems are:
KB5005568 (Windows Server 2019)
KB5005613 (Windows Server 2012 R2)
KB5005627 (Windows Server 2012 R2)
KB5005623 (Windows Server 2012)
KB5005607 (Windows Server 2012)
KB5005606 (Windows Server 2008)
KB5005618 (Windows Server 2008)
KB5005565 (Windows 10 2004, 20H2, and 21H1)
KB5005566 (Windows 10 1909)
KB5005615 (Windows 7 Windows Server 2008 R2)