CVE-2018-3640

Upstream information

CVE-2018-3640 at MITRE

Description

Systems with microprocessors utilizing speculative execution and that perform speculative reads of system registers may allow unauthorized disclosure of system parameters to an attacker with local user access via a side-channel analysis, aka Rogue System Register Read (RSRE), Variant 3a.

---

Upstream Security Advisories:

• https://developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00115.html

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	4.7
Vector	AV:L/AC:M/Au:N/C:C/I:N/A:N
Access Vector	Local
Access Complexity	Medium
Authentication	None
Confidentiality Impact	Complete
Integrity Impact	None
Availability Impact	None

CVSS v3 Scores

	National Vulnerability Database	SUSE
Base Score	5.6	4.3
Vector	CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N	CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
Attack Vector	Local	Local
Attack Complexity	High	Low
Privileges Required	Low	None
User Interaction	None	None
Scope	Changed	Changed
Confidentiality Impact	High	Low
Integrity Impact	None	None
Availability Impact	None	None
CVSSv3 Version	3	3

Note from the SUSE Security Team

This issue affects Intel x86 based systems only. It will be solved by using CPU Microcode updates, without help from Operating System software.

SUSE Bugzilla entries: 1074701 [RESOLVED / FIXED], 1087078 [RESOLVED / FIXED], 1087083 [RESOLVED / FIXED], 1094912 [RESOLVED / NORESPONSE], 1098813 [RESOLVED / FIXED], 1100394 [RESOLVED / FIXED], 1115893 [NEW], 1175912 [IN_PROGRESS], 1201877 [RESOLVED / WORKSFORME]

SUSE Security Advisories:

• SUSE-SU-2018:1926-1, published Wed Jul 11 13:09:07 MDT 2018
• SUSE-SU-2018:1935-1, published Thu Jul 12 04:11:16 MDT 2018
• SUSE-SU-2018:1935-2, published Thu Oct 18 10:14:50 MDT 2018
• SUSE-SU-2018:2076-1, published Thu Jul 26 13:17:08 MDT 2018
• SUSE-SU-2018:2331-1, published Wed Aug 15 10:07:42 MDT 2018
• SUSE-SU-2018:2331-2, published Thu Oct 18 11:19:33 MDT 2018
• SUSE-SU-2018:2335-1, published Thu Aug 16 01:09:22 MDT 2018
• SUSE-SU-2018:2338-1, published Thu Aug 16 01:11:34 MDT 2018
• TID000019198, published Mon Mar 9 15:51:23 CET 2020
• TID7022512, published Sa 3. Mär 12:01:04 CET 2018
• TID7022950, published Tue May 22 00:46:29 CEST 2018
• openSUSE-SU-2018:1904-1, published Fri Dec 8 15:48:40 2023
• openSUSE-SU-2018:2399-1, published Fri Dec 8 15:48:40 2023

