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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2429 Security update for xen 20 August 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: xen Publisher: SUSE Operating System: SUSE Impact/Access: Access Privileged Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-3646 Reference: ESB-2018.2401 ESB-2018.2394 ESB-2018.2380 ESB-2018.2370.2 Original Bulletin: https://www.suse.com/support/update/announcement/2018/suse-su-20182401-1.html https://www.suse.com/support/update/announcement/2018/suse-su-20182409-1.html https://www.suse.com/support/update/announcement/2018/suse-su-20182410-1.html Comment: This bulletin contains three (3) SUSE security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- SUSE Security Update: Security update for xen ______________________________________________________________________________ Announcement ID: SUSE-SU-2018:2401-1 Rating: important References: #1027519 #1091107 #1103276 Cross-References: CVE-2018-3646 Affected Products: SUSE Linux Enterprise Software Development Kit 12-SP3 SUSE Linux Enterprise Server 12-SP3 SUSE Linux Enterprise Desktop 12-SP3 SUSE CaaS Platform ALL SUSE CaaS Platform 3.0 ______________________________________________________________________________ An update that solves one vulnerability and has two fixes is now available. Description: This update for xen fixes the following security issues: - CVE-2018-3646: Systems with microprocessors utilizing speculative execution and address translations may have allowed 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 (bsc#1091107, bsc#1027519). - Incorrect MSR_DEBUGCTL handling let guests enable BTS allowing a malicious or buggy guest administrator can lock up the entire host (bsc#1103276) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Software Development Kit 12-SP3: zypper in -t patch SUSE-SLE-SDK-12-SP3-2018-1656=1 - SUSE Linux Enterprise Server 12-SP3: zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-1656=1 - SUSE Linux Enterprise Desktop 12-SP3: zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-1656=1 - SUSE CaaS Platform ALL: To install this update, use the SUSE CaaS Platform Velum dashboard. It will inform you if it detects new updates and let you then trigger updating of the complete cluster in a controlled way. - SUSE CaaS Platform 3.0: To install this update, use the SUSE CaaS Platform Velum dashboard. It will inform you if it detects new updates and let you then trigger updating of the complete cluster in a controlled way. Package List: - SUSE Linux Enterprise Software Development Kit 12-SP3 (aarch64 x86_64): xen-debugsource-4.9.2_10-3.41.1 xen-devel-4.9.2_10-3.41.1 - SUSE Linux Enterprise Server 12-SP3 (x86_64): xen-4.9.2_10-3.41.1 xen-debugsource-4.9.2_10-3.41.1 xen-doc-html-4.9.2_10-3.41.1 xen-libs-32bit-4.9.2_10-3.41.1 xen-libs-4.9.2_10-3.41.1 xen-libs-debuginfo-32bit-4.9.2_10-3.41.1 xen-libs-debuginfo-4.9.2_10-3.41.1 xen-tools-4.9.2_10-3.41.1 xen-tools-debuginfo-4.9.2_10-3.41.1 xen-tools-domU-4.9.2_10-3.41.1 xen-tools-domU-debuginfo-4.9.2_10-3.41.1 - SUSE Linux Enterprise Desktop 12-SP3 (x86_64): xen-4.9.2_10-3.41.1 xen-debugsource-4.9.2_10-3.41.1 xen-libs-32bit-4.9.2_10-3.41.1 xen-libs-4.9.2_10-3.41.1 xen-libs-debuginfo-32bit-4.9.2_10-3.41.1 xen-libs-debuginfo-4.9.2_10-3.41.1 - SUSE