5703 matches found
kernel security update
CentOS Errata and Security Advisory CESA-2013:0168 Updated kernel packages that fix three security issues and several bugs are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having moderate security impact. Common Vulnerability Scoring...
[SECURITY] Fedora 18 Update: xen-4.2.1-3.fc18
This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...
[SECURITY] Fedora 17 Update: xen-4.1.4-2.fc17
This package contains the XenD daemon and xm command line tools, needed to manage virtual machines running under the Xen hypervisor...
RHEL 5 : kernel (RHSA-2013:0168)
Updated kernel packages that fix three security issues and several bugs are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having moderate security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity...
Moderate: Red Hat Security Advisory: kernel security and bug fix update
Updated kernel packages that fix three security issues and several bugs are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having moderate security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity...
nested virtualization on 32-bit exposes host crash
ISSUE DESCRIPTION When performing nested virtualisation Xen would incorrectly map guest pages for extended periods using an interface which is only intended for transient mappings. In some configurations there are a limited number of slots available for these transient mappings and exhausting the...
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kernel 2.6.18-348.1.1.0.1 - oprofile x86, mm: Add getuserpagesfast orabug 14277030 - oprofile export getuserpagesfast function orabug 14277030 - oprofile oprofile, x86: Fix nmi-unsafe callgraph support orabug 14277030 - oprofile oprofile: use KMNMI slot for kmapatomic orabug 14277030 - oprofile...
Linux stack corruption in xen_failsafe_callback for 32bit PVOPS guests.
ISSUE DESCRIPTION xenfailsafecallback incorrectly sets up its stack if an iret fault is injected by the hypervisor. IMPACT Malicious or buggy unprivileged userspace can cause the guest kernel to crash, or operate erroneously. VULNERABLE SYSTEMS All 32bit PVOPS versions of Linux are affected, sinc...
CVE-2013-0154
The getpagetype function in xen/arch/x86/mm.c in Xen 4.2, when debugging is enabled, allows local PV or HVM guest administrators to cause a denial of service assertion failure and hypervisor crash via unspecified vectors related to a hypercall...
Design/Logic Flaw
The getpagetype function in xen/arch/x86/mm.c in Xen 4.2, when debugging is enabled, allows local PV or HVM guest administrators to cause a denial of service assertion failure and hypervisor crash via unspecified vectors related to a hypercall...
CVE-2013-0154
The getpagetype function in xen/arch/x86/mm.c in Xen 4.2, when debugging is enabled, allows local PV or HVM guest administrators to cause a denial of service assertion failure and hypervisor crash via unspecified vectors related to a hypercall...
CVE-2013-0154
CVE-2013-0154 affects Xen 4.2 (and related builds) where, in the get_page_type function of xen/arch/x86/mm.c, if debugging is enabled, local PV/HVM guest admins can trigger an assertion failure and hypervisor crash via certain hypercall-related vectors. The issue is a denial of service causing hy...
[SECURITY] Fedora 18 Update: openstack-nova-2012.2.2-1.fc18
OpenStack Compute codename Nova is open source software designed to provision and manage large networks of virtual machines, creating a redundant and scalable cloud computing platform. It gives you the software, control panels, and APIs required to orchestrate a cloud, including running instances...
CVE-2012-5634
Xen 4.2.x, 4.1.x, and 4.0, when using Intel VT-d for PCI passthrough, does not properly configure VT-d when supporting a device that is behind a legacy PCI Bridge, which allows local guests to cause a denial of service to other guests by injecting an interrupt...
Hypervisor crash due to incorrect ASSERT (debug build only)
ISSUE DESCRIPTION A change to an internal interface within the hypervisor invalidated an ASSERT in a caller of that API. This code path is exposed to PV guests via a hypercall allowing administrators of PV guests to crash the hypervisor if it is built with debugging enabled. IMPACT Malicious...
CVE-2012-6075
Buffer overflow in the e1000receive function in the e1000 device driver hw/e1000.c in QEMU 1.3.0-rc2 and other versions, when the SBP and LPE flags are disabled, allows remote attackers to cause a denial of service guest OS crash and possibly execute arbitrary guest code via a large packet...
xen to fix various denial of service issues (important)
XEN was updated to fix various denial of service issues. - bnc789945 - CVE-2012-5510: xen: Grant table version switch list corruption vulnerability XSA-26 - bnc789944 - CVE-2012-5511: xen: Several HVM operations do not validate the range of their inputs XSA-27 - bnc789940 - CVE-2012-5512: xen:...
xen to fix various denial of service issues (important)
This update of XEN fixes various denial of service bugs. - bnc789945 - CVE-2012-5510: xen: Grant table version switch list corruption vulnerability XSA-26 - bnc789944 - CVE-2012-5511: xen: Several HVM operations do not validate the range of their inputs XSA-27 - bnc789940 - CVE-2012-5512: xen:...
Fedora Update for xen FEDORA-2012-19828
Check for the Version of xen OpenVAS Vulnerability Test Fedora Update for xen FEDORA-2012-19828 Authors: System Generated Check Copyright: Copyright c 2012 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the terms of...