CVE-2018-19962

Upstream information

CVE-2018-19962 at MITRE

Description

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.

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SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores

	National Vulnerability Database
Base Score	6.9
Vector	AV:L/AC:M/Au:N/C:C/I:C/A:C
Access Vector	Local
Access Complexity	Medium
Authentication	None
Confidentiality Impact	Complete
Integrity Impact	Complete
Availability Impact	Complete

CVSS v3 Scores

	National Vulnerability Database	SUSE
Base Score	7.8	7.8
Vector	AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H	AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Access Vector	Local	Local
Access Complexity	High	High
Privileges Required	Low	Low
User Interaction	None	None
Scope	Changed	Changed
Confidentiality Impact	High	High
Integrity Impact	High	High
Availability Impact	High	High

SUSE Bugzilla entry: 1115040 [NEW]

SUSE Security Advisories:

• SUSE-SU-2018:4070-1, published Wed Dec 12 01:09:16 MST 2018
• SUSE-SU-2018:4300-1, published Fri Dec 28 16:17:00 MST 2018
• SUSE-SU-2019:0003-1, published Wed Jan 2 12:08:20 MST 2019
• SUSE-SU-2019:0020-1, published Fri Jan 4 10:11:51 MST 2019
• SUSE-SU-2019:13921-1, published
• openSUSE-SU-2018:4111-1, published Thu, 13 Dec 2018 03:17:36 +0100 (CET)
• openSUSE-SU-2018:4304-1, published Sat, 29 Dec 2018 15:11:23 +0100 (CET)

