Understanding HA fence due to storage

This article describes how to distinguish High Availability HA storage heartbeat fencing from real host crashes. While the majority of HA fencing events occur as regular reboots and leave clear and easily found log statements identifying the event as a fence, there is one particular type of fence...

Troubleshooting Linux Virtual Machines in XenServer

This article describes about troubleshooting Linux virtual machines in XenServer. Serial console was used to access UNIX server consoles and most of the network devices switches, routes. The simplicity of serial port hardware and its universality make them popular. Serial console apart from...

PVS Console Crashes while using XenDesktop Setup Wizard

After entering the Credentials to get the list of templates from the Hypervisor, the following error appears: "Microsoft Management Console has stopped working" Note : The issue does not occur with XenServer as Host Connections to XenServer do not allow the port number in the address...

Event ID 7026 - The following boot-start or system-start driver(s) failed to load: Bnistack

On a target hosted on a VMWare Hypervisor and running Provisioning Services Target Device Software 6.0 and later,the target device cannot connect to virtual disk when starting it from the local hard drive.A red ‘X’ appears on the virtual disk status icon in the system tray. In the Event Viewer, t...

Support for XenApp in Virtualized Environments

This article provides information on support for XenApp in virtualized environments. Virtual servers provide mainframe-class virtual machines on Intel and AMD architecture servers, and are ideally suited for consolidating and partitioning systems in high-performance environments. Citrix supports...

CVE-2018-25032 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

CVE-2018-25032 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1. An upgraded version of the package is available that resolves this issue...

CVE-2023-5363 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

CVE-2023-5363 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1. An upgraded version of the package is available that resolves this issue...

CVE-2024-2511 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

CVE-2024-2511 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1. An upgraded version of the package is available that resolves this issue...

CVE-2023-6129 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

CVE-2023-6129 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1. An upgraded version of the package is available that resolves this issue...

CVE-2024-4603 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

CVE-2024-4603 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1. An upgraded version of the package is available that resolves this issue...

CVE-2023-5678 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

CVE-2023-5678 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1. An upgraded version of the package is available that resolves this issue...

CVE-2023-6237 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

CVE-2023-6237 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1. An upgraded version of the package is available that resolves this issue...

CVE-2024-0727 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

CVE-2024-0727 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1. An upgraded version of the package is available that resolves this issue...

CVE-2023-45853 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1

CVE-2023-45853 affecting package cloud-hypervisor-cvm for versions less than 38.0.72.2-1. An upgraded version of the package is available that resolves this issue...

CVE-2024-40923

In the Linux kernel, the following vulnerability has been resolved: vmxnet3: disable rx data ring on dma allocation failure When vmxnet3rqcreate fails to allocate memory for rq-dataring.base, the subsequent call to vmxnet3rqdestroyallrxdataring does not reset rq-dataring.descsize for the data rin...

CVE-2024-40923 vmxnet3: disable rx data ring on dma allocation failure

In the Linux kernel, the following vulnerability has been resolved: vmxnet3: disable rx data ring on dma allocation failure When vmxnet3rqcreate fails to allocate memory for rq-dataring.base, the subsequent call to vmxnet3rqdestroyallrxdataring does not reset rq-dataring.descsize for the data rin...

CVE-2024-40923

CVE-2024-40923 – Linux kernel vmxnet3 issue . When vmxnet3_rq_create() fails to allocate memory for rq->data_ring.base, the subsequent vmxnet3_rq_destroy_all_rxdataring path does not reset rq->data_ring.desc_size for the data ring that failed. This can cause the hypervisor to reference that...

CVE-2024-40923 vmxnet3: disable rx data ring on dma allocation failure

In the Linux kernel, the following vulnerability has been resolved: vmxnet3: disable rx data ring on dma allocation failure When vmxnet3rqcreate fails to allocate memory for rq-dataring.base, the subsequent call to vmxnet3rqdestroyallrxdataring does not reset rq-dataring.descsize for the data rin...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-6896-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6896-1 advisory. It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free...

Security Bulletin: IBM DataPower Gateway Virtual Edition vulnerable to security bypass due to use of open-vm-tools (CVE-2023-20900)

Summary open-vm-tools provides an interface between IBM DataPower Gateway Virtual Edition and the hypervisor. This issue may permit hypervisor users to perform unauthorized guest operations. Vulnerability Details CVEID:CVE-2023-20900 DESCRIPTION: VMware Tools could allow a remote attacker to bypa...