CVE-2017-18258

Upstream information

CVE-2017-18258 at MITRE

Description

The xz_head function in xzlib.c in libxml2 before 2.9.6 allows remote attackers to cause a denial of service (memory consumption) via a crafted LZMA file, because the decoder functionality does not restrict memory usage to what is required for a legitimate file.

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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	4.3
Vector	AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector	Network
Access Complexity	Medium
Authentication	None
Confidentiality Impact	None
Integrity Impact	None
Availability Impact	Partial

CVSS v3 Scores

	National Vulnerability Database	SUSE
Base Score	6.5	3.3
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Attack Vector	Network	Local
Attack Complexity	Low	Low
Privileges Required	None	None
User Interaction	Required	Required
Scope	Unchanged	Unchanged
Confidentiality Impact	None	None
Integrity Impact	None	None
Availability Impact	High	Low
CVSSv3 Version	3	3

SUSE Bugzilla entries: 1088279 [RESOLVED / FIXED], 1088601 [RESOLVED / FIXED], 1105166 [RESOLVED / FIXED]

SUSE Security Advisories:

• SUSE-CU-2019:695-1, published Tue Jan 14 00:06:30 MST 2020
• SUSE-CU-2019:706-1, published Thu Jan 16 09:56:32 MST 2020
• SUSE-CU-2019:708-1, published Thu Jan 16 09:56:51 MST 2020
• SUSE-CU-2019:710-1, published Thu Jan 16 09:57:10 MST 2020
• SUSE-CU-2019:712-1, published Thu Jan 16 09:57:31 MST 2020
• SUSE-CU-2019:714-1, published Thu Jan 16 09:57:50 MST 2020
• SUSE-CU-2019:716-1, published Thu Jan 16 09:58:06 MST 2020
• SUSE-CU-2019:719-1, published Thu Jan 16 09:58:33 MST 2020
• SUSE-CU-2019:721-1, published Thu Jan 16 09:58:53 MST 2020
• SUSE-CU-2019:723-1, published Thu Jan 16 09:59:12 MST 2020
• SUSE-CU-2019:725-1, published Thu Jan 16 09:59:40 MST 2020
• SUSE-CU-2019:727-1, published Thu Jan 16 09:59:57 MST 2020
• SUSE-CU-2019:729-1, published Thu Jan 16 10:00:23 MST 2020
• SUSE-CU-2019:731-1, published Thu Jan 16 10:01:00 MST 2020
• SUSE-CU-2019:733-1, published Thu Jan 16 10:01:25 MST 2020
• SUSE-CU-2019:738-1, published Thu Jan 16 10:02:14 MST 2020
• SUSE-SU-2018:3081-1, published Tue Oct 9 07:09:31 MDT 2018
• openSUSE-SU-2018:3107-1, published Fri Dec 8 15:48:40 2023