List of released packages

Product(s)	Fixed package version(s)	References
SUSE CaaS Platform 3.0	xen >= 4.9.3_03-3.47.1 xen-libs >= 4.9.3_03-3.47.1 xen-tools-domU >= 4.9.3_03-3.47.1	Patchnames: SUSE-CAASP-3.0-2018-2896
SUSE CaaS Platform ALL	xen >= 4.9.3_03-3.47.1 xen-libs >= 4.9.3_03-3.47.1 xen-tools-domU >= 4.9.3_03-3.47.1	Patchnames: SUSE-CAASP-ALL-2018-2896
SUSE Enterprise Storage 4	xen >= 4.7.6_05-43.45.1 xen-doc-html >= 4.7.6_05-43.45.1 xen-libs >= 4.7.6_05-43.45.1 xen-libs-32bit >= 4.7.6_05-43.45.1 xen-tools >= 4.7.6_05-43.45.1 xen-tools-domU >= 4.7.6_05-43.45.1	Patchnames: SUSE-Storage-4-2019-20
SUSE Linux Enterprise Desktop 12 SP3	xen >= 4.9.3_03-3.47.1 xen-libs >= 4.9.3_03-3.47.1 xen-libs-32bit >= 4.9.3_03-3.47.1	Patchnames: SUSE-SLE-DESKTOP-12-SP3-2018-2896
SUSE Linux Enterprise Desktop 12 SP4	xen >= 4.11.1_02-2.3.1 xen-libs >= 4.11.1_02-2.3.1 xen-libs-32bit >= 4.11.1_02-2.3.1	Patchnames: SUSE-SLE-DESKTOP-12-SP4-2019-3
SUSE Linux Enterprise Module for Basesystem 15	xen >= 4.10.2_04-3.9.1 xen-libs >= 4.10.2_04-3.9.1 xen-tools-domU >= 4.10.2_04-3.9.1	Patchnames: SUSE-SLE-Module-Basesystem-15-2018-3063
SUSE Linux Enterprise Module for Server Applications 15	xen >= 4.10.2_04-3.9.1 xen-devel >= 4.10.2_04-3.9.1 xen-tools >= 4.10.2_04-3.9.1	Patchnames: SUSE-SLE-Module-Server-Applications-15-2018-3063
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT	xen >= 4.7.6_05-43.45.1 xen-doc-html >= 4.7.6_05-43.45.1 xen-libs >= 4.7.6_05-43.45.1 xen-libs-32bit >= 4.7.6_05-43.45.1 xen-tools >= 4.7.6_05-43.45.1 xen-tools-domU >= 4.7.6_05-43.45.1	Patchnames: SUSE-SLE-POS-12-SP2-CLIENT-2019-20
SUSE Linux Enterprise Server 11 SP4	xen >= 4.4.4_38-61.40.1 xen-doc-html >= 4.4.4_38-61.40.1 xen-kmp-default >= 4.4.4_38_3.0.101_108.84-61.40.1 xen-kmp-pae >= 4.4.4_38_3.0.101_108.84-61.40.1 xen-libs >= 4.4.4_38-61.40.1 xen-libs-32bit >= 4.4.4_38-61.40.1 xen-tools >= 4.4.4_38-61.40.1 xen-tools-domU >= 4.4.4_38-61.40.1	Patchnames: slessp4-xen-13921
SUSE Linux Enterprise Server 12 SP2-BCL	xen >= 4.7.6_05-43.45.1 xen-doc-html >= 4.7.6_05-43.45.1 xen-libs >= 4.7.6_05-43.45.1 xen-libs-32bit >= 4.7.6_05-43.45.1 xen-tools >= 4.7.6_05-43.45.1 xen-tools-domU >= 4.7.6_05-43.45.1	Patchnames: SUSE-SLE-SERVER-12-SP2-BCL-2019-20
SUSE Linux Enterprise Server 12 SP2-ESPOS	xen >= 4.7.6_05-43.45.1 xen-doc-html >= 4.7.6_05-43.45.1 xen-libs >= 4.7.6_05-43.45.1 xen-libs-32bit >= 4.7.6_05-43.45.1 xen-tools >= 4.7.6_05-43.45.1 xen-tools-domU >= 4.7.6_05-43.45.1	Patchnames: SUSE-SLE-SERVER-12-SP2-ESPOS-2019-20
SUSE Linux Enterprise Server 12 SP2-LTSS	xen >= 4.7.6_05-43.45.1 xen-doc-html >= 4.7.6_05-43.45.1 xen-libs >= 4.7.6_05-43.45.1 xen-libs-32bit >= 4.7.6_05-43.45.1 xen-tools >= 4.7.6_05-43.45.1 xen-tools-domU >= 4.7.6_05-43.45.1	Patchnames: SUSE-SLE-SERVER-12-SP2-2019-20
SUSE Linux Enterprise Server 12 SP3	xen >= 4.9.3_03-3.47.1 xen-doc-html >= 4.9.3_03-3.47.1 xen-libs >= 4.9.3_03-3.47.1 xen-libs-32bit >= 4.9.3_03-3.47.1 xen-tools >= 4.9.3_03-3.47.1 xen-tools-domU >= 4.9.3_03-3.47.1	Patchnames: SUSE-SLE-SERVER-12-SP3-2018-2896
SUSE Linux Enterprise Server 12 SP4	xen >= 4.11.1_02-2.3.1 xen-doc-html >= 4.11.1_02-2.3.1 xen-libs >= 4.11.1_02-2.3.1 xen-libs-32bit >= 4.11.1_02-2.3.1 xen-tools >= 4.11.1_02-2.3.1 xen-tools-domU >= 4.11.1_02-2.3.1	Patchnames: SUSE-SLE-SERVER-12-SP4-2019-3
SUSE Linux Enterprise Server for SAP Applications 11 SP4	xen >= 4.4.4_38-61.40.1 xen-doc-html >= 4.4.4_38-61.40.1 xen-kmp-default >= 4.4.4_38_3.0.101_108.84-61.40.1 xen-kmp-pae >= 4.4.4_38_3.0.101_108.84-61.40.1 xen-libs >= 4.4.4_38-61.40.1 xen-libs-32bit >= 4.4.4_38-61.40.1 xen-tools >= 4.4.4_38-61.40.1 xen-tools-domU >= 4.4.4_38-61.40.1	Patchnames: slessp4-xen-13921
SUSE Linux Enterprise Server for SAP Applications 12 SP2	xen >= 4.7.6_05-43.45.1 xen-doc-html >= 4.7.6_05-43.45.1 xen-libs >= 4.7.6_05-43.45.1 xen-libs-32bit >= 4.7.6_05-43.45.1 xen-tools >= 4.7.6_05-43.45.1 xen-tools-domU >= 4.7.6_05-43.45.1	Patchnames: SUSE-SLE-SAP-12-SP2-2019-20
SUSE Linux Enterprise Server for SAP Applications 12 SP2-BCL	xen >= 4.7.6_05-43.45.1 xen-doc-html >= 4.7.6_05-43.45.1 xen-libs >= 4.7.6_05-43.45.1 xen-libs-32bit >= 4.7.6_05-43.45.1 xen-tools >= 4.7.6_05-43.45.1 xen-tools-domU >= 4.7.6_05-43.45.1	Patchnames: SUSE-SLE-SERVER-12-SP2-BCL-2019-20
SUSE Linux Enterprise Server for SAP Applications 12 SP2-ESPOS	xen >= 4.7.6_05-43.45.1 xen-doc-html >= 4.7.6_05-43.45.1 xen-libs >= 4.7.6_05-43.45.1 xen-libs-32bit >= 4.7.6_05-43.45.1 xen-tools >= 4.7.6_05-43.45.1 xen-tools-domU >= 4.7.6_05-43.45.1	Patchnames: SUSE-SLE-SERVER-12-SP2-ESPOS-2019-20
SUSE Linux Enterprise Server for SAP Applications 12 SP2-LTSS	xen >= 4.7.6_05-43.45.1 xen-doc-html >= 4.7.6_05-43.45.1 xen-libs >= 4.7.6_05-43.45.1 xen-libs-32bit >= 4.7.6_05-43.45.1 xen-tools >= 4.7.6_05-43.45.1 xen-tools-domU >= 4.7.6_05-43.45.1	Patchnames: SUSE-SLE-SERVER-12-SP2-2019-20
SUSE Linux Enterprise Server for SAP Applications 12 SP3	xen >= 4.9.3_03-3.47.1 xen-doc-html >= 4.9.3_03-3.47.1 xen-libs >= 4.9.3_03-3.47.1 xen-libs-32bit >= 4.9.3_03-3.47.1 xen-tools >= 4.9.3_03-3.47.1 xen-tools-domU >= 4.9.3_03-3.47.1	Patchnames: SUSE-SLE-SERVER-12-SP3-2018-2896
SUSE Linux Enterprise Server for SAP Applications 12 SP4	xen >= 4.11.1_02-2.3.1 xen-doc-html >= 4.11.1_02-2.3.1 xen-libs >= 4.11.1_02-2.3.1 xen-libs-32bit >= 4.11.1_02-2.3.1 xen-tools >= 4.11.1_02-2.3.1 xen-tools-domU >= 4.11.1_02-2.3.1	Patchnames: SUSE-SLE-SERVER-12-SP4-2019-3
SUSE Linux Enterprise Software Development Kit 11 SP4	xen >= 4.4.4_38-61.40.1 xen-devel >= 4.4.4_38-61.40.1	Patchnames: sdksp4-xen-13921
SUSE Linux Enterprise Software Development Kit 12 SP3	xen >= 4.9.3_03-3.47.1 xen-devel >= 4.9.3_03-3.47.1	Patchnames: SUSE-SLE-SDK-12-SP3-2018-2896
SUSE Linux Enterprise Software Development Kit 12 SP4	xen >= 4.11.1_02-2.3.1 xen-devel >= 4.11.1_02-2.3.1	Patchnames: SUSE-SLE-SDK-12-SP4-2019-3
SUSE OpenStack Cloud 7	xen >= 4.7.6_05-43.45.1 xen-doc-html >= 4.7.6_05-43.45.1 xen-libs >= 4.7.6_05-43.45.1 xen-libs-32bit >= 4.7.6_05-43.45.1 xen-tools >= 4.7.6_05-43.45.1 xen-tools-domU >= 4.7.6_05-43.45.1	Patchnames: SUSE-OpenStack-Cloud-7-2019-20
openSUSE Leap 15.0	xen >= 4.10.2_04-lp150.2.12.1 xen-debugsource >= 4.10.2_04-lp150.2.12.1 xen-devel >= 4.10.2_04-lp150.2.12.1 xen-doc-html >= 4.10.2_04-lp150.2.12.1 xen-libs >= 4.10.2_04-lp150.2.12.1 xen-libs-32bit >= 4.10.2_04-lp150.2.12.1 xen-libs-32bit-debuginfo >= 4.10.2_04-lp150.2.12.1 xen-libs-debuginfo >= 4.10.2_04-lp150.2.12.1 xen-tools >= 4.10.2_04-lp150.2.12.1 xen-tools-debuginfo >= 4.10.2_04-lp150.2.12.1 xen-tools-domU >= 4.10.2_04-lp150.2.12.1 xen-tools-domU-debuginfo >= 4.10.2_04-lp150.2.12.1	Patchnames: openSUSE-2018-1624
openSUSE Leap 42.3	xen >= 4.9.3_03-34.1 xen-debugsource >= 4.9.3_03-34.1 xen-devel >= 4.9.3_03-34.1 xen-doc-html >= 4.9.3_03-34.1 xen-libs >= 4.9.3_03-34.1 xen-libs-debuginfo >= 4.9.3_03-34.1 xen-tools >= 4.9.3_03-34.1 xen-tools-debuginfo >= 4.9.3_03-34.1 xen-tools-domU >= 4.9.3_03-34.1 xen-tools-domU-debuginfo >= 4.9.3_03-34.1	Patchnames: openSUSE-2018-1530

