TIBCO Silver Fabric 5.8.1 HF-3 has been released. Here are the release notes:
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Introduction

Hotfixes are cumulative.

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Affected Components for Silver Fabric 5.8.1 HF-3

REST
CLI
Broker
VirtualRouter

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Closed Issues in Silver Fabric 5.8.1 HF-3 (This Release)

REST & CLI
SF-10355 (customer reported as SR 01540685)
Adds functionality to show the Component name while an Engine is in Allocating
status, and includes offline Daemon details for results retrieved by the REST API
and Silver Fabric CLI.

Note:
The CLI command "listDaemons" has been updated to include offline Daemons
by adding the optional "offline" argument.
For example: listDaemons [optional engineName] offline
For the updated REST request please refer to the Admin > REST Services page in
the Silver Fabric Administration Tool.


Broker
SF-10366 (customer reported as SR 01554934)
Adds functionality to override the default umask of Tomcat 8.5.

Note:
The existing $SF_HOME/server.sh will be replaced after applying this hotfix.
To override the default umask, uncomment lines 89 and 90 in the server.sh file,
and add the required umask.

VirtualRouter
SF-10369 (customer reported as SR 01556849)
Fixes an issue where disconnection between Virtual Router and Silver Fabric
Broker leads to incorrect routing entries in Virtual Router.


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The hotfix can be downloaded from the TIBCO Support Customer Portal Web UI, using your username and password for the TIBCO Support Web.
Once logged in, the hotfix can be found in the Downloads>Hotfixes Menu under:
AvailableDownloads/Silver/Fabric/5.8.1/