CaaS Platform ALL (x86_64): xen-debugsource-4.9.2_10-3.41.1 xen-libs-4.9.2_10-3.41.1 xen-libs-debuginfo-4.9.2_10-3.41.1 xen-tools-domU-4.9.2_10-3.41.1 xen-tools-domU-debuginfo-4.9.2_10-3.41.1 - SUSE CaaS Platform 3.0 (x86_64): xen-debugsource-4.9.2_10-3.41.1 xen-libs-4.9.2_10-3.41.1 xen-libs-debuginfo-4.9.2_10-3.41.1 xen-tools-domU-4.9.2_10-3.41.1 xen-tools-domU-debuginfo-4.9.2_10-3.41.1 References: https://www.suse.com/security/cve/CVE-2018-3646.html https://bugzilla.suse.com/1027519 https://bugzilla.suse.com/1091107 https://bugzilla.suse.com/1103276 _______________________________________________ ============================================================================= SUSE Security Update: Security update for xen ______________________________________________________________________________ Announcement ID: SUSE-SU-2018:2409-1 Rating: important References: #1027519 #1091107 #1103276 Cross-References: CVE-2018-3646 Affected Products: SUSE Linux Enterprise Module for Server Applications 15 SUSE Linux Enterprise Module for Basesystem 15 ______________________________________________________________________________ An update that solves one vulnerability and has two fixes is now available. Description: This update for xen fixes the following security issues: - CVE-2018-3646: Systems with microprocessors utilizing speculative execution and address translations may have allowed 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 (bsc#1091107, bsc#1027519). - Incorrect MSR_DEBUGCTL handling let guests enable BTS allowing a malicious or buggy guest administrator can lock up the entire host (bsc#1103276) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Module for Server Applications 15: zypper in -t patch SUSE-SLE-Module-Server-Applications-15-2018-1663=1 - SUSE Linux Enterprise Module for Basesystem 15: zypper in -t patch SUSE-SLE-Module-Basesystem-15-2018-1663=1 Package List: - SUSE Linux Enterprise Module for Server Applications 15 (x86_64): xen-4.10.1_08-3.6.1 xen-debugsource-4.10.1_08-3.6.1 xen-devel-4.10.1_08-3.6.1 xen-tools-4.10.1_08-3.6.1 xen-tools-debuginfo-4.10.1_08-3.6.1 - SUSE Linux Enterprise Module for Basesystem 15 (x86_64): xen-debugsource-4.10.1_08-3.6.1 xen-libs-4.10.1_08-3.6.1 xen-libs-debuginfo-4.10.1_08-3.6.1 xen-tools-domU-4.10.1_08-3.6.1 xen-tools-domU-debuginfo-4.10.1_08-3.6.1 References: https://www.suse.com/security/cve/CVE-2018-3646.html https://bugzilla.suse.com/1027519 https://bugzilla.suse.com/1091107 https://bugzilla.suse.com/1103276 _______________________________________________ ================================================================================= SUSE Security Update: Security update for xen ______________________________________________________________________________ Announcement ID: SUSE-SU-2018:2410-1 Rating: important References: #1027519 #1091107 #1103276 Cross-References: CVE-2018-3646 Affected Products: SUSE OpenStack Cloud 7 SUSE Linux Enterprise Server for SAP 12-SP2 SUSE Linux Enterprise Server 12-SP2-LTSS SUSE Enterprise Storage 4 ______________________________________________________________________________ An update that solves one vulnerability and has two fixes is now available. Description: This update for xen fixes the following security issues: - CVE-2018-3646: Systems with microprocessors utilizing speculative