CVE-2016-8637

Upstream information

CVE-2016-8637 at MITRE

Description

A local information disclosure issue was found in dracut before 045 when generating initramfs images with world-readable permissions when 'early cpio' is used, such as when including microcode updates. Local attacker can use this to obtain sensitive information from these files, such as encryption keys or credentials.

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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	SUSE
Base Score	2.1	2.1
Vector	AV:L/AC:L/Au:N/C:P/I:N/A:N	AV:L/AC:L/Au:N/C:P/I:N/A:N
Access Vector	Local	Local
Access Complexity	Low	Low
Authentication	None	None
Confidentiality Impact	Partial	Partial
Integrity Impact	None	None
Availability Impact	None	None

CVSS v3 Scores

	National Vulnerability Database
Base Score	5
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
Attack Vector	Local
Attack Complexity	Low
Privileges Required	Low
User Interaction	Required
Scope	Unchanged
Confidentiality Impact	High
Integrity Impact	None
Availability Impact	None
CVSSv3 Version	3

SUSE Bugzilla entry: 1008340 [RESOLVED / FIXED]

SUSE Security Advisories:

• SUSE-SU-2017:0641-1, published Thu Mar 9 07:08:24 MST 2017
• SUSE-SU-2017:0951-1, published Thu Apr 6 07:12:26 MDT 2017
• SUSE-SU-2017:2696-1, published Tue Oct 10 13:10:08 MDT 2017
openSUSE-SU-2017:0708-1