List of released packages

Product(s)	Fixed package version(s)	References
Image SLES12-SP4-SAP-Azure-LI-BYOS-Production Image SLES12-SP4-SAP-Azure-VLI-BYOS-Production	ucode-intel >= 20180807-13.29.1
Image SLES15-SAP-Azure-LI-BYOS-Production Image SLES15-SAP-Azure-VLI-BYOS-Production	ucode-intel >= 20180807-3.6.1
SUSE CaaS Platform 3.0	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-CAASP-3.0-2018-1573
SUSE Enterprise Storage 4	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-Storage-4-2018-1308 SUSE-Storage-4-2018-1573
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	ucode-intel >= 20190507-1.1	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP1 GA ucode-intel-20190507-1.1
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	ucode-intel >= 20210216-2.19.1	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP3 GA ucode-intel-20210216-2.19.1
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	ucode-intel >= 20200602-1.2	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP2 GA ucode-intel-20200602-1.2
SUSE Linux Enterprise Desktop 12 SP3	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-SLE-DESKTOP-12-SP3-2018-1308 SUSE-SLE-DESKTOP-12-SP3-2018-1573
SUSE Linux Enterprise Desktop 12 SP4	ucode-intel >= 20180807a-13.35.1	Patchnames: SUSE Linux Enterprise Desktop 12 SP4 GA ucode-intel-20180807a-13.35.1
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	ucode-intel >= 20220207-10.1	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP4 GA ucode-intel-20220207-10.1
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	ucode-intel >= 20230214-150200.21.1	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP5 GA ucode-intel-20230214-150200.21.1
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	ucode-intel >= 20240312-150200.38.1	Patchnames: SUSE Linux Enterprise Module for Basesystem 15 SP6 GA ucode-intel-20240312-150200.38.1
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	ucode-intel >= 20180807-3.6.1	Patchnames: SUSE-SLE-Module-Basesystem-15-2018-1299 SUSE-SLE-Module-Basesystem-15-2018-1580
SUSE Linux Enterprise High Performance Computing 12 SP5	ucode-intel >= 20191112-1.1	Patchnames: SUSE Linux Enterprise High Performance Computing 12 SP5 GA ucode-intel-20191112-1.1
SUSE Linux Enterprise Micro 5.0	ucode-intel >= 20210216-2.19.1	Patchnames: SUSE Linux Enterprise Micro 5.0 GA ucode-intel-20210216-2.19.1
SUSE Linux Enterprise Micro 5.1	ucode-intel >= 20210525-7.1	Patchnames: SUSE Linux Enterprise Micro 5.1 GA ucode-intel-20210525-7.1
SUSE Linux Enterprise Micro 5.2	ucode-intel >= 20220207-10.1	Patchnames: SUSE Linux Enterprise Micro 5.2 GA ucode-intel-20220207-10.1
SUSE Linux Enterprise Micro 5.3	ucode-intel >= 20220809-150200.18.1	Patchnames: SUSE Linux Enterprise Micro 5.3 GA ucode-intel-20220809-150200.18.1
SUSE Linux Enterprise Micro 5.4	ucode-intel >= 20230214-150200.21.1	Patchnames: SUSE Linux Enterprise Micro 5.4 GA ucode-intel-20230214-150200.21.1
SUSE Linux Enterprise Micro 6.0	ucode-intel >= 20231114-1.3	Patchnames: SUSE Linux Enterprise Micro 6.0 GA ucode-intel-20231114-1.3
SUSE Linux Enterprise Point of Sale 11 SP3	microcode_ctl >= 1.17-102.83.27.1	Patchnames: sleposp3-microcode_ctl-13704 sleposp3-microcode_ctl-13730
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-SLE-POS-12-SP2-CLIENT-2018-1308 SUSE-SLE-POS-12-SP2-CLIENT-2018-1573
SUSE Linux Enterprise Server 11 SP3-LTSS	microcode_ctl >= 1.17-102.83.27.1	Patchnames: slessp3-microcode_ctl-13704 slessp3-microcode_ctl-13730
SUSE Linux Enterprise Server 11 SP4 SUSE Linux Enterprise Server for SAP Applications 11 SP4	microcode_ctl >= 1.17-102.83.27.1	Patchnames: slessp4-microcode_ctl-13704 slessp4-microcode_ctl-13730
SUSE Linux Enterprise Server 12 SP1-LTSS	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-SLE-SERVER-12-SP1-2018-1308 SUSE-SLE-SERVER-12-SP1-2018-1573
SUSE Linux Enterprise Server 12 SP2-BCL	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-SLE-SERVER-12-SP2-BCL-2018-1308 SUSE-SLE-SERVER-12-SP2-BCL-2018-1573
SUSE Linux Enterprise Server 12 SP2-ESPOS	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-SLE-SERVER-12-SP2-ESPOS-2018-1308 SUSE-SLE-SERVER-12-SP2-ESPOS-2018-1573
SUSE Linux Enterprise Server 12 SP2-LTSS	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-SLE-SERVER-12-SP2-2018-1308 SUSE-SLE-SERVER-12-SP2-2018-1573
SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP3	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-SLE-SERVER-12-SP3-2018-1308 SUSE-SLE-SERVER-12-SP3-2018-1573
SUSE Linux Enterprise Server 12 SP4	ucode-intel >= 20180807a-13.35.1	Patchnames: SUSE Linux Enterprise Server 12 SP4 GA ucode-intel-20180807a-13.35.1
SUSE Linux Enterprise Server 12 SP5	ucode-intel >= 20191112-1.1	Patchnames: SUSE Linux Enterprise Server 12 SP5 GA ucode-intel-20191112-1.1
SUSE Linux Enterprise Server 12-LTSS	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-SLE-SERVER-12-2018-1308 SUSE-SLE-SERVER-12-2018-1573
SUSE Linux Enterprise Server for SAP Applications 12 SP1	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-SLE-SAP-12-SP1-2018-1308 SUSE-SLE-SAP-12-SP1-2018-1573
SUSE Linux Enterprise Server for SAP Applications 12 SP2	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-SLE-SAP-12-SP2-2018-1308 SUSE-SLE-SAP-12-SP2-2018-1573
SUSE OpenStack Cloud 7	ucode-intel >= 20180807-13.29.1	Patchnames: SUSE-OpenStack-Cloud-7-2018-1308 SUSE-OpenStack-Cloud-7-2018-1573
openSUSE Leap 15.0	ucode-intel >= 20180807-lp150.2.7.1	Patchnames: openSUSE-2019-510 openSUSE-2019-622
openSUSE Leap 15.2	ucode-intel >= 20200616-lp152.1.1	Patchnames: openSUSE Leap 15.2 GA ucode-intel-20200616-lp152.1.1
openSUSE Leap 15.3	ucode-intel >= 20210216-2.19.1	Patchnames: openSUSE Leap 15.3 GA ucode-intel-20210216-2.19.1
openSUSE Leap 15.4	ucode-intel >= 20220207-10.1	Patchnames: openSUSE Leap 15.4 GA ucode-intel-20220207-10.1
openSUSE Tumbleweed	ucode-intel >= 20210608-1.2	Patchnames: openSUSE-Tumbleweed-2024-11478

