Recommended Hotfixes for Citrix Hypervisor 8.2

This article contains the minimum set of hotfixes to install to get your Citrix Hypervisor 8.2 LTSR installation up to date. If you use the Automated Updates feature of XenCenter, this is the set of hotfixes that are installed.

Note: Before installing any hotfixes, ensure that you are using the latest version of XenCenter. For more information, see the Citrix Hypervisor product downloads page.

Citrix Hypervisor 8.2 LTSR CU1 Citrix Hypervisor 8.2 LTSR

Some hotfixes remain listed in this table even though they are rolled up by subsequent hotfixes. These hotfixes are pre-requisites for hotfixes to other components. For more information, see the hotfix articles.

Note: These hotfixes are available only to customers on the Customer Success Services program.

Hotfix Notes Prerequisite hotfixes Live patchable?
Hotfix XS82ECU1002 – For Citrix Hypervisor 8.2 LTSR CU1

Public Availability: Security fixes to Dom0 kernel

This security hotfix addresses the vulnerabilities as described in the linked Security Bulletin.

In addition, it includes the following change:

  • Improvements to licensing information provided by the kernel RPM.
None No
Hotfix XS82ECU1009 – For Citrix Hypervisor 8.2 LTSR CU1

Public Availability: fixes to Storage Manager

This hotfix resolves the following issues:

  • If you use XenOrchestra to create a batch of snapshots, Citrix Hypervisor can experience GC failures and a segmentation fault.
  • If you do not destroy your SR before unmapping the LUN or removing the SAN, you might encounter performance impacting errors from the Citrix Hypervisor server until the server is rebooted.
None No
Hotfix XS82ECU1013 – For Citrix Hypervisor 8.2 LTSR CU1

Public Availability: Fixes to Xen Device Model

This hotfix resolves the following issue:

  • If you add SR-IOV to a VM with GPU-Passthrough enabled, the VM doesn’t boot.
None No
Hotfix XS82ECU1017 – For Citrix Hypervisor 8.2 LTSR CU1

Public Availability: Security Fixes to Open vSwitch

This security hotfix addresses the vulnerabilities as described in the linked Security Bulletin.

In addition. this hotfix fixes the following issue:

  • The openvswitch logrotate script outputs spurious error messages into dead.letter.

This hotfix also includes the following previously released hotfixes:

None No
Hotfix XS82ECU1018 – For Citrix Hypervisor 8.2 LTSR CU1

Public Availability: fixes to Dom0 user space

This hotfix resolves the following issues:

  • On some Citrix Hypervisor hosts that were updated from 8.2 to 8.2 CU1, unsupported cipher algorithms for SSH were not being removed from the configuration files.

This hotfix includes the following improvements:

  • Ensure that spurious FCoE error messages are not output.
None No
Hotfix XS82ECU1019 – For Citrix Hypervisor 8.2 LTSR CU1

Public Availability: Security Fixes to Toolstack

This security hotfix addresses the vulnerabilities as described in the linked Security Bulletin.

In addition, this hotfix resolves the following issues:

  • If an active VIF is connected to dom0, you cannot delete that VIF and the network it is on, including VLAN networks.
  • If the SR associated with PVS cache storage is deleted, you cannot destroy the PVS cache storage and receive the error message “You gave an invalid object reference.”
  • The xe host-get-server-certificate command can incorrectly output certificates that contain the character.

This hotfix also includes the following previously released hotfixes:

None No
Hotfix XS82ECU1021 – For Citrix Hypervisor 8.2 LTSR CU1

Public Availability: Fixes to Xen

This hotfix includes the following improvements:

  • The Intel microcode is updated to version IPU 2022.3.
  • Minor bug fixes in the hypervisor.

This hotfix also includes the following previously released hotfixes:

None No

Some hotfixes remain listed in this table even though they are rolled up by subsequent hotfixes. These hotfixes are pre-requisites for hotfixes to other components. For more information, see the hotfix articles.

Note: These hotfixes are available only to customers on the Customer Success Services program.

Hotfix Notes Prerequisite hotfixes Live patchable?
Hotfix CH82ECU1 – For Citrix Hypervisor 8.2 LTSR

Citrix Hypervisor 8.2 LTSR Cumulative Update 1

None No

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