List of released packages

Product(s)	Fixed package version(s)	References
Container caasp/v4/default-http-backend:beta1 Container caasp/v4/dnsmasq-nanny:2.78 Container caasp/v4/flannel:0.9.1 Container caasp/v4/haproxy:beta1 Container caasp/v4/kubedns:beta1 Container caasp/v4/nginx-ingress-controller:beta1 Container caasp/v4/openldap:beta1 Container caasp/v4/pause:1.0.0 Container caasp/v4/pv-recycler-node:8.25 Container caasp/v4/salt-api:beta1 Container caasp/v4/salt-master:beta1 Container caasp/v4/salt-minion:beta1 Container caasp/v4/sidecar:beta1 Container caasp/v4/velum:4.0.0 Container suse/sles12sp3:12.16 Container suse/sles12sp4:14.28 Container suse/sles12sp5:5.2.257 Image SLES12-SP4-Azure-BYOS Image SLES12-SP4-EC2-HVM-BYOS Image SLES12-SP4-GCE-BYOS Image SLES12-SP4-OCI-BYOS Image SLES12-SP4-SAP-Azure Image SLES12-SP4-SAP-Azure-BYOS Image SLES12-SP4-SAP-EC2-HVM Image SLES12-SP4-SAP-EC2-HVM-BYOS Image SLES12-SP4-SAP-GCE Image SLES12-SP4-SAP-GCE-BYOS Image SLES12-SP4-SAP-OCI-BYOS Image SLES12-SP5-Azure-BYOS Image SLES12-SP5-Azure-Basic-On-Demand Image SLES12-SP5-Azure-HPC-BYOS Image SLES12-SP5-Azure-HPC-On-Demand Image SLES12-SP5-Azure-Standard-On-Demand Image SLES12-SP5-EC2-BYOS Image SLES12-SP5-EC2-ECS-On-Demand Image SLES12-SP5-EC2-On-Demand Image SLES12-SP5-GCE-BYOS Image SLES12-SP5-GCE-On-Demand Image SLES12-SP5-OCI-BYOS-BYOS Image SLES12-SP5-OCI-BYOS-SAP-BYOS	libxml2-2 >= 2.9.4-46.15.1
Image SLES12-SP4-SAP-Azure-LI-BYOS-Production Image SLES12-SP5-Azure-SAP-BYOS Image SLES12-SP5-Azure-SAP-On-Demand Image SLES12-SP5-EC2-SAP-BYOS Image SLES12-SP5-EC2-SAP-On-Demand Image SLES12-SP5-GCE-SAP-BYOS Image SLES12-SP5-GCE-SAP-On-Demand Image SLES12-SP5-SAP-Azure-LI-BYOS-Production	libxml2-2 >= 2.9.4-46.15.1 libxml2-tools >= 2.9.4-46.15.1
Image SLES12-SP4-SAP-Azure-VLI-BYOS-Production Image SLES12-SP5-SAP-Azure-VLI-BYOS-Production	libxml2-2 >= 2.9.4-46.15.1 libxml2-2-32bit >= 2.9.4-46.15.1 libxml2-tools >= 2.9.4-46.15.1
SUSE CaaS Platform 3.0	libxml2-2 >= 2.9.4-46.15.1 libxml2-tools >= 2.9.4-46.15.1	Patchnames: SUSE-CAASP-3.0-2018-2181
SUSE Enterprise Storage 6 SUSE Linux Enterprise Desktop 15 SP1 SUSE Linux Enterprise High Performance Computing 15 SP1 SUSE Linux Enterprise Module for Basesystem 15 SP1 SUSE Linux Enterprise Server 15 SP1 SUSE Linux Enterprise Server for SAP Applications 15 SP1 SUSE Manager Proxy 4.0 SUSE Manager Retail Branch Server 4.0 SUSE Manager Server 4.0	libxml2-2 >= 2.9.7-3.6.1 libxml2-2-32bit >= 2.9.7-3.6.1 libxml2-devel >= 2.9.7-3.6.1 libxml2-tools >= 2.9.7-3.6.1	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP1 GA libxml2-2-2.9.7-3.6.1
SUSE Enterprise Storage 7.1 SUSE Linux Enterprise Desktop 15 SP3 SUSE Linux Enterprise High Performance Computing 15 SP3 SUSE Linux Enterprise Module for Basesystem 15 SP3 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server for SAP Applications 15 SP3 SUSE Manager Proxy 4.2 SUSE Manager Retail Branch Server 4.2 SUSE Manager Server 4.2	libxml2-2 >= 2.9.7-3.28.1 libxml2-2-32bit >= 2.9.7-3.28.1 libxml2-devel >= 2.9.7-3.28.1 libxml2-tools >= 2.9.7-3.28.1 python3-libxml2-python >= 2.9.7-3.28.1	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP3 GA libxml2-2-2.9.7-3.28.1
SUSE Enterprise Storage 7 SUSE Linux Enterprise Desktop 15 SP2 SUSE Linux Enterprise High Performance Computing 15 SP2 SUSE Linux Enterprise Module for Basesystem 15 SP2 SUSE Linux Enterprise Server 15 SP2 SUSE Linux Enterprise Server for SAP Applications 15 SP2 SUSE Manager Proxy 4.1 SUSE Manager Retail Branch Server 4.1 SUSE Manager Server 4.1	libxml2-2 >= 2.9.7-3.19.8 libxml2-2-32bit >= 2.9.7-3.19.8 libxml2-devel >= 2.9.7-3.19.8 libxml2-tools >= 2.9.7-3.19.8 python3-libxml2-python >= 2.9.7-3.19.10	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP2 GA libxml2-2-2.9.7-3.19.8