---

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 Long Term Service Pack support and receiving important and critical security fixes.
SUSE Linux Enterprise Server 15-ESPOS	ucode-intel	Released
Products past their end of life and not receiving proactive updates anymore.
HPE Helion OpenStack 8	ucode-intel	Released
SUSE CaaS Platform 3.0	ucode-intel	Released
SUSE Enterprise Storage 4	ucode-intel	Released
SUSE Enterprise Storage 5	ucode-intel	Released
SUSE Linux Enterprise Desktop 11 SP2	microcode_ctl	Affected
SUSE Linux Enterprise Desktop 11 SP3	microcode_ctl	Affected
SUSE Linux Enterprise Desktop 11 SP4	microcode_ctl	Affected
SUSE Linux Enterprise Desktop 12	ucode-intel	Affected
SUSE Linux Enterprise Desktop 12 SP1	ucode-intel	Affected
SUSE Linux Enterprise Desktop 12 SP2	ucode-intel	Unsupported
SUSE Linux Enterprise Desktop 12 SP3	ucode-intel	Released
SUSE Linux Enterprise Desktop 12 SP4	ucode-intel	Affected
SUSE Linux Enterprise Desktop 15	ucode-intel	Released
SUSE Linux Enterprise High Performance Computing 15	ucode-intel	Released
SUSE Linux Enterprise High Performance Computing 15-ESPOS	ucode-intel	Affected
SUSE Linux Enterprise High Performance Computing 15-LTSS	ucode-intel	Released
SUSE Linux Enterprise Module for Basesystem 15	ucode-intel	Released
SUSE Linux Enterprise Point of Sale 11 SP3	microcode_ctl	Released
SUSE Linux Enterprise Point of Sale 12 SP2-CLIENT	ucode-intel	Released
SUSE Linux Enterprise Point of Service 11 SP3	microcode_ctl	Unsupported
SUSE Linux Enterprise Point of Service Image Server 12 SP2	ucode-intel	Released
SUSE Linux Enterprise Server 11 SP1-LTSS	microcode_ctl	Affected
SUSE Linux Enterprise Server 11 SP2	microcode_ctl	Affected
SUSE Linux Enterprise Server 11 SP2-LTSS	microcode_ctl	Affected
SUSE Linux Enterprise Server 11 SP3	microcode_ctl	Affected
SUSE Linux Enterprise Server 11 SP3 LTSS	microcode_ctl	Released
SUSE Linux Enterprise Server 11 SP3-LTSS	microcode_ctl	Released
SUSE Linux Enterprise Server 11 SP4	microcode_ctl	Released
SUSE Linux Enterprise Server 11 SP4 LTSS	microcode_ctl	Affected
SUSE Linux Enterprise Server 11 SP4-LTSS	microcode_ctl	Released
SUSE Linux Enterprise Server 12	ucode-intel	Affected
SUSE Linux Enterprise Server 12 SP1	ucode-intel	Affected
SUSE Linux Enterprise Server 12 SP1-LTSS	ucode-intel	Released
SUSE Linux Enterprise Server 12 SP2	ucode-intel	Affected
SUSE Linux Enterprise Server 12 SP2-BCL	ucode-intel	Released
SUSE Linux Enterprise Server 12 SP2-ESPOS	ucode-intel	Released
SUSE Linux Enterprise Server 12 SP2-LTSS	ucode-intel	Released
SUSE Linux Enterprise Server 12 SP3	ucode-intel	Released
SUSE Linux Enterprise Server 12 SP3-BCL	ucode-intel	Released
SUSE Linux Enterprise Server 12 SP3-ESPOS	ucode-intel	Released
SUSE Linux Enterprise Server 12 SP3-LTSS	ucode-intel	Released
SUSE Linux Enterprise Server 12 SP4	ucode-intel	Affected
SUSE Linux Enterprise Server 12 SP4-ESPOS	ucode-intel	Released
SUSE Linux Enterprise Server 12 SP4-LTSS	ucode-intel	Released
SUSE Linux Enterprise Server 12-LTSS	ucode-intel	Released
SUSE Linux Enterprise Server 15	ucode-intel	Released
SUSE Linux Enterprise Server 15-LTSS	ucode-intel	Released
SUSE Linux Enterprise Server for SAP Applications 11 SP4	microcode_ctl	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP1	ucode-intel	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP2	ucode-intel	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP3	ucode-intel	Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4	ucode-intel	Released
SUSE Linux Enterprise Server for SAP Applications 15	ucode-intel	Released
SUSE OpenStack Cloud 7	ucode-intel	Released
SUSE OpenStack Cloud 8	ucode-intel	Released
SUSE OpenStack Cloud 9	ucode-intel	Released
SUSE OpenStack Cloud Crowbar 8	ucode-intel	Released
SUSE OpenStack Cloud Crowbar 9	ucode-intel	Released

---

SUSE Timeline for this CVE

CVE page created: Tue Mar 27 16:15:32 2018
CVE page last modified: Wed Oct 30 17:03:21 2024