535 matches found
Oracle Linux 5 : ELSA-2012-0721-1: / kernel (ELSA-2012-07211)
The remote Oracle Linux 5 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2012-07211 advisory. - The x86-64 kernel system-call functionality in Xen 4.1.2 and earlier, as used in Citrix XenServer 6.0.2 and earlier and other products; Oracle Solar...
XenServer: Block Size Shared storage best practices
Requirements for attaching iSCSI storage to a XenServer with regards to block size...
How to connect to Xenserver/dom0 and SVM on a SDX
Demonstrate how to connect to XenServer/dom0 and SVM on an SDX via CLI & GUI...
How to configure VMs to be powered on automatically after XenServer boot up
This article describes how to configure VMs on XenServer to be powered on automatically after XenServer boot up. Note : This capability is deprecated and will be removed in a future release...
How to Change NSIP of VPX Instance in SDX
Thisarticle explains how to modify the NSIP on a SDX VPX instance. Background User has already provisioned a VPX instance with NSIP on SDX and later decides to change the NSIP of the instance. To do this, the user had chosen “config ns” utility on instance and successfully modified and verified...
How to Change IP Address of NFS Storage on XenServer
This article is designed to explain how to change ip address of NFS storage on XenServer...
How to check write cache disk usage from XenServer Hypervisor
How to check Write Cache Disk usage from XenServer hypervisor...
Fail to install xenserver patch: The uploaded update file is invalid
Fail to install xenserver patch with error "The uploaded update file is invalid" xensource.log shows below trace. Oct 12 15:22:10 xxxxx xapi: warn||5521 HTTPS 192.168.23.251-:::80|poolupdate.introduce R:fc93dd2259e5|pervasiveext finally: Error while running cleanup after failure of main function:...
Failed to obtain XenServer host list when run powershell Remove-Provscheme
XenServer hosts have retired, but the configuration was not deleted from DDC. When trying to delete the host connection from Studio, error was thrown. When using Powershell Remove-Provscheme to delete the associated provisioning information, error "Failed to obtain XenServer host list" isthrown...
SUSE CVE-2012-3496
XENMEMpopulatephysmap in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when translating paging mode is not used, allows local PV OS guest kernels to cause a denial of service BUG triggered and host crash via invalid flags such as MEMFpopulateondemand...
SUSE CVE-2012-3498
PHYSDEVOPmappirq in Xen 4.1 and 4.2 and Citrix XenServer 6.0.2 and earlier allows local HVM guest OS kernels to cause a denial of service host crash and possibly read hypervisor or guest memory via vectors related to a missing range check of map-index...
SUSE CVE-2013-6795
The Updater in Rackspace Openstack Windows Guest Agent for XenServer before 1.2.6.0 allows remote attackers to execute arbitrary code via a crafted serialized .NET object to TCP port 1984, which triggers the download and extraction of a ZIP file that overwrites the Agent service binary...
It is impossible to add SMB ISO SR to XS 8.2 CU1 hosts without user credential info
After upgrading XenServer from 7.1.2 to 8.2 CU1, the customer can't add Windows File Sharing ISO library which does not require user credential...
How to get the installation date of XenServer
How to get the installation date of XenServer...
Error: "Invalid connection address" when adding XenServer host connection
The following error is seen when attempting to add a Citrix Hypervisor XenServer hosting connection: Error Id: XDDS:49D3D465 Exception: Citrix.Console.Models.Exceptions.ScriptException Invalid connection address. Check that the address is valid and that it references a host in the XenServer pool...
Vulnerabilities fixed in Citrix Hypervisor
Vulnerabilities have been fixed in Citrix Hypervisor and Citrix XenServer. The vulnerabilities potentially enable a malicious party to able to derive memory content from another virtual machine. These vulnerabilities are only present when the vulnerable products are used on AMD Zen 1 or AMD Zen 2...
Vulnerability fixed in AMD processors
AMD has fixed a vulnerability with reference CVE-2021-26401 for the Ryzen and Athlon processors. This vulnerability has the same cause as the vulnerability known as Spectre, with attribute CVE-2017-5717. This vulnerability allows a malicious party to obtain sensitive data from the memory of a loc...
Failed to start XenServer system with a new grub.cfg copied from another XenServer host.
Customer deleted grub.cfg by mistake, and copied the file from other host, but the affected host cannot boot now...
How to use vhd-util to Scan for Orphaned or Bad VHD Files
This article details how to use vhd-util to scan for Orphaned/Bad VHD Files. Requirements CLI connection to XenServer host, preferably through an SSH client Basic CLI command usage grep, less, tail LVM, EXT, or NFS storage type...