Upstream information

CVE-2018-3693 at MITRE

Description

Systems with microprocessors utilizing speculative execution and branch prediction may allow unauthorized disclosure of information to an attacker with local user access via a speculative buffer overflow and side-channel analysis.

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 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 7.1
Vector CVSS:3.1/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:H/I:N/A:N
Access Vector Local Local
Access Complexity High Low
Privileges Required Low None
User Interaction None None
Scope Changed Changed
Confidentiality Impact High High
Integrity Impact None None
Availability Impact None None
CVSSv3 Version 3.1 3

Note from the SUSE Security Team

This issue is actually a bug class, describing potentially affected code patterns that exists in several places throughout the Linux kernel and other software. Various instances of this bug-class are mitigated already by the general mitigation methods for the Spectre Variant 1. Additional fixes will be applied over time.

SUSE Bugzilla entries: 1087078 [RESOLVED / FIXED], 1087084 [RESOLVED / FIXED], 1101008 [RESOLVED / DUPLICATE]

SUSE Security Advisories:


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Please note that this evaluation state might be work in progress, incomplete or outdated.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
SLES for SAP Applications kernel-default Unsupported
SLES for SAP Applications kernel-source Unsupported
SUSE CaaS Platform 4.5 kernel-default Already fixed
SUSE CaaS Platform 4.5 kernel-source Already fixed
SUSE Enterprise Storage 7 kernel-default Already fixed
SUSE Enterprise Storage 7 kernel-source Already fixed
SUSE Linux Enterprise Desktop 12 SP2 kernel-default Affected
SUSE Linux Enterprise Desktop 12 SP2 kernel-source Affected
SUSE Linux Enterprise Desktop 12 SP3 kernel-default Affected
SUSE Linux Enterprise Desktop 12 SP3 kernel-source Affected
SUSE Linux Enterprise Desktop 12 SP4 kernel-default Released
SUSE Linux Enterprise Desktop 12 SP4 kernel-source Released
SUSE Linux Enterprise Desktop 15 kernel-default Affected
SUSE Linux Enterprise Desktop 15 kernel-source Affected
SUSE Linux Enterprise Desktop 15 SP3 kernel-default Already fixed
SUSE Linux Enterprise Desktop 15 SP3 kernel-source Already fixed
SUSE Linux Enterprise Desktop 15 SP4 kernel-default Not affected
SUSE Linux Enterprise Desktop 15 SP4 kernel-source Not affected
SUSE Linux Enterprise High Performance Computing 12 SP4 kernel-default Released
SUSE Linux Enterprise High Performance Computing 12 SP4 kernel-source Released
SUSE Linux Enterprise High Performance Computing 15 kernel-default Affected
SUSE Linux Enterprise High Performance Computing 15 kernel-source Affected
SUSE Linux Enterprise High Performance Computing 15 SP1 ESPOS kernel-default Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP1 ESPOS kernel-source Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP2 ESPOS kernel-default Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP2 ESPOS kernel-source Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS kernel-default Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS kernel-source Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP3 kernel-default Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP3 kernel-source Already fixed
SUSE Linux Enterprise High Performance Computing 15 SP4 kernel-default Not affected
SUSE Linux Enterprise High Performance Computing 15 SP4 kernel-source Not affected
SUSE Linux Enterprise Live Patching 12 SP4 kgraft-patch-SLE12-SP4_Update_3 Released
SUSE Linux Enterprise Micro 5.0 kernel-default Already fixed
SUSE Linux Enterprise Micro 5.1 kernel-default Already fixed
SUSE Linux Enterprise Module for Basesystem 15 kernel-default Affected
SUSE Linux Enterprise Module for Basesystem 15 kernel-source Affected
SUSE Linux Enterprise Module for Basesystem 15 SP3 kernel-default Already fixed
SUSE Linux Enterprise Module for Basesystem 15 SP3 kernel-source Already fixed
SUSE Linux Enterprise Module for Basesystem 15 SP4 kernel-default Not affected
SUSE Linux Enterprise Module for Basesystem 15 SP4 kernel-source Not affected
SUSE Linux Enterprise Module for Development Tools 15 kernel-default Affected
SUSE Linux Enterprise Module for Development Tools 15 kernel-source Affected
SUSE Linux Enterprise Module for Development Tools 15 SP3 kernel-default Already fixed
SUSE Linux Enterprise Module for Development Tools 15 SP3 kernel-source Already fixed
SUSE Linux Enterprise Module for Development Tools 15 SP4 kernel-default Not affected
SUSE Linux Enterprise Module for Development Tools 15 SP4 kernel-source Not affected
SUSE Linux Enterprise Real Time 15 SP2 kernel-default Already fixed
SUSE Linux Enterprise Real Time 15 SP2 kernel-source Already fixed