SUSE Liberty Linux 7	libxml2 >= 2.9.1-6.el7.4 libxml2-devel >= 2.9.1-6.el7.4 libxml2-python >= 2.9.1-6.el7.4 libxml2-static >= 2.9.1-6.el7.4	Patchnames: RHSA-2020:1190
SUSE Linux Enterprise Desktop 12 SP3	libxml2-2 >= 2.9.4-46.15.1 libxml2-2-32bit >= 2.9.4-46.15.1 libxml2-devel >= 2.9.4-46.15.1 libxml2-tools >= 2.9.4-46.15.1 python-libxml2 >= 2.9.4-46.15.1	Patchnames: SUSE-SLE-DESKTOP-12-SP3-2018-2181 SUSE-SLE-SDK-12-SP3-2018-2181
SUSE Linux Enterprise Desktop 12 SP4	libxml2-2 >= 2.9.4-46.15.1 libxml2-2-32bit >= 2.9.4-46.15.1 libxml2-devel >= 2.9.4-46.15.1 libxml2-tools >= 2.9.4-46.15.1	Patchnames: SUSE Linux Enterprise Desktop 12 SP4 GA libxml2-2-2.9.4-46.15.1 SUSE Linux Enterprise Software Development Kit 12 SP4 GA libxml2-devel-2.9.4-46.15.1
SUSE Linux Enterprise High Performance Computing 12 SP5	libxml2-2 >= 2.9.4-46.20.1 libxml2-2-32bit >= 2.9.4-46.20.1 libxml2-doc >= 2.9.4-46.20.1 libxml2-tools >= 2.9.4-46.20.1	Patchnames: SUSE Linux Enterprise High Performance Computing 12 SP5 GA libxml2-2-2.9.4-46.20.1
SUSE Linux Enterprise Micro 5.0	libxml2-2 >= 2.9.7-3.28.1 libxml2-tools >= 2.9.7-3.28.1	Patchnames: SUSE Linux Enterprise Micro 5.0 GA libxml2-2-2.9.7-3.28.1
SUSE Linux Enterprise Micro 5.1	libxml2-2 >= 2.9.7-3.37.1 libxml2-tools >= 2.9.7-3.37.1	Patchnames: SUSE Linux Enterprise Micro 5.1 GA libxml2-2-2.9.7-3.37.1
SUSE Linux Enterprise Micro 5.2	libxml2-2 >= 2.9.7-3.37.1 libxml2-tools >= 2.9.7-3.37.1 python3-libxml2-python >= 2.9.7-3.37.1	Patchnames: SUSE Linux Enterprise Micro 5.2 GA libxml2-2-2.9.7-3.37.1
SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP3	libxml2-2 >= 2.9.4-46.15.1 libxml2-2-32bit >= 2.9.4-46.15.1 libxml2-devel >= 2.9.4-46.15.1 libxml2-doc >= 2.9.4-46.15.1 libxml2-tools >= 2.9.4-46.15.1 python-libxml2 >= 2.9.4-46.15.1	Patchnames: SUSE-SLE-SDK-12-SP3-2018-2181 SUSE-SLE-SERVER-12-SP3-2018-2181
SUSE Linux Enterprise Server 12 SP4	libxml2-2 >= 2.9.4-46.15.1 libxml2-2-32bit >= 2.9.4-46.15.1 libxml2-devel >= 2.9.4-46.15.1 libxml2-doc >= 2.9.4-46.15.1 libxml2-tools >= 2.9.4-46.15.1	Patchnames: SUSE Linux Enterprise Server 12 SP4 GA libxml2-2-2.9.4-46.15.1 SUSE Linux Enterprise Software Development Kit 12 SP4 GA libxml2-devel-2.9.4-46.15.1
SUSE Linux Enterprise Server 12 SP5	libxml2-2 >= 2.9.4-46.20.1 libxml2-2-32bit >= 2.9.4-46.20.1 libxml2-devel >= 2.9.4-46.15.1 libxml2-doc >= 2.9.4-46.20.1 libxml2-tools >= 2.9.4-46.20.1	Patchnames: SUSE Linux Enterprise Server 12 SP5 GA libxml2-2-2.9.4-46.20.1 SUSE Linux Enterprise Software Development Kit 12 SP5 GA libxml2-2.9.4-46.20.1 SUSE Linux Enterprise Software Development Kit 12 SP5 GA libxml2-devel-2.9.4-46.20.1
SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE Linux Enterprise Software Development Kit 12 SP4	libxml2-devel >= 2.9.4-46.15.1	Patchnames: SUSE Linux Enterprise Software Development Kit 12 SP4 GA libxml2-devel-2.9.4-46.15.1
SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE Linux Enterprise Software Development Kit 12 SP5	libxml2-devel >= 2.9.4-46.15.1	Patchnames: SUSE Linux Enterprise Software Development Kit 12 SP5 GA libxml2-2.9.4-46.20.1 SUSE Linux Enterprise Software Development Kit 12 SP5 GA libxml2-devel-2.9.4-46.20.1
SUSE Linux Enterprise Software Development Kit 12 SP3	libxml2-devel >= 2.9.4-46.15.1	Patchnames: SUSE-SLE-SDK-12-SP3-2018-2181
openSUSE Leap 15.2	libxml2-2 >= 2.9.7-lp152.9.1 libxml2-2-32bit >= 2.9.7-lp152.9.1 libxml2-tools >= 2.9.7-lp152.9.1 python3-libxml2-python >= 2.9.7-lp152.9.1	Patchnames: openSUSE Leap 15.2 GA libxml2-2-2.9.7-lp152.9.1
openSUSE Leap 15.3	libxml2-2 >= 2.9.7-3.31.1 libxml2-2-32bit >= 2.9.7-3.31.1 libxml2-tools >= 2.9.7-3.31.1 python3-libxml2-python >= 2.9.7-3.31.1	Patchnames: openSUSE Leap 15.3 GA libxml2-2-2.9.7-3.31.1

