Hotfix XS61E009 & XS61E010 for XenServer 6.1.0

Citrix has released 2 hotfixes for XenServer 6.1. These 2 fixes need to be applied together. You can’t install 1 of the 2 fixes. These are seperate downloads and need to be installed in this order:

  1. XS61E009
  2. XS61E010

Hotfix XS61E009

This is a hotfix for customers running XenServer 6.1.0. This is the first part of a two component fix, customers should install CTX136253¬†after installing this hotfix. Continue reading “Hotfix XS61E009 & XS61E010 for XenServer 6.1.0”

Citrix XenServer multiple security updates

Today (November 13th 2012) Citrix has released a critical update for all of it’s XenServer products.

A number of security vulnerabilities have been identified in Citrix XenServer. These vulnerabilities affect all currently supported versions of Citrix XenServer up to and including version 6.1.

The following denial of service vulnerabilities have been addressed:

  • Timer overflow DoS vulnerability (CVE-2012-4535)
  • pirq range check DoS vulnerability (CVE-2012-4536)
  • Memory mapping failure DoS vulnerability (CVE-2012-4537)
  • Unhooking empty PAE entries DoS vulnerability (CVE-2012-4538)
  • Grant table hypercall infinite loop DoS vulnerability (CVE-2012-4539)
  • XENMEM_add_to_physmap DoS vulnerability (CVE-2012-4557) Continue reading “Citrix XenServer multiple security updates”

XenServer 6.1 released

Citrix has released today a new version of it’s free hypervisor XenServer. Version 6.1 is now available for download on the Citrix website.

New Features and Improvements Since XenServer 6.0

XenServer 6.1.0 includes the following new features and ongoing improvements:

Storage XenMotion:

Storage XenMotion allows running VMs to be moved from one host to another. This includes the case where (a) VMs are not located on storage shared between the hosts and (b) hosts are not in the same resource pool. This enables system administrators to: Continue reading “XenServer 6.1 released”