List of released packages

Product(s)	Fixed package version(s)	References
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	dracut >= 044.2-18.24.1 dracut-fips >= 044.2-18.24.1 dracut-ima >= 044.2-18.24.1	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP1 GA dracut-044.2-18.24.1
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	dracut >= 049.1+suse.187.g63c1504f-3.27.1 dracut-fips >= 049.1+suse.187.g63c1504f-3.27.1 dracut-ima >= 049.1+suse.187.g63c1504f-3.27.1	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP3 GA dracut-049.1+suse.187.g63c1504f-3.27.1
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	dracut >= 049.1+suse.144.ge0eaf296-1.2 dracut-fips >= 049.1+suse.144.ge0eaf296-1.2 dracut-ima >= 049.1+suse.144.ge0eaf296-1.2	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP2 GA dracut-049.1+suse.144.ge0eaf296-1.2
SUSE Linux Enterprise Desktop 12 SP1	dracut >= 037-91.1	Patchnames: SUSE-SLE-DESKTOP-12-SP1-2017-353
SUSE Linux Enterprise Desktop 12 SP2	dracut >= 044-108.1	Patchnames: SUSE-SLE-DESKTOP-12-SP2-2017-547
SUSE Linux Enterprise Desktop 12 SP3	dracut >= 044-113.10	Patchnames: SUSE Linux Enterprise Desktop 12 SP3 GA dracut-044-113.10
SUSE Linux Enterprise Desktop 12 SP4	dracut >= 044.1-9.5	Patchnames: SUSE Linux Enterprise Desktop 12 SP4 GA dracut-044.1-9.5
SUSE Linux Enterprise Desktop 15 SP4 SUSE Linux Enterprise High Performance Computing 15 SP4 SUSE Linux Enterprise Module for Basesystem 15 SP4 SUSE Linux Enterprise Server 15 SP4 SUSE Linux Enterprise Server for SAP Applications 15 SP4 SUSE Manager Proxy 4.3 SUSE Manager Retail Branch Server 4.3 SUSE Manager Server 4.3	dracut >= 055+suse.252.g4988b0bf-150400.1.8 dracut-fips >= 055+suse.252.g4988b0bf-150400.1.8 dracut-ima >= 055+suse.252.g4988b0bf-150400.1.8 dracut-mkinitrd-deprecated >= 055+suse.252.g4988b0bf-150400.1.8	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP4 GA dracut-055+suse.252.g4988b0bf-150400.1.8
SUSE Linux Enterprise Desktop 15 SP5 SUSE Linux Enterprise High Performance Computing 15 SP5 SUSE Linux Enterprise Module for Basesystem 15 SP5 SUSE Linux Enterprise Server 15 SP5 SUSE Linux Enterprise Server for SAP Applications 15 SP5	dracut >= 055+suse.360.g076f1113-150500.1.4 dracut-fips >= 055+suse.360.g076f1113-150500.1.4 dracut-ima >= 055+suse.360.g076f1113-150500.1.4 dracut-mkinitrd-deprecated >= 055+suse.360.g076f1113-150500.1.4	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP5 GA dracut-055+suse.360.g076f1113-150500.1.4
SUSE Linux Enterprise Desktop 15 SP6 SUSE Linux Enterprise High Performance Computing 15 SP6 SUSE Linux Enterprise Module for Basesystem 15 SP6 SUSE Linux Enterprise Server 15 SP6 SUSE Linux Enterprise Server for SAP Applications 15 SP6	dracut >= 059+suse.521.g8412a1c0-150600.1.3 dracut-fips >= 059+suse.521.g8412a1c0-150600.1.3 dracut-ima >= 059+suse.521.g8412a1c0-150600.1.3	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP6 GA dracut-059+suse.521.g8412a1c0-150600.1.3
SUSE Linux Enterprise Desktop 15 SUSE Linux Enterprise High Performance Computing 15 SUSE Linux Enterprise Module for Basesystem 15 SUSE Linux Enterprise Server 15 SUSE Linux Enterprise Server for SAP Applications 15	dracut >= 044.1-16.11 dracut-fips >= 044.1-16.11 dracut-ima >= 044.1-16.11	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 GA dracut-044.1-16.11
