Several vulnerabilities fixed in Citrix Hypervisor and XenDesktop

Citrix has fixed vulnerabilities in XenDesktop and Hypervisor. The vulnerabilities in XenDesktop allow a malicious party to to gain elevated privileges on a virtual Windows environment and execute code with SYSTEM privileges. The vulnerability in Hypervisor allows a remote malicious person to abl...

Xen Platypus information leak via power sidechannel (XSA-351)

An information disclosure vulnerability exists in power/energy monitoring interfaces, which can be used to create covert channels and infer the operations and data used by other contexts within the system. C Tenable Network Security, Inc. include'compat.inc'; if description scriptid142889;...

System Management Mode deep dive: How SMM isolation hardens the platform

Ensuring that the platform firmware is healthy and trustworthy is fundamental to guaranteeing that powerful platform security features like Hypervisor-protected code integrity HVCI and Windows Defender Credential Guard are functioning as expected. Windows 10 achieves this by leveraging a...

[SECURITY] Fedora 32 Update: xen-4.13.2-1.fc32

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

[SECURITY] Fedora 33 Update: xen-4.14.0-9.fc33

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

Fedora: Security Advisory for xen (FEDORA-2020-5398bfb466)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH 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-or-later This program is free software; you can...

Xen: Multiple vulnerabilities

Background Xen is a bare-metal hypervisor. Description Multiple vulnerabilities have been discovered in Xen. Please review the CVE identifiers referenced below for details. Impact Please review the referenced CVE identifiers for details. Workaround There is no known workaround at this time...

VulnCheck KEV: CVE-2019-5544

VMware ESXi and Horizon Desktop as a Service DaaS OpenSLP contains a heap-based buffer overflow vulnerability that allows an attacker with network access to port 427 to overwrite the heap of the OpenSLP service to perform remote code execution...

UBUNTU-CVE-2020-28368

Xen through 4.14.x allows guest OS administrators to obtain sensitive information such as AES keys from outside the guest via a side-channel attack on a power/energy monitoring interface, aka a "Platypus" attack. NOTE: there is only one logically independent fix: to change the access control for...

Vulnerabilities fixed in Citrix Hypervisor

Vulnerabilities have been fixed in Citrix Hypervisor. The vulnerabilities allow a malicious party to cause a denial-of-service DoS or to execute arbitrary code execute arbitrary code under the application's privileges. Citrix has released updates to fix the vulnerabilities in Hypervisor. For more...

Citrix Hypervisor Security Update

Description of Problem Two issues have been identified in Citrix Hypervisor that may, if exploited, allow privileged code in an HVM guest VM to compromise or crash the host. These issues only apply in specific configurations; furthermore, Citrix believes that there would be significant difficulty...

Citrix Hypervisor Security Update

Description of Problem Two issues have been identified in Citrix Hypervisor that may, in certain configurations, allow privileged code in an HVM guest VM to execute code in the control domain, potentially compromising the host. These vulnerabilities affect all currently supported versions of Citr...

Profile Management Configuration Checking Tool - UPMConfigCheck

Please note: You can download the required file from the Citrix downloads website by visiting the following link: https://www.citrix.com/downloads/citrix-tools Profile Management Configuration Check Tool UPMConfigCheck Created Date: February 27, 2012 Updated Date: August 23, 2023 Description...

Citrix Hypervisor Security Update

Description of Problem Several security issues have been identified in Citrix Hypervisor formerly Citrix XenServer that may allow: unprivileged code in a PV guest VM to compromise that PV guest VM privileged code in a guest VM to cause the host to crash or become unresponsive privileged code in a...

Citrix Hypervisor Security Update

Description of Problem An issue has been discovered in Citrix Hypervisor that, if exploited, could potentially allow an attacker on the management network to enumerate valid administrative account usernames. Note that this attack does not disclose the corresponding passwords and does grant not...

VMware Issues Updated Fix For Critical ESXi Flaw

VMware issued an updated fix for a critical-severity remote code execution flaw in its ESXi hypervisor products. Wednesday’s VMware advisory said updated patch versions were available after it was discovered the previous patch, released Oct. 20, did not completely address the vulnerability. That’...

CVE-2020-3690

u'Due to an incorrect SMMU configuration, the modem crypto engine can potentially compromise the hypervisor' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired...

Code injection

u'Due to an incorrect SMMU configuration, the modem crypto engine can potentially compromise the hypervisor' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired...

CVE-2020-3690

u'Due to an incorrect SMMU configuration, the modem crypto engine can potentially compromise the hypervisor' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired...

CVE-2020-3690

CVE-2020-3690 describes that an incorrect SMMU configuration in the modem crypto engine could potentially compromise the hypervisor on Qualcomm Snapdragon platforms (e.g., Snapdragon Auto/Compute/Connectivity/Consumer IOT/Industrial IOT/Mobile/Voice & Music/Wired Networking) across listed SoCs (A...