execution and address translations may have allowed 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 (bsc#1091107, bsc#1027519). - Incorrect MSR_DEBUGCTL handling let guests enable BTS allowing a malicious or buggy guest administrator can lock up the entire host (bsc#1103276) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE OpenStack Cloud 7: zypper in -t patch SUSE-OpenStack-Cloud-7-2018-1664=1 - SUSE Linux Enterprise Server for SAP 12-SP2: zypper in -t patch SUSE-SLE-SAP-12-SP2-2018-1664=1 - SUSE Linux Enterprise Server 12-SP2-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-SP2-2018-1664=1 - SUSE Enterprise Storage 4: zypper in -t patch SUSE-Storage-4-2018-1664=1 Package List: - SUSE OpenStack Cloud 7 (x86_64): xen-4.7.6_04-43.39.1 xen-debugsource-4.7.6_04-43.39.1 xen-doc-html-4.7.6_04-43.39.1 xen-libs-32bit-4.7.6_04-43.39.1 xen-libs-4.7.6_04-43.39.1 xen-libs-debuginfo-32bit-4.7.6_04-43.39.1 xen-libs-debuginfo-4.7.6_04-43.39.1 xen-tools-4.7.6_04-43.39.1 xen-tools-debuginfo-4.7.6_04-43.39.1 xen-tools-domU-4.7.6_04-43.39.1 xen-tools-domU-debuginfo-4.7.6_04-43.39.1 - SUSE Linux Enterprise Server for SAP 12-SP2 (x86_64): xen-4.7.6_04-43.39.1 xen-debugsource-4.7.6_04-43.39.1 xen-doc-html-4.7.6_04-43.39.1 xen-libs-32bit-4.7.6_04-43.39.1 xen-libs-4.7.6_04-43.39.1 xen-libs-debuginfo-32bit-4.7.6_04-43.39.1 xen-libs-debuginfo-4.7.6_04-43.39.1 xen-tools-4.7.6_04-43.39.1 xen-tools-debuginfo-4.7.6_04-43.39.1 xen-tools-domU-4.7.6_04-43.39.1 xen-tools-domU-debuginfo-4.7.6_04-43.39.1 - SUSE Linux Enterprise Server 12-SP2-LTSS (x86_64): xen-4.7.6_04-43.39.1 xen-debugsource-4.7.6_04-43.39.1 xen-doc-html-4.7.6_04-43.39.1 xen-libs-32bit-4.7.6_04-43.39.1 xen-libs-4.7.6_04-43.39.1 xen-libs-debuginfo-32bit-4.7.6_04-43.39.1 xen-libs-debuginfo-4.7.6_04-43.39.1 xen-tools-4.7.6_04-43.39.1 xen-tools-debuginfo-4.7.6_04-43.39.1 xen-tools-domU-4.7.6_04-43.39.1 xen-tools-domU-debuginfo-4.7.6_04-43.39.1 - SUSE Enterprise Storage 4 (x86_64): xen-4.7.6_04-43.39.1 xen-debugsource-4.7.6_04-43.39.1 xen-doc-html-4.7.6_04-43.39.1 xen-libs-32bit-4.7.6_04-43.39.1 xen-libs-4.7.6_04-43.39.1 xen-libs-debuginfo-32bit-4.7.6_04-43.39.1 xen-libs-debuginfo-4.7.6_04-43.39.1 xen-tools-4.7.6_04-43.39.1 xen-tools-debuginfo-4.7.6_04-43.39.1 xen-tools-domU-4.7.6_04-43.39.1 xen-tools-domU-debuginfo-4.7.6_04-43.39.1 References: https://www.suse.com/security/cve/CVE-2018-3646.html https://bugzilla.suse.com/1027519 https://bugzilla.suse.com/1091107 https://bugzilla.suse.com/1103276 _______________________________________________ - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBW3oypmaOgq3Tt24GAQhUEQ/+PZxNDjNGji6yk8tahaHH+GZbFq6KOSig LKAHszDsAreM6EQpaYjJFjolngRlYF2Sgu3/DOTRxBwHj8rLzxMuL4xuVqhMtr4D IJ7t6H9w56CZVonvEqhEy/lqByFURfWS/c+1gVgmePnBha/ZtM0UDmnydOueenUY /gepszdnkXTSUCJfgRwgX3A2LITMYkCshUHMo1VrZmDFz05G5SmEHeKpeKRBaw2v t3bNfBNqBOFNTdBtSfnxc9XKyRPnaDKK5R3b43ZFObk8yOdXzXGXiyzM4RJU73HY +foztX8ahJ7QtvvobFzFkxtuPd7TMvxucq1DQmVouirzsJCRzO8KQ4KliZqEPRFJ RWgPLrj+43Y32CNh+vAnV50V8bS5bGjSlwjpGV4PB3HSHNeEnpbaoe6GlsZ8eHSQ ac1Vcp3708ZReGZUGuTjEajUl0mzU1kzeCPAQEqyJdWv/WwWOXSSpPkEwpC5zWQY Xvlr4MaZeMQR+4xlK2CsL6NuydM/FtXbenKH7I5CKqpWFSiCb7rkSmj0ANNfbUx4 s9aubuB/qzmz0cHF9Pef1aSOxaD/sw3B9IZoirpxDCQpS+GkXgZlWnNRyFgrfZpR KMeLfOd7J65rWE5dOdB7zU4hLeLrZIW9BH6m5ui78Mszj07aYsOroA8XYK8YlI8O AdbsoS9OLJ4= =ZrmO -----END PGP SIGNATURE-----