CentOS 5 : kernel (CESA-2012:1540)

Updated kernel packages that fix multiple security issues, two bugs, and add two enhancements are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which...

RedHat Update for kernel RHSA-2012:1540-01

The remote host is missing an update for the SPDX-FileCopyrightText: 2012 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",...

CentOS Update for kernel CESA-2012:1540 centos5

The remote host is missing an update for the SPDX-FileCopyrightText: 2012 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",...

CentOS Update for kernel CESA-2012:1540 centos5

Check for the Version of kernel OpenVAS Vulnerability Test CentOS Update for kernel CESA-2012:1540 centos5 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 th...

kernel security update

CentOS Errata and Security Advisory CESA-2012:1540 Updated kernel packages that fix multiple security issues, two bugs, and add two enhancements are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having important security impact. Common...

SuSE 10 Security Update : Xen (ZYPP Patch Number 8379)

This update fixes the following security issues in xen : - XENMEMexchange may overwrite hypervisor memory XSA-29. CVE-2012-5513 - Several memory hypercall operations allow invalid extent order values XSA-31. CVE-2012-5515 Also the following bugs have been fixed and upstream patches have been...

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

Updated kernel packages that fix multiple security issues, two bugs, and add two enhancements are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which...

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

An updated rhev-hypervisor6 package that fixes one security issue, various bugs, and adds enhancements is now available. The Red Hat Security Response Team has rated this update as having important security impact. A Common Vulnerability Scoring System CVSS base score, which gives a detailed...

CVE-2012-3432

The handlemmio function in arch/x86/hvm/io.c in the MMIO operations emulator for Xen 3.3 and 4.x, when running an HVM guest, does not properly reset certain state information between emulation cycles, which allows local guest OS users to cause a denial of service guest OS crash via unspecified...

DEBIAN-CVE-2012-2934

Xen 4.0, and 4.1, when running a 64-bit PV guest on "older" AMD CPUs, does not properly protect against a certain AMD processor bug, which allows local guest OS users to cause a denial of service host hang via sequential execution of instructions across a non-canonical boundary, a different...

CVE-2012-3432

The handlemmio function in arch/x86/hvm/io.c in the MMIO operations emulator for Xen 3.3 and 4.x, when running an HVM guest, does not properly reset certain state information between emulation cycles, which allows local guest OS users to cause a denial of service guest OS crash via unspecified...

Code injection

Xen 4.0, and 4.1, when running a 64-bit PV guest on "older" AMD CPUs, does not properly protect against a certain AMD processor bug, which allows local guest OS users to cause a denial of service host hang via sequential execution of instructions across a non-canonical boundary, a different...

XENMEM_exchange may overwrite hypervisor memory

ISSUE DESCRIPTION The handler for XENMEMexchange accesses guest memory without range checking the guest provided addresses, thus allowing these accesses to include the hypervisor reserved range. IMPACT A malicious guest administrator can cause Xen to crash. If the out of address space bounds acce...

several hypercalls do not validate input GFNs

ISSUE DESCRIPTION The function getpagefromgfn does not validate its input GFN. An invalid GFN passed to a hypercall which uses this function will cause the hypervisor to read off the end of the frame table and potentially crash. IMPACT A malicious guest administrator of a PV guest can cause Xen t...

Fedora 18 : xen-4.2.0-4.fc18 (2012-18146)

A guest can block a cpu by setting a bad VCPU deadline XSA 20, CVE-2012-4535 876198 HVM guest can exhaust p2m table crashing xen XSA 22, CVE-2012-4537 876203 PAE HVM guest can crash hypervisor XSA-23, CVE-2012-4538 876205 32-bit PV guest on 64-bit hypervisor can cause an hypervisor infinite loop...

DEBIAN-CVE-2012-4538

The HVMOPpagetabledying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service hypervisor crash via unspecified vectors...

CVE-2012-4538

The HVMOPpagetabledying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service hypervisor crash via unspecified vectors...

CVE-2012-4538

The HVMOPpagetabledying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service hypervisor crash via unspecified vectors...

CVE-2012-4538

The HVMOPpagetabledying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service hypervisor crash via unspecified vectors...

CVE-2012-4538

The HVMOPpagetabledying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service hypervisor crash via unspecified vectors...