SUSE Linux Enterprise High Performance Computing 12 SP5	dracut >= 044.2-15.1 dracut-fips >= 044.2-15.1	Patchnames: SUSE Linux Enterprise High Performance Computing 12 SP5 GA dracut-044.2-15.1
SUSE Linux Enterprise Micro 5.0	dracut >= 049.1+suse.186.g320cc3d1-1.1	Patchnames: SUSE Linux Enterprise Micro 5.0 GA dracut-049.1+suse.186.g320cc3d1-1.1
SUSE Linux Enterprise Micro 5.1	dracut >= 049.1+suse.203.g8ee14a90-3.35.1 dracut-fips >= 049.1+suse.203.g8ee14a90-3.35.1	Patchnames: SUSE Linux Enterprise Micro 5.1 GA dracut-049.1+suse.203.g8ee14a90-3.35.1
SUSE Linux Enterprise Micro 5.2	dracut >= 049.1+suse.228.g07676562-3.54.1 dracut-fips >= 049.1+suse.228.g07676562-3.54.1	Patchnames: SUSE Linux Enterprise Micro 5.2 GA dracut-049.1+suse.228.g07676562-3.54.1
SUSE Linux Enterprise Micro 5.3	dracut >= 055+suse.294.gc5bc4bb5-150400.3.8.1 dracut-fips >= 055+suse.294.gc5bc4bb5-150400.3.8.1 dracut-mkinitrd-deprecated >= 055+suse.294.gc5bc4bb5-150400.3.8.1	Patchnames: SUSE Linux Enterprise Micro 5.3 GA dracut-055+suse.294.gc5bc4bb5-150400.3.8.1
SUSE Linux Enterprise Micro 5.4	dracut >= 055+suse.331.g05b9ccb7-150400.3.16.1 dracut-fips >= 055+suse.331.g05b9ccb7-150400.3.16.1 dracut-mkinitrd-deprecated >= 055+suse.331.g05b9ccb7-150400.3.16.1	Patchnames: SUSE Linux Enterprise Micro 5.4 GA dracut-055+suse.331.g05b9ccb7-150400.3.16.1
SUSE Linux Enterprise Server 12 SP1 SUSE Linux Enterprise Server for SAP Applications 12 SP1	dracut >= 037-91.1 dracut-fips >= 037-91.1	Patchnames: SUSE-SLE-SERVER-12-SP1-2017-353
SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP2	dracut >= 044-108.1 dracut-fips >= 044-108.1	Patchnames: SUSE-SLE-SERVER-12-SP2-2017-547
SUSE Linux Enterprise Server 12 SP3	dracut >= 044-113.10 dracut-fips >= 044-113.10	Patchnames: SUSE Linux Enterprise Server 12 SP3 GA dracut-044-113.10
SUSE Linux Enterprise Server 12 SP4	dracut >= 044.1-9.5 dracut-fips >= 044.1-9.5	Patchnames: SUSE Linux Enterprise Server 12 SP4 GA dracut-044.1-9.5
SUSE Linux Enterprise Server 12 SP5	dracut >= 044.2-15.1 dracut-fips >= 044.2-15.1	Patchnames: SUSE Linux Enterprise Server 12 SP5 GA dracut-044.2-15.1
SUSE Linux Enterprise Server 12-LTSS	dracut >= 037-51.31.1 dracut-fips >= 037-51.31.1	Patchnames: SUSE-SLE-SERVER-12-2017-1669
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2	dracut >= 044-108.1 dracut-fips >= 044-108.1	Patchnames: SUSE-SLE-RPI-12-SP2-2017-547
SUSE Linux Micro 6.0	dracut >= 059+suse.557.g8a62bf73-1.8 dracut-fips >= 059+suse.557.g8a62bf73-1.8	Patchnames: SUSE Linux Micro 6.0 GA dracut-059+suse.557.g8a62bf73-1.8
SUSE Linux Micro 6.1	dracut >= 059+suse.607.g2d95edb5-slfo.1.1_1.4 dracut-fips >= 059+suse.607.g2d95edb5-slfo.1.1_1.4	Patchnames: SUSE Linux Micro 6.1 GA dracut-059+suse.607.g2d95edb5-slfo.1.1_1.4
openSUSE Leap 15.0	dracut >= 044.1-lp150.13.6	Patchnames: openSUSE Leap 15.0 GA dracut-044.1-lp150.13.6
openSUSE Leap 15.2	dracut >= 049.1+suse.144.ge0eaf296-lp152.1.4	Patchnames: openSUSE Leap 15.2 GA dracut-049.1+suse.144.ge0eaf296-lp152.1.1
openSUSE Leap 15.3	dracut >= 049.1+suse.188.gbf445638-3.30.1	Patchnames: openSUSE Leap 15.3 GA dracut-049.1+suse.188.gbf445638-3.30.1
openSUSE Leap 15.4	dracut >= 055+suse.252.g4988b0bf-150400.1.8 dracut-mkinitrd-deprecated >= 055+suse.252.g4988b0bf-150400.1.8	Patchnames: openSUSE Leap 15.4 GA dracut-055+suse.252.g4988b0bf-150400.1.8
openSUSE Tumbleweed	dracut >= 044-17.1 dracut-fips >= 044-17.1 dracut-tools >= 044-17.1	Patchnames: openSUSE-Tumbleweed-2024-10225

