vSAN 6.5-6.6.1: An urgent hotfix ESXi650-201710401

VMware has just released a new hotfix for ESXi and vSAN (KB 2151081) urging customers with all-flash configuration with deduplication enabled to upgrade their environment as soon as possible. This patch resolves data corruption issue which might appear in rare circumstances.

ESXi650-201710401

The affected versions of vSAN include 6.5, 6.6, and 6.6.1.

06-10-2017 – Update 1: As listed in KB 2151042, similar issue has been fixed for ESXi 6.0.