Security update for xen

Knowledgebase

(Last modified: 30NOV2007)

solutions Security update for xen SuSE Linux Maintenance Web (fc17a92219747dfc421dcd8d375a7c31)

Applies to

Package: xen
xen-KMP
xen-devel
xen-doc-html
xen-doc-pdf
xen-doc-ps
xen-libs
xen-tools
xen-tools-domU
xen-tools-ioemu
Product(s): SUSE Linux Enterprise Desktop 10 SP1 for x86
SUSE Linux Enterprise Desktop 10 SP1 for AMD64 and Intel EM64T
SLE SDK 10 SP1 for x86
SLE SDK 10 SP1 for X86-64
SUSE Linux Enterprise Server 10 SP1 for x86
SUSE Linux Enterprise Server 10 SP1 for AMD64 and Intel EM64T
Zypp-Patch-Number: 4766
Release: 20071130
Obsoletes: none

Indications

Everyone should update.

Contraindications

None.

Problem description

This update fixes various Xen issues.
Two security problems were fixed:

CVE-2007-5906: Xen allowed virtual guest system users to cause a denial of service (hypervisor crash) by using a debug register (DR7) to set certain breakpoints.
CVE-2007-5907: Xen 3.1.1 does not prevent modification of the CR4 TSC from applications, which allows pv guests to cause a denial of service (crash).

Also the following bugs were fixed:

279062: Timer ISR/1: Time went backwards
340379: Xen-3.04_13138-0.52 not working with FV File-Backed VMs

Solution

Please install the updates provided at the location noted below.

Installation notes

This update is provided as an RPM package that can easily be installed onto a running system by using this command:


rpm -Fvh xen.rpm xen-KMP.rpm xen-devel.rpm xen-doc-html.rpm xen-doc-pdf.rpm xen-doc-ps.rpm xen-libs.rpm xen-tools.rpm xen-tools-domU.rpm xen-tools-ioemu.rpm

links to download packages

Download Source Packages

Download the source code of the patches for maintained products.

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