VMware ESXi 5.5, Patch Release ESXi550-201808401-BG - Updates esx-base VIB
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VMware ESXi 5.5, Patch Release ESXi550-201808401-BG - Updates esx-base VIB


Article ID: 325265


Updated On:


VMware vSphere ESXi


Release date: August 14, 2018

Patch CategoryBugfix
Patch SeverityImportant
Host Reboot RequiredYes
Virtual Machine Migration or Shutdown RequiredYes
Affected HardwareN/A
Affected SoftwareN/A
VIBs Included
  • VMware_bootbank_esx-base_5.5.0-3.120.9313066
PRs Fixed N/A
Related CVE numbersN/A


VMware vSphere ESXi 5.5


Summaries and Symptoms

This patch updates the esx-base VIB to resolve the following issue:

  • This ESXi patch provides part of the hypervisor-specific mitigation of CVE-2018-3646. For important details on this mitigation, see VMware Security Advisory VMSA-2018-0020.

Patch Download and Installation

The typical way to apply patches to ESXi hosts is through the VMware Update Manager. For details, see the Installing and Administering VMware vSphere Update Manager.

ESXi hosts can be updated by manually downloading the patch ZIP file from the VMware download page and installing the VIB by using the esxcli software vib command. Additionally, the system can be updated using the image profile and the esxcli software profile command. For details, see the vSphere Command-Line Interface Concepts and Examplesand the vSphere Upgrade Guide.