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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
CaaS Platform 1.0	xen	Released
CaaS Platform 2.0	xen	Released
CaaS Platform 3.0	xen	Released
SUSE Linux Enterprise Desktop 12 SP3	xen	Released
SUSE Linux Enterprise Desktop 12 SP4	xen	Released
SUSE Linux Enterprise High Performance Computing 12	xen	Released
SUSE Linux Enterprise Module for Basesystem 15 GA	xen	Released
SUSE Linux Enterprise Module for Server Applications 15 GA	xen	Released
SUSE Linux Enterprise SDK 11 SP4	xen	Released
SUSE Linux Enterprise SDK 12 SP3	xen	Released
SUSE Linux Enterprise SDK 12 SP4	xen	Released
SUSE Linux Enterprise Server 11 SP3 LTSS	xen	Affected
SUSE Linux Enterprise Server 11 SP4	xen	Released
SUSE Linux Enterprise Server 12 GA LTSS	xen	Affected
SUSE Linux Enterprise Server 12 SP2 LTSS	xen	Released
SUSE Linux Enterprise Server 12 SP3	xen	Released
SUSE Linux Enterprise Server 12 SP4	xen	Released
SUSE Linux Enterprise Server for SAP Applications 11 SP3	xen	Affected
SUSE Linux Enterprise Server for SAP Applications 12 GA	xen	Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2	xen	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4	xen	Released