6382 matches found
[SECURITY] Fedora 24 Update: xen-4.6.1-9.fc24
This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...
Xen elevation of privilege vulnerability (CNVD-2016-03338)
Xen is an open source virtual machine monitor product developed at the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same computer and supports runtime migration to ensure uptime and avoid downtime. There is a security vulnerability in...
x86 software guest page walk PS bit handling flaw
ISSUE DESCRIPTION The Page Size PS page table entry bit exists at all page table levels other than L1. Its meaning is reserved in L4, and conditionally reserved in L3 and L2 depending on hardware capabilities. The software page table walker in the hypervisor, however, so far ignored that bit in L...
xen-kernel -- x86 software guest page walk PS bit handling flaw
The Xen Project reports: The Page Size PS page table entry bit exists at all page table levels other than L1. Its meaning is reserved in L4, and conditionally reserved in L3 and L2 depending on hardware capabilities. The software page table walker in the hypervisor, however, so far ignored that b...
[SECURITY] Fedora 24 Update: xen-4.6.1-8.fc24
This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...
[SECURITY] Fedora 23 Update: xen-4.5.3-3.fc23
This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...
Microsoft Windows HVCI Security Bypass Vulnerability
Microsoft Windows is a series of operating systems released by the American company Microsoft. A security bypass vulnerability exists in Microsoft Windows 10 Gold and 1511, which stems from a program failing to properly allow certain kernel-mode pages to be marked as Read, Write, and Execute RWX....
CVE-2016-0181
Microsoft Windows 10 Gold and 1511 allows local users to bypass the Virtual Secure Mode Hypervisor Code Integrity HVCI protection mechanism and perform RWX markings of kernel-mode pages via a crafted application, aka "Hypervisor Code Integrity Security Feature Bypass."...
CVE-2016-0181
Microsoft Windows 10 Gold and 1511 allows local users to bypass the Virtual Secure Mode Hypervisor Code Integrity HVCI protection mechanism and perform RWX markings of kernel-mode pages via a crafted application, aka "Hypervisor Code Integrity Security Feature Bypass."...
Security feature bypass
Microsoft Windows 10 Gold and 1511 allows local users to bypass the Virtual Secure Mode Hypervisor Code Integrity HVCI protection mechanism and perform RWX markings of kernel-mode pages via a crafted application, aka "Hypervisor Code Integrity Security Feature Bypass."...
CVE-2016-0181: Undefined Security Weakness
Microsoft Windows 10 Gold and 1511 allows local users to bypass the Virtual Secure Mode Hypervisor Code Integrity HVCI protection mechanism and perform RWX markings of kernel-mode pages via a crafted application, aka "Hypervisor Code Integrity Security Feature Bypass."...
Microsoft Windows Virtual Secure Mode Security Feature Bypass vulnerability (3155451)
This host is missing an important security update according to Microsoft Bulletin MS16-066. SPDX-FileCopyrightText: 2016 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...
Hypervisor Code Integrity Security Feature Bypass
A security feature bypass vulnerability exists when Windows incorrectly allows certain kernel-mode pages to be marked as Read, Write, Execute RWX even with Hypervisor Code Integrity HVCI enabled. To exploit this vulnerability, an attacker could run a specially crafted application to bypass code...
Xen Hypervisor Information Disclosure
The vulnerability of the fpufxrstor function arch/x86/i387.c in the Xen hypervisor is related to access control deficiencies. Exploiting this vulnerability could allow an attacker, operating locally, to gain access to protected information about the contents of registers by using the exception ma...
Xen Hypervisor Information Disclosure
The vulnerability of the xrstor function arch/x86/xstate.c in the Xen hypervisor is related to deficiencies in access control. Exploiting this vulnerability could allow a local attacker to gain access to the protected information in the register’s contents by utilizing the exception mask bit...
PT-2016-1999
Name of the Vulnerable Software and Affected Versions Microsoft Windows 10 versions Gold and 1511 Description The issue is related to errors in security settings, allowing a local attacker to bypass the Virtual Secure Mode Hypervisor Code Integrity protection mechanism. This can be achieved via a...
[SECURITY] Fedora 24 Update: xen-4.6.1-6.fc24
This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...
Xen Hypervisor Privilege Escalation
The vulnerability of Xen hypervisors arises due to a numerical overflow condition. Exploiting this vulnerability allows an attacker acting locally to cause a service failure or increase their privileges including forced termination of the host...