SUSE Linux Enterprise Server 11 SP1 kernel-default Unsupported
SUSE Linux Enterprise Server 11 SP1 kernel-source Unsupported
SUSE Linux Enterprise Server 11 SP3 kernel-default Ignore
SUSE Linux Enterprise Server 11 SP3 kernel-source Ignore
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-default Affected
SUSE Linux Enterprise Server 11 SP3 LTSS kernel-source Affected
SUSE Linux Enterprise Server 11 SP4 LTSS kernel-default Ignore
SUSE Linux Enterprise Server 11 SP4 LTSS kernel-source Ignore
SUSE Linux Enterprise Server 12 LTSS kernel-default Unsupported
SUSE Linux Enterprise Server 12 LTSS kernel-source Unsupported
SUSE Linux Enterprise Server 12 SP1 LTSS kernel-default Unsupported
SUSE Linux Enterprise Server 12 SP1 LTSS kernel-source Unsupported
SUSE Linux Enterprise Server 12 SP2 kernel-default Affected
SUSE Linux Enterprise Server 12 SP2 kernel-source Affected
SUSE Linux Enterprise Server 12 SP2 BCL kernel-default Ignore
SUSE Linux Enterprise Server 12 SP2 BCL kernel-source Ignore
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-default Unsupported
SUSE Linux Enterprise Server 12 SP2 LTSS kernel-source Unsupported
SUSE Linux Enterprise Server 12 SP3 kernel-default Affected
SUSE Linux Enterprise Server 12 SP3 kernel-source Affected
SUSE Linux Enterprise Server 12 SP3 BCL kernel-default Ignore
SUSE Linux Enterprise Server 12 SP3 BCL kernel-source Ignore
SUSE Linux Enterprise Server 12 SP4 kernel-default Released
SUSE Linux Enterprise Server 12 SP4 kernel-source Released
SUSE Linux Enterprise Server 12 SP4 LTSS kernel-default Released
SUSE Linux Enterprise Server 12 SP4 LTSS kernel-source Released
SUSE Linux Enterprise Server 15 kernel-default Affected
SUSE Linux Enterprise Server 15 kernel-source Affected
SUSE Linux Enterprise Server 15 SP2 LTSS kernel-default Already fixed
SUSE Linux Enterprise Server 15 SP2 LTSS kernel-source Already fixed
SUSE Linux Enterprise Server 15 SP3 kernel-default Already fixed
SUSE Linux Enterprise Server 15 SP3 kernel-source Already fixed
SUSE Linux Enterprise Server 15 SP4 kernel-default Not affected
SUSE Linux Enterprise Server 15 SP4 kernel-source Not affected
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 kernel-default Already fixed
SUSE Linux Enterprise Server Business Critical Linux 15 SP1 kernel-source Already fixed
SUSE Linux Enterprise Server Business Critical Linux 15 SP2 kernel-default Already fixed
SUSE Linux Enterprise Server Business Critical Linux 15 SP2 kernel-source Already fixed
SUSE Linux Enterprise Server for SAP Applications 12 kernel-default Affected
SUSE Linux Enterprise Server for SAP Applications 12 kernel-source Affected
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-default Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 SP2 kernel-source Unsupported
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kernel-default Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP3 kernel-source Ignore
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kernel-default Released
SUSE Linux Enterprise Server for SAP Applications 12 SP4 kernel-source Released
SUSE Linux Enterprise Server for SAP Applications 15 kernel-default Affected
SUSE Linux Enterprise Server for SAP Applications 15 kernel-source Affected
SUSE Linux Enterprise Server for SAP Applications 15 SP2 kernel-default Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP2 kernel-source Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP3 kernel-default Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP3 kernel-source Already fixed
SUSE Linux Enterprise Server for SAP Applications 15 SP4 kernel-default Not affected
SUSE Linux Enterprise Server for SAP Applications 15 SP4 kernel-source Not affected
SUSE Linux Enterprise Storage 7.1 kernel-default Already fixed
SUSE Linux Enterprise Storage 7.1 kernel-source Already fixed
SUSE Manager Proxy 4.1 kernel-default Already fixed
SUSE Manager Proxy 4.1 kernel-source Already fixed
SUSE Manager Proxy 4.2 kernel-default Already fixed
SUSE Manager Proxy 4.2 kernel-source Already fixed
SUSE Manager Proxy 4.3 kernel-default Not affected
SUSE Manager Proxy 4.3 kernel-source Not affected
SUSE Manager Retail Branch Server 4.1 kernel-default Already fixed
SUSE Manager Retail Branch Server 4.1 kernel-source Already fixed
SUSE Manager Retail Branch Server 4.2 kernel-default Already fixed
SUSE Manager Retail Branch Server 4.2 kernel-source Already fixed
SUSE Manager Retail Branch Server 4.3 kernel-default Not affected
SUSE Manager Retail Branch Server 4.3 kernel-source Not affected
SUSE Manager Server 4.1 kernel-default Already fixed
SUSE Manager Server 4.1 kernel-source Already fixed
SUSE Manager Server 4.2 kernel-default Already fixed
SUSE Manager Server 4.2 kernel-source Already fixed
SUSE Manager Server 4.3 kernel-default Not affected
SUSE Manager Server 4.3 kernel-source Not affected