CVE-2017-15595

Upstream information

CVE-2017-15595 at MITRE

Description

An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to cause a denial of service (unbounded recursion, stack consumption, and hypervisor crash) or possibly gain privileges via crafted page-table stacking.

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SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores

	National Vulnerability Database	SUSE
Base Score	7.2	6.2
Vector	AV:L/AC:L/Au:N/C:C/I:C/A:C	AV:L/AC:H/Au:N/C:C/I:C/A:C
Access Vector	Local	Local
Access Complexity	Low	High
Authentication	None	None
Confidentiality Impact	Complete	Complete
Integrity Impact	Complete	Complete
Availability Impact	Complete	Complete

CVSS v3 Scores

	National Vulnerability Database	SUSE
Base Score	8.8	8.1
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H	CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Access Vector	Local	Local
Access Complexity	Low	High
Privileges Required	Low	None
User Interaction	None	None
Scope	Changed	Changed
Confidentiality Impact	High	High
Integrity Impact	High	High
Availability Impact	High	High
CVSSv3 Version	3	3

SUSE Bugzilla entries: 1061081 [RESOLVED / FIXED], 1178658 [RESOLVED / FIXED]

SUSE Security Advisories:

• SUSE-SU-2017:2812-1, published Fri, 20 Oct 2017 21:08:07 +0200 (CEST)
• SUSE-SU-2017:2815-1, published Fri, 20 Oct 2017 21:10:15 +0200 (CEST)
• SUSE-SU-2017:2856-1, published Thu, 26 Oct 2017 18:09:11 +0200 (CEST)
• SUSE-SU-2017:2864-1, published Fri, 27 Oct 2017 15:09:30 +0200 (CEST)
• SUSE-SU-2017:2873-1, published Fri, 27 Oct 2017 21:10:17 +0200 (CEST)
• SUSE-SU-2017:3212-1, published Tue, 5 Dec 2017 21:08:27 +0100 (CET)
• SUSE-SU-2017:3236-1, published Thu, 7 Dec 2017 21:12:55 +0100 (CET)
• SUSE-SU-2017:3239-1, published Fri, 8 Dec 2017 12:09:33 +0100 (CET)
• SUSE-SU-2017:3242-1, published Fri, 8 Dec 2017 12:13:01 +0100 (CET)
• SUSE-SU-2018:0438-1, published Wed, 14 Feb 2018 15:07:43 +0100 (CET)
• SUSE-SU-2018:0472-1, published Mon, 19 Feb 2018 15:11:31 +0100 (CET)
• SUSE-SU-2018:0601-1, published Mon, 5 Mar 2018 15:08:09 +0100 (CET)
• SUSE-SU-2018:0609-1, published Mon, 5 Mar 2018 21:08:54 +0100 (CET)
• SUSE-SU-2018:0638-1, published Thu, 8 Mar 2018 21:09:55 +0100 (CET)
• SUSE-SU-2018:0678-1, published Thu, 15 Mar 2018 00:08:50 +0100 (CET)
• openSUSE-SU-2017:2821-1, published Sat, 21 Oct 2017 00:11:17 +0200 (CEST)
• openSUSE-SU-2017:2916-1, published Wed, 1 Nov 2017 18:09:31 +0100 (CET)
• openSUSE-SU-2018:0459-1, published Fri, 16 Feb 2018 12:12:36 +0100 (CET)

