[SECURITY] Fedora 17 Update: xen-4.1.4-7.fc17

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

[SECURITY] Fedora 18 Update: xen-4.2.1-10.fc18

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

CVE-2013-1920

Xen 4.2.x, 4.1.x, and earlier, when the hypervisor is running "under memory pressure" and the Xen Security Module XSM is enabled, uses the wrong ordering of operations when extending the per-domain event channel tracking table, which causes a use-after-free and allows local guest kernels to injec...

CVE-2013-1920

Xen 4.2.x, 4.1.x, and earlier, when the hypervisor is running "under memory pressure" and the Xen Security Module XSM is enabled, uses the wrong ordering of operations when extending the per-domain event channel tracking table, which causes a use-after-free and allows local guest kernels to injec...

CVE-2013-1920

CVE-2013-1920 affects the Xen hypervisor (Xen 4.2.x, 4.1.x and earlier). When the hypervisor runs under memory pressure and the Xen Security Module (XSM) is enabled, the code path that extends the per-domain event channel tracking table uses the operations in the wrong order, causing a use-after-...

CVE-2013-1920

Xen 4.2.x, 4.1.x, and earlier, when the hypervisor is running "under memory pressure" and the Xen Security Module XSM is enabled, uses the wrong ordering of operations when extending the per-domain event channel tracking table, which causes a use-after-free and allows local guest kernels to injec...

CVE-2013-1920

Xen 4.2.x, 4.1.x, and earlier, when the hypervisor is running "under memory pressure" and the Xen Security Module XSM is enabled, uses the wrong ordering of operations when extending the per-domain event channel tracking table, which causes a use-after-free and allows local guest kernels to injec...

Potential use of freed memory in event channel operations

ISSUE DESCRIPTION Wrong ordering of operations upon extending the per-domain event channel tracking table can cause a pointer to freed memory to be left in place, when the hypervisor is under memory pressure and XSM Xen Security Module is enabled. IMPACT Malicious guest kernels could inject...

SuSE 11.2 Security Update : Xen (SAT Patch Number 7492)

XEN has been updated to fix various bugs and security issues : - XSA 36 To avoid an erratum in early hardware, the Xen AMD IOMMU code by default choose to use a single interrupt remapping table for the whole system. This sharing implied that any guest with a passed through PCI device that is bus...

High guest OS resource utilization

Challenge Performance metrics within a Virtual Machine's Guest OS are different higher or lower than the same metrics reported by Veeam ONE. Cause The process used by vSphere to allocate and distribute system resources differs from the methods used by Windows and other operating systems for a...

Important: Red Hat Security Advisory: rhev-hypervisor6 security and bug fix update

An updated rhev-hypervisor6 package that fixes several security issues and various bugs is now available. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity ratings, are...

SUSE-SU-2015:0944-1 Security update for Xen

XEN has been updated to fix various bugs and security issues: CVE-2013-0153: XSA 36 To avoid an erratum in early hardware, the Xen AMD IOMMU code by default choose to use a single interrupt remapping table for the whole system. This sharing implied that any guest with a passed through PCI device...

RHEL 6 : kernel (RHSA-2013:0630)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2013:0630 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues: A fla...

Important: Red Hat Security Advisory: kernel security and bug fix update

Updated kernel packages that fix two security issues and several bugs are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity...

CentOS Update for kernel CESA-2013:0496 centos6

The remote host is missing an update for the SPDX-FileCopyrightText: 2013 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 scriptxrefname:"URL",...

xen multiple security vulnerabilities

Different DoS conditions...

[SECURITY] [DSA 2636-1] xen security update

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - ------------------------------------------------------------------------- Debian Security Advisory DSA-2636-1 [email protected] http://www.debian.org/security/ Moritz Muehlenhoff March 01, 2013 http://www.debian.org/security/faq -...

CentOS 6 : kernel (CESA-2013:0496)

Updated kernel packages that fix multiple security issues, address several hundred bugs, and add numerous enhancements are now available as part of the ongoing support and maintenance of Red Hat Enterprise Linux version 6. This is the fourth regular update. The Red Hat Security Response Team has...

Debian Security Advisory DSA 2636-2 (xen - several vulnerabilities)

Multiple vulnerabilities have been discovered in the Xen hypervisor. The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2012-4544 Insufficient validation of kernel or ramdisk sizes in the Xen PV domain builder could result in denial of service. CVE-2012-5511...

Debian: Security Advisory (DSA-2636-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2013 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...