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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2512 Security update for xen 24 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-2018.2502 ESB-2018.2487 ESB-2018.2445.2 ESB-2018.2437 ESB-2018.2416 ESB-2018.2404 Original Bulletin: https://www.suse.com/support/update/announcement/2018/suse-su-20182483-1.html - --------------------------BEGIN INCLUDED TEXT-------------------- SUSE Security Update: Security update for xen ______________________________________________________________________________ Announcement ID: SUSE-SU-2018:2483-1 Rating: important References: #1027519 #1091107 #1101684 #1102116 Cross-References: CVE-2018-3646 Affected Products: SUSE Linux Enterprise Server 12-LTSS ______________________________________________________________________________ An update that solves one vulnerability and has three fixes is now available. Description: This update for xen fixes the following issues: This security issue was fixed: - 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). These non-security issue were fixed: - bsc#1102116: SSBD is not virtualized for guests - bsc#1101684: Not able to disable the visibility of the new CPU flags 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 Server 12-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-2018-1746=1 Package List: - SUSE Linux Enterprise Server 12-LTSS (x86_64): xen-4.4.4_36-22.74.1 xen-debugsource-4.4.4_36-22.74.1 xen-doc-html-4.4.4_36-22.74.1 xen-kmp-default-4.4.4_36_k3.12.61_52.141-22.74.1 xen-kmp-default-debuginfo-4.4.4_36_k3.12.61_52.141-22.74.1 xen-libs-32bit-4.4.4_36-22.74.1 xen-libs-4.4.4_36-22.74.1 xen-libs-debuginfo-32bit-4.4.4_36-22.74.1 xen-libs-debuginfo-4.4.4_36-22.74.1 xen-tools-4.4.4_36-22.74.1 xen-tools-debuginfo-4.4.4_36-22.74.1 xen-tools-domU-4.4.4_36-22.74.1 xen-tools-domU-debuginfo-4.4.4_36-22.74.1 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/1101684 https://bugzilla.suse.com/1102116 _______________________________________________ - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. 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 iQIVAwUBW392u2aOgq3Tt24GAQi8Dw//fa1SZcGvO8uCiy61XHjhPEsO38mWHLb2 PS5ortvjPlMj/l4v61Tzpgn7FiHkdfNXM3qcSfUPeuC759O/zVbsGW0+0NdOf4P7 JK+EIaFiJ9TUAoGVmvn/V1QxYpFugAnjXM2mDLs9LnMTvoK4SLaJecbzM9AdnVun 1quz3iUvVVYb9Di4jNqOKUikNeK29D4+rmtSzWlIc60+at0hA4CBvhHumxBtdsn1 zDl9IYoEH2fmzjvCg7ugKDubc5wo20MOnVp02BE1wca5nf6Vn8U3v5hAT0PYLaPa faY0QPZL+DApuil9g5189BrEfWxpoB+LfeDB5K4gkS3eAUP3YXhA+w0goMVNi16e ROqF5vvOexsWuOul+KXcb5+8DUWjfOR6NndaxvtL3TxMMclh8OLd0MxHNGSkFHIT zWiW27WAO/iRQRwtvP9X7li8FiFxlWkIsuUlzwC75Snh7IdPjl7el3hirIiYE5Rk Yo+Cw8JfV/Y9eRm3aOM7Z3+4/Bi/sAuP/F76uuD+PIacoaoO+GD8Lrq7pIqeanQs /5ezFi+I3ZyQsiiwOUiLTQk7KAc/gITYOcg+yMVgwVjLIiPQdzwke3rkpqtdkolK H/pW0ER/z2yuCdZ/5v+UlPKPbOJ2n35PiEWwb9/Td53qFm8Kj3DprK344ViH5wEX d+qAbrzVKpQ= =2i7Y -----END PGP SIGNATURE-----