CVE-2012-3494 Common Vulnerabilities and Exposures

Upstream information

CVE-2012-3494 at MITRE

Description

The set_debugreg hypercall in include/asm-x86/debugreg.h in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when running on x86-64 systems, allows local OS guest users to cause a denial of service (host crash) by writing to the reserved bits of the DR7 debug control register.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having low severity.

CVSS v2 Scores
	National Vulnerability Database
Base Score	2.1
Vector	AV:L/AC:L/Au:N/C:N/I:N/A:P
Access Vector	Local
Access Complexity	Low
Authentication	None
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	Partial

Note from the SUSE Security Team on the xen package

This issue likely only affects the XEN hypervisor itself, unless otherwise stated. The userland utilities in -tools and libraries in -libs are shipped together with the xen hypervisor as they are built from one source and do not contain hypervisor specific fixes.

SUSE Bugzilla entry: 777090 [RESOLVED / FIXED]

SUSE Security Advisories:

SUSE-SU-2012:1129-1, published Thu Sep 6 14:08:33 MDT 2012
SUSE-SU-2012:1132-1, published Fri Sep 7 07:08:35 MDT 2012
SUSE-SU-2012:1133-1, published Fri Sep 7 08:08:24 MDT 2012
SUSE-SU-2012:1135-1, published Fri Sep 7 12:08:40 MDT 2012
SUSE-SU-2012:1162-1, published Thu Sep 13 14:08:29 MDT 2012
openSUSE-SU-2012:1172-1, published Fri Dec 8 15:48:31 2023
openSUSE-SU-2012:1174-1, published Fri Dec 8 15:48:31 2023
openSUSE-SU-2012:1572-1, published Fri Dec 8 15:48:58 2023
openSUSE-SU-2012:1573-1, published Fri Dec 8 15:48:58 2023

