CVE-2016-7093

Upstream information

CVE-2016-7093 at MITRE

Description

Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS privileges by leveraging mishandling of instruction pointer truncation during emulation.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
	National Vulnerability Database
Base Score	7.2
Vector	AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector	Local
Access Complexity	Low
Authentication	None
Confidentiality Impact	Complete
Integrity Impact	Complete
Availability Impact	Complete

CVSS v3 Scores
	National Vulnerability Database
Base Score	8.2
Vector	CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Access Vector	Local
Access Complexity	Low
Privileges Required	High
User Interaction	None
Scope	Changed
Confidentiality Impact	High
Integrity Impact	High
Availability Impact	High
CVSSv3 Version	3

SUSE Bugzilla entry: 995789 [RESOLVED / FIXED]

SUSE Security Advisories:

SUSE-SU-2016:2473-1, published Fri, 7 Oct 2016 14:09:00 +0200 (CEST)
SUSE-SU-2016:2507-1, published Wed, 12 Oct 2016 15:11:02 +0200 (CEST)
SUSE-SU-2016:2533-1, published Thu, 13 Oct 2016 21:09:33 +0200 (CEST)
openSUSE-SU-2016:2494-1, published Tue, 11 Oct 2016 19:08:23 +0200 (CEST)
openSUSE-SU-2016:2497-1, published Tue, 11 Oct 2016 19:20:30 +0200 (CEST)

