Unable to provision new target devices when using Xendesktop Setup Wizard

Getting error message when we try to create Target devices using the XenDesktop wizard via PVS console. Error message "Cannot connect to the hypervisor at 'XXXXXX'. Failed to connect to the remote server. Unable to locate server. The underlying connection was closed: Could not establish trust...

Citrix Hypervisor Security Bulletin for CVE-2023-20569, CVE-2023-34319 and CVE-2022-40982

Description of Problem An issue has been discovered in Citrix Hypervisor 8.2 CU1 LTSR that may allow malicious, privileged code in a guest VM to cause the host to crash. This issue has the following identifier: CVE-2023-34319 In addition, Intel has disclosed a security issue affecting certain Int...

Memory Integrity System Readiness Scan Tool Defense in Depth Update

The Memory Integrity System Readiness Scan Tool hvciscanamd64.exe and hvciscanarm64.exe is used to check for compatibility issues with memory integrity, also known as hypervisor-protected code integrity HVCI. The original version was published without a RSRC section, which contains resource...

(0Day) Microsoft GitHub Dev-Containers Improper Privilege Management Privilege Escalation Vulnerability

This vulnerability allows remote attackers to escalate privileges on affected installations of Microsoft GitHub. Authentication is required to exploit this vulnerability. The specific flaw exists within the configuration of Dev-Containers. The application does not enforce the privileged flag with...

Fedora: Security Advisory for xen (FEDORA-2023-0d6aa10621)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] Fedora 38 Update: xen-4.17.1-9.fc38

This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...

ASB-A-279739439

In multiple functions of memprotect.c, there is a possible way to access hypervisor memory due to a memory access check in the wrong place. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation...

Cisco Nexus 1000V ESXi Hypervisor Denial of Service (CVE-2013-1210)

Array index error in the Virtual Ethernet Module VEM kernel driver for VMware ESXi in Cisco NX-OS on the Nexus 1000V, when STUN debugging is enabled, allows remote attackers to cause a denial of service ESXi crash and purple screen of death by sending crafted STUN packets to a VEM, aka Bug ID...

Citrix Hypervisor Security Update for CVE-2023-20593

Description of Problem AMD has released updated microcode to address an issue with certain AMD CPUs. Although this is not an issue in the Citrix Hypervisor product itself, we have released a hotfix that includes this microcode to mitigate this CPU hardware issue. This issue has the following...

How to move VDA storage on Citrix Hypervisor

Move VDA disks to another storage on Citrix Hypervisor...

The vulnerability of the TrustZone subsystem’s networking (netdev) component in Qualcomm embedded operating systems allows a hacker to trigger a service failure.

The vulnerability of the TrustZone subsystem’s Networking netdev component in Linux embedded devices from Qualcomm involves a re-liberation of memory during kernel loading at the HYP level. Exploiting this vulnerability can allow an attacker to cause a service failure...

Nested Virtualization Statement for Citrix Hypervisor

Query of "Does Citrix Hypervisor support Nested Virtualization in VMs"...

Driver Disk for Bnxt en 1.10.2_223.0.183.0 - For Citrix Hypervisor 8.2 LTSR

Who should install this driver disk? Customers running the Citrix Hypervisor 8.2 LTSR release who use Bnxt's en driver and wish to use the latest version of the following: Driver Module| Driver Type| Version ---|---|--- bnxten| Ethernet/NIC| 1.10.2223.0.183.0 Issues resolved in this driver disk...

Guidance on Microsoft Signed Drivers Being Used Maliciously

Executive Summary: Microsoft was recently informed that drivers certified by Microsoft’s Windows Hardware Developer Program MWHDP were being used maliciously in post-exploitation activity. In these attacks, the attacker gained administrative privileges on compromised systems before using the...

Driver Disk for Intel i40e 2.22.20 - For Citrix Hypervisor 8.2 LTSR

Who should install this driver disk? Note: This driver disk is superseded by a more recent build of i40e 2.22.20. The latest version is availabel at https://support.citrix.com/article/CTX677875/driver-disk-for-intel-i40e-222205-for-citrix-hypervisor-82-ltsr Customers running the Citrix Hypervisor...

Security Bulletin: This Power System update is being released to address CVE-2023-25683

Summary The PowerVM Hypervisor could allow an attacker to obtain sensitive information if they gain service access to the HMC Vulnerability Details CVEID:CVE-2023-25683 DESCRIPTION: IBM PowerVM Hypervisor could allow an attacker to obtain sensitive information if they gain service access to the...

The vulnerability of the VMware ESXi hypervisor, related to writing beyond the buffer boundaries in memory, allows an intruder to gain unauthorized access to protected information.

The vulnerability of the VMware ESXi hypervisor is related to writing beyond the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to gain unauthorized access to protected information...

Driver Disk for Qlogic qla2xxx 10.02.09.00-k - For Citrix Hypervisor 8.2 LTSR

Who should install this driver disk? Customers running the Citrix Hypervisor 8.2 LTSR release who use Qlogic's qla2xxx driver and wish to use the latest version of the following: Driver Module| Driver Type| Version ---|---|--- qla2xxx| Fibre Channel HBA/Storage Controller| 10.02.09.00-k Issues...

IBM PowerVM Hypervisor Information Disclosure Vulnerability

IBM PowerVM Hypervisor is an application from International Business Machines IBM, Inc. Providing a secure and scalable virtualized environment, these applications are built on the advanced RAS capabilities and leading performance of the Power Systems platform. An information disclosure...

CVE-2023-25683

IBM PowerVM Hypervisor FW950.00 through FW950.71, FW1010.00 through FW1010.40, FW1020.00 through FW1020.20, and FW1030.00 through FW1030.11 could allow an attacker to obtain sensitive information if they gain service access to the HMC. IBM X-Force ID: 247592...