Microsoft has released temporary fixes for a bug in Exchange Server that trapped email in transport queues. The issue, jokingly dubbed #Y2K22, is due to a date check failure in the FIP-FS anti-malware scanning engine; the flaw affects on-premises Exchange Server 2016 and 2019. More https://thehackernews.com/2022/01/microsoft-issues-fix-for-exchange-y2k22.html