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First public cloud image revisions this CVE is fixed in:

• alibaba/sles-15-sp3-chost-byos-v20210729
• alibaba/sles-15-sp3-chost-byos-v20210827
• amazon/suse-manager-4-2-proxy-byos-v20210924-hvm-ssd-x86_64
• amazon/suse-manager-4-2-server-byos-v20210924-hvm-ssd-x86_64
• amazon/suse-sles-15-sp3-byos-v20210924-hvm-ssd-arm64
• amazon/suse-sles-15-sp3-byos-v20210924-hvm-ssd-x86_64
• amazon/suse-sles-15-sp3-chost-byos-v20210729-hvm-ssd-x86_64
• amazon/suse-sles-15-sp3-chost-byos-v20210827-hvm-ssd-x86_64
• amazon/suse-sles-15-sp3-v20210924-ecs-hvm-ssd-x86_64
• amazon/suse-sles-15-sp3-v20210924-hvm-ssd-arm64
• amazon/suse-sles-15-sp3-v20210924-hvm-ssd-x86_64
• amazon/suse-sles-hpc-15-sp3-byos-v20210924-hvm-ssd-x86_64
• amazon/suse-sles-sap-15-sp3-byos-v20210924-hvm-ssd-x86_64
• google/sles-15-sp3-byos-v20210812
• google/sles-15-sp3-chost-byos-v20210729
• google/sles-15-sp3-chost-byos-v20210827
• google/sles-15-sp3-sap-byos-v20210812
• google/sles-15-sp3-sap-v20210812
• google/sles-15-sp3-sapcal-v20210812
• google/sles-15-sp3-v20210812
• google/suse-manager-4-2-proxy-byos-v20210812
• google/suse-manager-4-2-server-byos-v20210812
• microsoft/suse-manager-4-2-proxy-byos-v20210924
• microsoft/suse-manager-4-2-server-byos-v20210924
• microsoft/suse-sles-15-sp3-basic-v20210924
• microsoft/suse-sles-15-sp3-byos-v20210924
• microsoft/suse-sles-15-sp3-chost-byos-v20210729
• microsoft/suse-sles-15-sp3-chost-byos-v20210827
• microsoft/suse-sles-15-sp3-hpc-byos-v20210924
• microsoft/suse-sles-15-sp3-hpc-v20210924
• microsoft/suse-sles-15-sp3-sapcal-v20220120
• microsoft/suse-sles-15-sp3-v20210924
• microsoft/suse-sles-sap-15-sp3-byos-v20210924
• microsoft/suse-sles-sap-15-sp3-v20210924