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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. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s)	Source package	State
Products under general support and receiving all security fixes.
SUSE Enterprise Storage 7.1	libxml2	Affected
SUSE Linux Enterprise High Performance Computing 12 SP5	libxml2	Affected
SUSE Linux Enterprise Micro 5.1	libxml2	Affected
SUSE Linux Enterprise Micro 5.2	libxml2	Released
SUSE Linux Enterprise Micro 5.3	libxml2	Not affected
SUSE Linux Enterprise Micro 5.4	libxml2	Not affected
SUSE Linux Enterprise Real Time 15 SP3	libxml2	Affected
SUSE Linux Enterprise Server 12 SP5	libxml2	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP5	libxml2	Released
SUSE Linux Enterprise Server for SAP Applications 15 SP4	libxml2	Not affected
SUSE Linux Enterprise Software Development Kit 12 SP5	libxml2	Released
SUSE Manager Proxy 4.3	libxml2	Not affected
SUSE Manager Retail Branch Server 4.3	libxml2	Not affected
SUSE Manager Server 4.3	libxml2	Not affected
Products under Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Desktop 15 SP4	libxml2	Not affected
SUSE Linux Enterprise High Performance Computing 15	libxml2	Affected
SUSE Linux Enterprise High Performance Computing 15 SP1	libxml2	Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS	libxml2	Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS	libxml2	Released
SUSE Linux Enterprise High Performance Computing 15 SP2	libxml2	Unsupported
SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS	libxml2	Affected
SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS	libxml2	Affected
SUSE Linux Enterprise High Performance Computing 15 SP3	libxml2	Affected
SUSE Linux Enterprise High Performance Computing 15 SP3-ESPOS	libxml2	Affected
SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS	libxml2	Affected
SUSE Linux Enterprise High Performance Computing 15 SP4	libxml2	Not affected
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS	libxml2	Not affected
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS	libxml2	Not affected
SUSE Linux Enterprise High Performance Computing 15-ESPOS	libxml2	Affected
SUSE Linux Enterprise High Performance Computing 15-LTSS	libxml2	Released
SUSE Linux Enterprise Module for Basesystem 15 SP2	libxml2	Unsupported
SUSE Linux Enterprise Module for Basesystem 15 SP3	libxml2	Affected
SUSE Linux Enterprise Module for Basesystem 15 SP4	libxml2	Not affected
SUSE Linux Enterprise Server 15 SP2	libxml2	Unsupported
SUSE Linux Enterprise Server 15 SP2-LTSS	libxml2	Affected
SUSE Linux Enterprise Server 15 SP3	libxml2	Affected
SUSE Linux Enterprise Server 15 SP3-LTSS	libxml2	Affected
SUSE Linux Enterprise Server 15 SP4	libxml2	Not affected
SUSE Linux Enterprise Server 15 SP4-LTSS	libxml2	Not affected
SUSE Linux Enterprise Server 15-ESPOS	libxml2	Released
SUSE Linux Enterprise Server Business Critical Linux 15 SP1	libxml2	Released
SUSE Linux Enterprise Server for SAP Applications 15	libxml2	Released
SUSE Linux Enterprise Server for SAP Applications 15 SP1	libxml2	Released
SUSE Linux Enterprise Server for SAP Applications 15 SP2	libxml2	Unsupported
SUSE Linux Enterprise Server for SAP Applications 15 SP3	libxml2	Affected
SUSE OpenStack Cloud 8	libxml2	Affected
SUSE OpenStack Cloud 9	libxml2	Affected
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8	libxml2	Affected
Magnum Orchestration 7	libxml2	Released
SUSE CaaS Platform 3.0	libxml2	Released
SUSE CaaS Platform 4.0	libxml2	Released
SUSE Container as a Service Platform 1.0	libxml2	Released
SUSE Container as a Service Platform 2.0	libxml2	Released
SUSE Enterprise Storage 6	libxml2	Released