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Linux Enterprise Desktop 11 SP2	`vm-install >= 0.5.12-0.5.3` `xen >= 4.1.3_02-0.5.1` `xen-devel >= 4.1.3_02-0.5.1` `xen-doc-html >= 4.1.3_02-0.5.1` `xen-doc-pdf >= 4.1.3_02-0.5.1` `xen-kmp-default >= 4.1.3_02_3.0.38_0.5-0.5.1` `xen-kmp-trace >= 4.1.3_02_3.0.38_0.5-0.5.1` `xen-libs >= 4.1.3_02-0.5.1` `xen-libs-32bit >= 4.1.3_02-0.5.1` `xen-tools >= 4.1.3_02-0.5.1` `xen-tools-domU >= 4.1.3_02-0.5.1`	Patchnames: sdksp2-xen-201209 sledsp2-xen-201209
SUSE Linux Enterprise Desktop 11 SP4 SUSE Linux Enterprise Server for SAP Applications 11 SP4 SUSE Linux Enterprise Software Development Kit 11 SP4	`xen-devel >= 4.4.2_08-1.7`	Patchnames: SUSE Linux Enterprise Software Development Kit 11 SP4 GA xen-devel-4.4.2_08-1.7
SUSE Linux Enterprise Server 11 SP1-LTSS	`xen >= 4.0.3_21548_10-0.5.1` `xen-doc-html >= 4.0.3_21548_10-0.5.1` `xen-doc-pdf >= 4.0.3_21548_10-0.5.1` `xen-kmp-default >= 4.0.3_21548_10_2.6.32.59_0.7-0.5.1` `xen-kmp-pae >= 4.0.3_21548_10_2.6.32.59_0.7-0.5.1` `xen-kmp-trace >= 4.0.3_21548_10_2.6.32.59_0.7-0.5.1` `xen-libs >= 4.0.3_21548_10-0.5.1` `xen-tools >= 4.0.3_21548_10-0.5.1` `xen-tools-domU >= 4.0.3_21548_10-0.5.1`	Patchnames: slessp1-xen-201209
SUSE Linux Enterprise Server 11 SP2 SUSE Linux Enterprise Server for SAP Applications 11 SP2	`vm-install >= 0.5.12-0.5.3` `xen >= 4.1.3_02-0.5.1` `xen-devel >= 4.1.3_02-0.5.1` `xen-doc-html >= 4.1.3_02-0.5.1` `xen-doc-pdf >= 4.1.3_02-0.5.1` `xen-kmp-default >= 4.1.3_02_3.0.38_0.5-0.5.1` `xen-kmp-trace >= 4.1.3_02_3.0.38_0.5-0.5.1` `xen-libs >= 4.1.3_02-0.5.1` `xen-libs-32bit >= 4.1.3_02-0.5.1` `xen-tools >= 4.1.3_02-0.5.1` `xen-tools-domU >= 4.1.3_02-0.5.1`	Patchnames: sdksp2-xen-201209 slessp2-xen-201209
SUSE Linux Enterprise Server 11 SP3	`xen >= 4.2.2_04-0.7.5` `xen-doc-html >= 4.2.2_04-0.7.5` `xen-doc-pdf >= 4.2.2_04-0.7.5` `xen-kmp-default >= 4.2.2_04_3.0.76_0.11-0.7.5` `xen-kmp-pae >= 4.2.2_04_3.0.76_0.11-0.7.5` `xen-libs >= 4.2.2_04-0.7.5` `xen-libs-32bit >= 4.2.2_04-0.7.5` `xen-tools >= 4.2.2_04-0.7.5` `xen-tools-domU >= 4.2.2_04-0.7.5`	Patchnames: SUSE Linux Enterprise Server 11 SP3 GA xen-4.2.2_04-0.7.5
SUSE Linux Enterprise Server 11 SP4	`xen >= 4.4.2_08-1.7` `xen-devel >= 4.4.2_08-1.7` `xen-doc-html >= 4.4.2_08-1.7` `xen-kmp-default >= 4.4.2_08_3.0.101_63-1.7` `xen-kmp-pae >= 4.4.2_08_3.0.101_63-1.7` `xen-libs >= 4.4.2_08-1.7` `xen-libs-32bit >= 4.4.2_08-1.7` `xen-tools >= 4.4.2_08-1.7` `xen-tools-domU >= 4.4.2_08-1.7`	Patchnames: SUSE Linux Enterprise Server 11 SP4 GA xen-4.4.2_08-1.7 SUSE Linux Enterprise Software Development Kit 11 SP4 GA xen-devel-4.4.2_08-1.7
SUSE Linux Enterprise Software Development Kit 11 SP2	`xen-devel >= 4.1.3_02-0.5.1`	Patchnames: sdksp2-xen-201209

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s)	Source package	State
Products past their end of life and not receiving proactive updates anymore.
SLES for SAP Applications 11 SP2	xen	Released
SUSE Linux Enterprise Desktop 11 SP1	xen	Released
SUSE Linux Enterprise Desktop 11 SP2	xen	Released
SUSE Linux Enterprise Enterprise Server 11 SP1 for SAP Enterprise Search	xen	Released
SUSE Linux Enterprise Server 10 SP4-LTSS	xen	Affected
SUSE Linux Enterprise Server 11 SP1	xen	Released
SUSE Linux Enterprise Server 11 SP1 LTSS	xen	Released
SUSE Linux Enterprise Server 11 SP1-LTSS	xen	Released
SUSE Linux Enterprise Server 11 SP2	xen	Released
SUSE Linux Enterprise Server 11 SP2 LTSS	xen	Released
SUSE Linux Enterprise Server 11 SP2-LTSS	xen	Released
SUSE Linux Enterprise Server for SAP Applications 11 SP1	xen	Released
SUSE Linux Enterprise Server for SAP Applications 11 SP2	xen	Released
SUSE Linux Enterprise Server for SAP Business All-in-One 11 SP1	xen	Released
SUSE Linux Enterprise Software Development Kit 11 SP1	xen	Released
SUSE Linux Enterprise Software Development Kit 11 SP2	xen	Released

SUSE Timeline for this CVE

CVE page created: Fri Jun 28 08:43:43 2013
CVE page last modified: Wed Mar 12 14:36:49 2025