List of released packages

Product(s)	Fixed package version(s)	References
SUSE CaaS Platform ALL	xen-libs >= 4.9.1_08-3.26.1 xen-tools-domU >= 4.9.1_08-3.26.1	Patchnames: SUSE-CAASP-ALL-2017-1785 SUSE-CAASP-ALL-2018-302
SUSE Linux Enterprise Desktop 12 SP2	xen >= 4.7.4_06-43.24.1 xen-libs >= 4.7.4_06-43.24.1 xen-libs-32bit >= 4.7.4_06-43.24.1	Patchnames: SUSE-SLE-DESKTOP-12-SP2-2017-1785 SUSE-SLE-DESKTOP-12-SP2-2018-325
SUSE Linux Enterprise Desktop 12 SP3	xen >= 4.9.1_08-3.26.1 xen-libs >= 4.9.1_08-3.26.1 xen-libs-32bit >= 4.9.1_08-3.26.1	Patchnames: SUSE-SLE-DESKTOP-12-SP3-2018-302
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 Point of Sale 11 SP3	xen-kmp-default >= 4.2.5_21_3.0.101_0.47.106.14-45.19.1 xen-kmp-pae >= 4.2.5_21_3.0.101_0.47.106.14-45.19.1 xen-libs >= 4.2.5_21-45.19.1 xen-tools-domU >= 4.2.5_21-45.19.1	Patchnames: sleposp3-xen-13320 sleposp3-xen-13366 sleposp3-xen-13511
SUSE Linux Enterprise Server 11 SP3-LTSS	xen >= 4.2.5_21-45.19.1 xen-doc-html >= 4.2.5_21-45.19.1 xen-doc-pdf >= 4.2.5_21-45.19.1 xen-kmp-default >= 4.2.5_21_3.0.101_0.47.106.14-45.19.1 xen-kmp-pae >= 4.2.5_21_3.0.101_0.47.106.14-45.19.1 xen-libs >= 4.2.5_21-45.19.1 xen-libs-32bit >= 4.2.5_21-45.19.1 xen-tools >= 4.2.5_21-45.19.1 xen-tools-domU >= 4.2.5_21-45.19.1	Patchnames: slessp3-xen-13320 slessp3-xen-13366 slessp3-xen-13511
SUSE Linux Enterprise Server 11 SP4 SUSE Linux Enterprise Server for SAP Applications 11 SP4	xen >= 4.4.4_28-61.23.2 xen-doc-html >= 4.4.4_28-61.23.2 xen-kmp-default >= 4.4.4_28_3.0.101_108.35-61.23.2 xen-kmp-pae >= 4.4.4_28_3.0.101_108.35-61.23.2 xen-libs >= 4.4.4_28-61.23.2 xen-libs-32bit >= 4.4.4_28-61.23.2 xen-tools >= 4.4.4_28-61.23.2 xen-tools-domU >= 4.4.4_28-61.23.2	Patchnames: slessp4-xen-13321 slessp4-xen-13372 slessp4-xen-13501
SUSE Linux Enterprise Server 12 SP1-LTSS	xen >= 4.5.5_24-22.43.1 xen-doc-html >= 4.5.5_24-22.43.1 xen-kmp-default >= 4.5.5_24_k3.12.74_60.64.82-22.43.1 xen-libs >= 4.5.5_24-22.43.1 xen-libs-32bit >= 4.5.5_24-22.43.1 xen-tools >= 4.5.5_24-22.43.1 xen-tools-domU >= 4.5.5_24-22.43.1	Patchnames: SUSE-SLE-SERVER-12-SP1-2017-1795 SUSE-SLE-SERVER-12-SP1-2017-2013 SUSE-SLE-SERVER-12-SP1-2018-415
SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP2	xen >= 4.7.4_06-43.24.1 xen-doc-html >= 4.7.4_06-43.24.1 xen-libs >= 4.7.4_06-43.24.1 xen-libs-32bit >= 4.7.4_06-43.24.1 xen-tools >= 4.7.4_06-43.24.1 xen-tools-domU >= 4.7.4_06-43.24.1	Patchnames: SUSE-SLE-SERVER-12-SP2-2017-1785 SUSE-SLE-SERVER-12-SP2-2018-325
SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP3	xen >= 4.9.1_08-3.26.1 xen-doc-html >= 4.9.1_08-3.26.1 xen-libs >= 4.9.1_08-3.26.1 xen-libs-32bit >= 4.9.1_08-3.26.1 xen-tools >= 4.9.1_08-3.26.1 xen-tools-domU >= 4.9.1_08-3.26.1	Patchnames: SUSE-SLE-SERVER-12-SP3-2018-302
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	xen >= 4.4.4_28-22.62.1 xen-doc-html >= 4.4.4_28-22.62.1 xen-kmp-default >= 4.4.4_28_k3.12.61_52.119-22.62.1 xen-libs >= 4.4.4_28-22.62.1 xen-libs-32bit >= 4.4.4_28-22.62.1 xen-tools >= 4.4.4_28-22.62.1 xen-tools-domU >= 4.4.4_28-22.62.1	Patchnames: SUSE-SLE-SERVER-12-2017-1778 SUSE-SLE-SERVER-12-2017-2019 SUSE-SLE-SERVER-12-2018-408
SUSE Linux Enterprise Server for SAP Applications 12 SP1	xen >= 4.5.5_24-22.43.1 xen-doc-html >= 4.5.5_24-22.43.1 xen-kmp-default >= 4.5.5_24_k3.12.74_60.64.82-22.43.1 xen-libs >= 4.5.5_24-22.43.1 xen-libs-32bit >= 4.5.5_24-22.43.1 xen-tools >= 4.5.5_24-22.43.1 xen-tools-domU >= 4.5.5_24-22.43.1	Patchnames: SUSE-SLE-SAP-12-SP1-2017-1795 SUSE-SLE-SAP-12-SP1-2017-2013 SUSE-SLE-SAP-12-SP1-2018-415
SUSE Linux Enterprise Software Development Kit 11 SP4	xen-devel >= 4.4.4_28-61.23.2	Patchnames: sdksp4-xen-13321 sdksp4-xen-13372 sdksp4-xen-13501
SUSE Linux Enterprise Software Development Kit 12 SP2	xen-devel >= 4.7.4_06-43.24.1	Patchnames: SUSE-SLE-SDK-12-SP2-2017-1785 SUSE-SLE-SDK-12-SP2-2018-325
SUSE Linux Enterprise Software Development Kit 12 SP3	xen-devel >= 4.9.1_08-3.26.1	Patchnames: SUSE-SLE-SDK-12-SP3-2018-302
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
SUSE OpenStack Cloud 6	xen >= 4.5.5_24-22.43.1 xen-doc-html >= 4.5.5_24-22.43.1 xen-kmp-default >= 4.5.5_24_k3.12.74_60.64.82-22.43.1 xen-libs >= 4.5.5_24-22.43.1 xen-libs-32bit >= 4.5.5_24-22.43.1 xen-tools >= 4.5.5_24-22.43.1 xen-tools-domU >= 4.5.5_24-22.43.1	Patchnames: SUSE-OpenStack-Cloud-6-2017-1795 SUSE-OpenStack-Cloud-6-2017-2013 SUSE-OpenStack-Cloud-6-2018-415