SUSE Enterprise Storage 7	libxml2	Unsupported
SUSE Linux Enterprise Desktop 11 SP4	libxml2	Not affected
SUSE Linux Enterprise Desktop 12 SP2	libxml2	Unsupported
SUSE Linux Enterprise Desktop 12 SP3	libxml2	Released
SUSE Linux Enterprise Desktop 12 SP3	python-libxml2	Released
SUSE Linux Enterprise Desktop 12 SP4	libxml2	Affected
SUSE Linux Enterprise Desktop 15	libxml2	Affected
SUSE Linux Enterprise Desktop 15 SP1	libxml2	Affected
SUSE Linux Enterprise Desktop 15 SP2	libxml2	Unsupported
SUSE Linux Enterprise Desktop 15 SP3	libxml2	Affected
SUSE Linux Enterprise Micro 5.0	libxml2	Affected
SUSE Linux Enterprise Module for Basesystem 15	libxml2	Affected
SUSE Linux Enterprise Module for Basesystem 15 SP1	libxml2	Affected
SUSE Linux Enterprise Real Time 15 SP2	libxml2	Affected
SUSE Linux Enterprise Real Time 15 SP4	libxml2	Not affected
SUSE Linux Enterprise Server 11 SP3	libxml2	Not affected
SUSE Linux Enterprise Server 11 SP3 LTSS	libxml2	Not affected
SUSE Linux Enterprise Server 11 SP3-LTSS	libxml2	Not affected
SUSE Linux Enterprise Server 11 SP4	libxml2	Not affected
SUSE Linux Enterprise Server 11 SP4-LTSS	libxml2	Not affected
SUSE Linux Enterprise Server 12 SP2	libxml2	Affected
SUSE Linux Enterprise Server 12 SP2-BCL	libxml2	Affected
SUSE Linux Enterprise Server 12 SP2-ESPOS	libxml2	Affected
SUSE Linux Enterprise Server 12 SP2-LTSS	libxml2	Affected
SUSE Linux Enterprise Server 12 SP3	libxml2	Released
SUSE Linux Enterprise Server 12 SP3	python-libxml2	Released
SUSE Linux Enterprise Server 12 SP3-BCL	libxml2	Unsupported
SUSE Linux Enterprise Server 12 SP3-ESPOS	libxml2	Unsupported
SUSE Linux Enterprise Server 12 SP3-LTSS	libxml2	Unsupported
SUSE Linux Enterprise Server 12 SP4	libxml2	Affected
SUSE Linux Enterprise Server 12 SP4-ESPOS	libxml2	Affected
SUSE Linux Enterprise Server 12 SP4-LTSS	libxml2	Affected
SUSE Linux Enterprise Server 15	libxml2	Affected
SUSE Linux Enterprise Server 15 SP1	libxml2	Affected
SUSE Linux Enterprise Server 15 SP1-BCL	libxml2	Affected
SUSE Linux Enterprise Server 15 SP1-LTSS	libxml2	Released
SUSE Linux Enterprise Server 15 SP2-BCL	libxml2	Affected
SUSE Linux Enterprise Server 15 SP3-BCL	libxml2	Affected
SUSE Linux Enterprise Server 15-LTSS	libxml2	Released
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2	libxml2	Affected
SUSE Linux Enterprise Server for SAP Applications 11 SP4	libxml2	Not affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2	libxml2	Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP3	libxml2	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3	python-libxml2	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4	libxml2	Affected
SUSE Linux Enterprise Software Development Kit 11 SP4	libxml2	Not affected
SUSE Linux Enterprise Software Development Kit 12 SP2	libxml2	Ignore
SUSE Linux Enterprise Software Development Kit 12 SP3	libxml2	Released
SUSE Linux Enterprise Software Development Kit 12 SP4	libxml2	Affected
SUSE Manager Proxy 4.0	libxml2	Unsupported
SUSE Manager Proxy 4.1	libxml2	Unsupported
SUSE Manager Proxy 4.2	libxml2	Affected
SUSE Manager Retail Branch Server 4.0	libxml2	Unsupported
SUSE Manager Retail Branch Server 4.1	libxml2	Unsupported
SUSE Manager Retail Branch Server 4.2	libxml2	Affected
SUSE Manager Server 4.0	libxml2	Unsupported
SUSE Manager Server 4.1	libxml2	Unsupported
SUSE Manager Server 4.2	libxml2	Affected
SUSE OpenStack Cloud 7	libxml2	Affected
SUSE OpenStack Cloud Crowbar 8	libxml2	Affected
SUSE OpenStack Cloud Crowbar 9	libxml2	Affected

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SUSE Timeline for this CVE

CVE page created: Mon Apr 9 02:21:30 2018
CVE page last modified: Mon Apr 15 14:28:14 2024