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Linux Enterprise Desktop 12 SP1	`xen >= 4.5.3_10-20.1` `xen-kmp-default >= 4.5.3_10_k3.12.62_60.62-20.1` `xen-libs >= 4.5.3_10-20.1` `xen-libs-32bit >= 4.5.3_10-20.1`	Patchnames: SUSE-SLE-DESKTOP-12-SP1-2016-1444
SUSE Linux Enterprise Desktop 12 SP2	`xen >= 4.7.0_12-23.4` `xen-libs >= 4.7.0_12-23.4` `xen-libs-32bit >= 4.7.0_12-23.4`
SUSE Linux Enterprise Desktop 12 SP3	`xen >= 4.9.0_08-2.2` `xen-libs >= 4.9.0_08-2.2` `xen-libs-32bit >= 4.9.0_08-2.2`
SUSE Linux Enterprise Desktop 12 SP4	`xen >= 4.11.0_08-1.11` `xen-libs >= 4.11.0_08-1.11` `xen-libs-32bit >= 4.11.0_08-1.11`
SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise Server 12 SP5	`xen >= 4.12.1_06-1.1` `xen-doc-html >= 4.12.1_06-1.1` `xen-libs >= 4.12.1_06-1.1` `xen-libs-32bit >= 4.12.1_06-1.1` `xen-tools >= 4.12.1_06-1.1` `xen-tools-domU >= 4.12.1_06-1.1`
SUSE Linux Enterprise Module for Basesystem 15 SP1	`xen-libs >= 4.12.0_12-1.1` `xen-tools-domU >= 4.12.0_12-1.1`
SUSE Linux Enterprise Module for Basesystem 15	`xen-libs >= 4.10.1_04-1.4` `xen-tools-domU >= 4.10.1_04-1.4`
SUSE Linux Enterprise Module for Server Applications 15 SP1	`xen >= 4.12.0_12-1.1` `xen-devel >= 4.12.0_12-1.1` `xen-tools >= 4.12.0_12-1.1`
SUSE Linux Enterprise Module for Server Applications 15	`xen >= 4.10.1_04-1.4` `xen-devel >= 4.10.1_04-1.4` `xen-tools >= 4.10.1_04-1.4`
SUSE Linux Enterprise Server 11 SP4 SUSE Linux Enterprise Server for SAP Applications 11 SP4	`xen >= 4.4.4_08-40.2` `xen-doc-html >= 4.4.4_08-40.2` `xen-kmp-default >= 4.4.4_08_3.0.101_80-40.2` `xen-kmp-pae >= 4.4.4_08_3.0.101_80-40.2` `xen-libs >= 4.4.4_08-40.2` `xen-libs-32bit >= 4.4.4_08-40.2` `xen-tools >= 4.4.4_08-40.2` `xen-tools-domU >= 4.4.4_08-40.2`	Patchnames: slessp4-xen-12782
SUSE Linux Enterprise Server 12 SP1 SUSE Linux Enterprise Server for SAP Applications 12 SP1	`xen >= 4.5.3_10-20.1` `xen-doc-html >= 4.5.3_10-20.1` `xen-kmp-default >= 4.5.3_10_k3.12.62_60.62-20.1` `xen-libs >= 4.5.3_10-20.1` `xen-libs-32bit >= 4.5.3_10-20.1` `xen-tools >= 4.5.3_10-20.1` `xen-tools-domU >= 4.5.3_10-20.1`	Patchnames: SUSE-SLE-SERVER-12-SP1-2016-1444
SUSE Linux Enterprise Server 12 SP2	`xen >= 4.7.0_12-23.4` `xen-doc-html >= 4.7.0_12-23.4` `xen-libs >= 4.7.0_12-23.4` `xen-libs-32bit >= 4.7.0_12-23.4` `xen-tools >= 4.7.0_12-23.4` `xen-tools-domU >= 4.7.0_12-23.4`
SUSE Linux Enterprise Server 12 SP3	`xen >= 4.9.0_08-2.2` `xen-doc-html >= 4.9.0_08-2.2` `xen-libs >= 4.9.0_08-2.2` `xen-libs-32bit >= 4.9.0_08-2.2` `xen-tools >= 4.9.0_08-2.2` `xen-tools-domU >= 4.9.0_08-2.2`
SUSE Linux Enterprise Server 12 SP4	`xen >= 4.11.0_08-1.11` `xen-doc-html >= 4.11.0_08-1.11` `xen-libs >= 4.11.0_08-1.11` `xen-libs-32bit >= 4.11.0_08-1.11` `xen-tools >= 4.11.0_08-1.11` `xen-tools-domU >= 4.11.0_08-1.11`
SUSE Linux Enterprise Server 12-LTSS SUSE Linux Enterprise Server for SAP Applications 12-LTSS	`xen >= 4.4.4_04-22.22.2` `xen-doc-html >= 4.4.4_04-22.22.2` `xen-kmp-default >= 4.4.4_04_k3.12.60_52.54-22.22.2` `xen-libs >= 4.4.4_04-22.22.2` `xen-libs-32bit >= 4.4.4_04-22.22.2` `xen-tools >= 4.4.4_04-22.22.2` `xen-tools-domU >= 4.4.4_04-22.22.2`	Patchnames: SUSE-SLE-SERVER-12-2016-1476
