This patch release contains security fixes for ESXi. For more information, see the KB article for the individual bulletin. For information about the issues fixed with the ESXi-5.0.0-20120604001-standard image profile, see KB 2021035. For information about the issues fixed with the ESXi-5.0.0-20120604001-no-tools image profile, see KB 2021036.
Best Practices for a Secure Environment
To ensure that you you have the complete set of security fixes, VMware recommends that you first update to ESXi 5.0 U1 and install all subsequent patches, including this one.
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 Examples and the vSphere Upgrade Guide.