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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
SUSE Container as a Service Platform 1.0	xen	Released
SUSE Container as a Service Platform 2.0	xen	Released
SUSE Linux Enterprise Desktop 12 SP2	xen	Released
SUSE Linux Enterprise Desktop 12 SP3	xen	Released
SUSE Linux Enterprise High Performance Computing 15 LTSS	xen	Already fixed
SUSE Linux Enterprise Point of Service 11 SP3	xen	Released
SUSE Linux Enterprise Server 11 SP3 LTSS	xen	Released
SUSE Linux Enterprise Server 11 SP4	xen	Released
SUSE Linux Enterprise Server 12 LTSS	xen	Released
SUSE Linux Enterprise Server 12 SP1 LTSS	xen	Released
SUSE Linux Enterprise Server 12 SP2	xen	Released
SUSE Linux Enterprise Server 12 SP3	xen	Released
SUSE Linux Enterprise Server 12 SP4 ESPOS	xen	Already fixed
SUSE Linux Enterprise Server 12 SP4 LTSS	xen	Already fixed
SUSE Linux Enterprise Server 15 LTSS	xen	Already fixed
SUSE Linux Enterprise Server ESPOS 15	xen	Already fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP4	xen	Already fixed
SUSE Linux Enterprise Server for SAP Applications 15	xen	Already fixed
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 SP3	xen	Released
SUSE OpenStack Cloud 9	xen	Already fixed
SUSE OpenStack Cloud Crowbar 9	xen	Already fixed