SUSE Linux Enterprise Server for SAP Applications 12	`xen >= 4.4.4_04-22.22.2` `xen-doc-html >= 4.4.4_04-22.22.2` `xen-kmp-default >= 4.4.4_04_k3.12.60_52.54-22.22.2` `xen-libs >= 4.4.4_04-22.22.2` `xen-libs-32bit >= 4.4.4_04-22.22.2` `xen-tools >= 4.4.4_04-22.22.2` `xen-tools-domU >= 4.4.4_04-22.22.2`	Patchnames: SUSE-SLE-SAP-12-2016-1476
SUSE Linux Enterprise Software Development Kit 11 SP4	`xen >= 4.4.4_08-40.2` `xen-devel >= 4.4.4_08-40.2`	Patchnames: sdksp4-xen-12782
SUSE Linux Enterprise Software Development Kit 12 SP1	`xen >= 4.5.3_10-20.1` `xen-devel >= 4.5.3_10-20.1`	Patchnames: SUSE-SLE-SDK-12-SP1-2016-1444
SUSE Linux Enterprise Software Development Kit 12 SP2	`xen-devel >= 4.7.0_12-23.4`
SUSE Linux Enterprise Software Development Kit 12 SP3	`xen-devel >= 4.9.0_08-2.2`
SUSE Linux Enterprise Software Development Kit 12 SP4	`xen-devel >= 4.11.0_08-1.11`
SUSE Linux Enterprise Software Development Kit 12 SP5	`xen-devel >= 4.12.1_06-1.1`
openSUSE Leap 15.0	`xen-libs >= 4.10.0_20-lp150.1.2`	Patchnames: openSUSE Leap 15.0 GA xen-libs
openSUSE Leap 42.1	`xen >= 4.5.3_10-15.2` `xen-debugsource >= 4.5.3_10-15.2` `xen-devel >= 4.5.3_10-15.2` `xen-doc-html >= 4.5.3_10-15.2` `xen-kmp-default >= 4.5.3_10_k4.1.31_30-15.2` `xen-kmp-default-debuginfo >= 4.5.3_10_k4.1.31_30-15.2` `xen-libs >= 4.5.3_10-15.2` `xen-libs-32bit >= 4.5.3_10-15.2` `xen-libs-debuginfo >= 4.5.3_10-15.2` `xen-libs-debuginfo-32bit >= 4.5.3_10-15.2` `xen-tools >= 4.5.3_10-15.2` `xen-tools-debuginfo >= 4.5.3_10-15.2` `xen-tools-domU >= 4.5.3_10-15.2` `xen-tools-domU-debuginfo >= 4.5.3_10-15.2`	Patchnames: openSUSE-2016-1170
openSUSE Leap 42.2	`xen >= 4.7.0_12-1.6` `xen-doc-html >= 4.7.0_12-1.6` `xen-libs >= 4.7.0_12-1.6` `xen-tools >= 4.7.0_12-1.6` `xen-tools-domU >= 4.7.0_12-1.6`	Patchnames: openSUSE Leap 42.2 GA xen
openSUSE Leap 42.3	`xen >= 4.9.0_08-2.1` `xen-doc-html >= 4.9.0_08-2.1` `xen-libs >= 4.9.0_08-2.1` `xen-tools >= 4.9.0_08-2.1` `xen-tools-domU >= 4.9.0_08-2.1`	Patchnames: openSUSE Leap 42.3 GA xen
openSUSE Tumbleweed	`xen >= 4.7.0_12-1.3` `xen-devel >= 4.7.0_12-1.3` `xen-doc-html >= 4.7.0_12-1.3` `xen-libs >= 4.7.0_12-1.3` `xen-libs-32bit >= 4.7.0_12-1.3` `xen-tools >= 4.7.0_12-1.3` `xen-tools-domU >= 4.7.0_12-1.3`	Patchnames: openSUSE Tumbleweed GA xen

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.

Product(s)	Source package	State
SLES_LTSS-10-SP4	xen	Not affected
SUSE Linux Enterprise Desktop 11 SP4	xen	Released
SUSE Linux Enterprise Desktop 12	xen	Released
SUSE Linux Enterprise Desktop 12 SP1	xen	Released
SUSE Linux Enterprise Server 11 SP1	xen	Not affected
SUSE Linux Enterprise Server 11 SP2 LTSS	xen	Not affected
SUSE Linux Enterprise Server 11 SP3	xen	Not affected
SUSE Linux Enterprise Server 11 SP3 LTSS	xen	Not affected
SUSE Linux Enterprise Server 11 SP4	xen	Released
SUSE Linux Enterprise Server 12	xen	Released
SUSE Linux Enterprise Server 12 LTSS	xen	Released
SUSE Linux Enterprise Server 12 SP1	xen	Released
SUSE Linux Enterprise Software Development Kit 11 SP4	xen	Released
SUSE Linux Enterprise Software Development Kit 12	xen	Released
SUSE Linux Enterprise Software Development Kit 12 SP1	xen	Released