Security update for kernel-livepatch-tools SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2018:2426-1 Final 1 1 2018-08-17T16:21:45Z current 2018-08-17T16:21:45Z 2018-08-17T16:21:45Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for kernel-livepatch-tools This update for kernel-livepatch-tools fixes the following issues: Add script for disabling SMT to help with the mitigation of the 'L1 Terminal Fault' issue (CVE-2018-3646 bsc#1099306) The script is called 'klp-kvm-l1tf-ctrl-smt' and is used for enabling or disabling SMT to mitigate the issue when this administrative decision is taken. Disabling SMT: klp-kvm-l1tf-ctrl-smt -d Enabling SMT: klp-kvm-l1tf-ctrl-smt -e The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-SLE-Live-Patching-12-SP3-2018-1682,SUSE-SLE-Live-Patching-12-SP3-2018-1683,SUSE-SLE-Module-Live-Patching-15-2018-1687 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2018/suse-su-20182426-1/ Link for SUSE-SU-2018:2426-1 https://lists.suse.com/pipermail/sle-security-updates/2018-August/004473.html E-Mail link for SUSE-SU-2018:2426-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1099306 SUSE Bug 1099306 https://www.suse.com/security/cve/CVE-2018-3646/ SUSE CVE CVE-2018-3646 page SUSE Linux Enterprise Live Patching 12 SP3 SUSE Linux Enterprise Live Patching 15 kgraft-patch-4_4_138-94_39-default-2-2.1 kgraft-patch-4_4_140-94_42-default-2-2.1 kernel-livepatch-tools-1.1-5.3.1 kgraft-patch-4_4_138-94_39-default-2-2.1 as a component of SUSE Linux Enterprise Live Patching 12 SP3 kgraft-patch-4_4_140-94_42-default-2-2.1 as a component of SUSE Linux Enterprise Live Patching 12 SP3 kernel-livepatch-tools-1.1-5.3.1 as a component of SUSE Linux Enterprise Live Patching 15 Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data cache to an attacker with local user access with guest OS privilege via a terminal page fault and a side-channel analysis. CVE-2018-3646 SUSE Linux Enterprise Live Patching 12 SP3:kgraft-patch-4_4_138-94_39-default-2-2.1 SUSE Linux Enterprise Live Patching 12 SP3:kgraft-patch-4_4_140-94_42-default-2-2.1 SUSE Linux Enterprise Live Patching 15:kernel-livepatch-tools-1.1-5.3.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2018/suse-su-20182426-1/ https://www.suse.com/security/cve/CVE-2018-3646.html CVE-2018-3646 https://bugzilla.suse.com/1087078 SUSE Bug 1087078 https://bugzilla.suse.com/1087081 SUSE Bug 1087081 https://bugzilla.suse.com/1089343 SUSE Bug 1089343 https://bugzilla.suse.com/1091107 SUSE Bug 1091107 https://bugzilla.suse.com/1099306 SUSE Bug 1099306 https://bugzilla.suse.com/1104365 SUSE Bug 1104365 https://bugzilla.suse.com/1104894 SUSE Bug 1104894 https://bugzilla.suse.com/1106548 SUSE Bug 1106548 https://bugzilla.suse.com/1113534 SUSE Bug 1113534 https://bugzilla.suse.com/1136865 SUSE Bug 1136865 https://bugzilla.suse.com/1178658 SUSE Bug 1178658 https://bugzilla.suse.com/1201877 SUSE Bug 1201877