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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 Linux Enterprise Micro 5.3	dracut	Already fixed
SUSE Linux Enterprise Micro 5.4	dracut	Already fixed
SUSE Manager Proxy 4.3	dracut	Already fixed
SUSE Manager Retail Branch Server 4.3	dracut	Already fixed
SUSE Manager Server 4.3	dracut	Already fixed
Products under Long Term Service Pack support and receiving important and critical security fixes.
SLES15-EC2-CHOST-HVM-BYOS	dracut	In progress
SLES15-SP1-CHOST-BYOS-Azure	dracut	In progress
SLES15-SP1-CHOST-BYOS-EC2	dracut	In progress
SLES15-SP1-CHOST-BYOS-GCE	dracut	In progress
SLES15-SP4-CHOST-BYOS	dracut	Already fixed
SLES15-SP4-CHOST-BYOS-Aliyun	dracut	Already fixed
SLES15-SP4-CHOST-BYOS-Azure	dracut	Already fixed
SLES15-SP4-CHOST-BYOS-EC2	dracut	Already fixed
SLES15-SP4-CHOST-BYOS-GCE	dracut	Already fixed
SLES15-SP4-CHOST-BYOS-SAP-CCloud	dracut	Already fixed
SUSE Linux Enterprise Desktop 15 SP4	dracut	Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4	dracut	Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS	dracut	Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS	dracut	Already fixed
SUSE Linux Enterprise Module for Basesystem 15 SP4	dracut	Already fixed
SUSE Linux Enterprise Server 15 SP4	dracut	Already fixed
SUSE Linux Enterprise Server 15 SP4-LTSS	dracut	Already fixed
SUSE Linux Enterprise Server 15-ESPOS	dracut	Unsupported
SUSE Linux Enterprise Server Business Critical Linux 15 SP1	dracut	Unsupported
SUSE Linux Enterprise Server for SAP Applications 15 SP4	dracut	Already fixed
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8	dracut	Already fixed
Magnum Orchestration 7	dracut	Released
SUSE CaaS Platform 3.0	dracut	Already fixed
SUSE CaaS Platform 4.0	dracut	Released
SUSE Enterprise Storage 6	dracut	Affected
SUSE Linux Enterprise Desktop 12	dracut	Affected
SUSE Linux Enterprise Desktop 12 SP1	dracut	Released
SUSE Linux Enterprise Desktop 12 SP2	dracut	Released
SUSE Linux Enterprise Desktop 12 SP3	dracut	Already fixed
SUSE Linux Enterprise Desktop 12 SP4	dracut	Affected
SUSE Linux Enterprise Desktop 15	dracut	Affected
SUSE Linux Enterprise Desktop 15 SP1	dracut	Affected
SUSE Linux Enterprise High Performance Computing 15	dracut	Affected
SUSE Linux Enterprise High Performance Computing 15 SP1	dracut	Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS	dracut	Affected
SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS	dracut	Released
SUSE Linux Enterprise High Performance Computing 15-ESPOS	dracut	Affected
SUSE Linux Enterprise High Performance Computing 15-LTSS	dracut	Unsupported
SUSE Linux Enterprise Module for Basesystem 15	dracut	Affected
SUSE Linux Enterprise Module for Basesystem 15 SP1	dracut	Affected
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT	dracut	Affected
SUSE Linux Enterprise Point of Service Image Server 12 SP2	dracut	Released
SUSE Linux Enterprise Real Time 15 SP4	dracut	Already fixed
SUSE Linux Enterprise Server 12	dracut	Affected
SUSE Linux Enterprise Server 12 SP1	dracut	Released
SUSE Linux Enterprise Server 12 SP1-LTSS	dracut	Affected
SUSE Linux Enterprise Server 12 SP2	dracut	Released
SUSE Linux Enterprise Server 12 SP2-BCL	dracut	Released
SUSE Linux Enterprise Server 12 SP2-ESPOS	dracut	Released
SUSE Linux Enterprise Server 12 SP2-LTSS	dracut	Released
SUSE Linux Enterprise Server 12 SP3	dracut	Already fixed
SUSE Linux Enterprise Server 12 SP3-BCL	dracut	Already fixed
SUSE Linux Enterprise Server 12 SP3-ESPOS	dracut	Already fixed
SUSE Linux Enterprise Server 12 SP3-LTSS	dracut	Already fixed
SUSE Linux Enterprise Server 12 SP4	dracut	Affected
SUSE Linux Enterprise Server 12 SP4-ESPOS	dracut	Released
SUSE Linux Enterprise Server 12 SP4-LTSS	dracut	Released
SUSE Linux Enterprise Server 12-LTSS	dracut	Released
SUSE Linux Enterprise Server 15	dracut	Affected
SUSE Linux Enterprise Server 15 SP1	dracut	Affected
SUSE Linux Enterprise Server 15 SP1-BCL	dracut	Affected
SUSE Linux Enterprise Server 15 SP1-LTSS	dracut	Released
SUSE Linux Enterprise Server 15-LTSS	dracut	Unsupported
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2	dracut	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP1	dracut	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2	dracut	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3	dracut	Already fixed
SUSE Linux Enterprise Server for SAP Applications 12 SP4	dracut	Released
SUSE Linux Enterprise Server for SAP Applications 15	dracut	Unsupported
SUSE Linux Enterprise Server for SAP Applications 15 SP1	dracut	Released
SUSE Linux Enterprise Server for the Raspberry Pi 12 SP2	dracut	Released
SUSE Manager Proxy 4.0	dracut	Unsupported
SUSE Manager Retail Branch Server 4.0	dracut	Unsupported
SUSE Manager Server 4.0	dracut	Unsupported
SUSE OpenStack Cloud 7	dracut	Released
SUSE OpenStack Cloud 8	dracut	Already fixed
SUSE OpenStack Cloud 9	dracut	Released
SUSE OpenStack Cloud Crowbar 8	dracut	Already fixed
SUSE OpenStack Cloud Crowbar 9	dracut	Released
openSUSE Leap 15.4	dracut	Already fixed
openSUSE Leap Micro 5.3	dracut	Already fixed
openSUSE Leap Micro 5.4	dracut	Already fixed
Container Status
rancher/elemental-teal-rt/5.3 rancher/elemental-teal-rt/5.4 rancher/elemental-teal/5.3 rancher/elemental-teal/5.4 suse/sle-micro-rancher/5.3 suse/sle-micro-rancher/5.4 suse/sles/15.4/libguestfs-tools:0.49.0	dracut	Already fixed

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SUSE Timeline for this CVE

CVE page created: Thu Nov 3 16:46:18 2016
CVE page last modified: Tue Dec 17 16:52:01 2024