SUSE Security Update: Security update for xen ______________________________________________________________________________ Announcement ID: SUSE-SU-2018:0909-1 Rating: important References: #1027519 #1072834 #1074562 #1080635 #1080662 #1087251 Cross-References: CVE-2017-5715 CVE-2017-5753 CVE-2017-5754 CVE-2018-7540 CVE-2018-7541 Affected Products: SUSE Linux Enterprise Software Development Kit 12-SP2 SUSE Linux Enterprise Server 12-SP2 SUSE Linux Enterprise Desktop 12-SP2 ______________________________________________________________________________ An update that solves 5 vulnerabilities and has one errata is now available. Description: This update for xen fixes the following issues: Update to Xen 4.7.5 bug fix only release (bsc#1027519) Security issues fixed: - CVE-2018-7540: Fixed DoS via non-preemptable L3/L4 pagetable freeing (XSA-252) (bsc#1080635) - CVE-2018-7541: A grant table v2 -> v1 transition may crash Xen (XSA-255) (bsc#1080662) - CVE-2017-5753,CVE-2017-5715,CVE-2017-5754 Fixed information leaks via side effects of speculative execution (XSA-254). Includes Spectre v2 mitigation. (bsc#1074562) - Preserve xen-syms from xen-dbg.gz to allow processing vmcores with crash(1) (bsc#1087251) - Xen HVM: Fixed unchecked MSR access error (bsc#1072834) - Add script, udev rule and systemd service to watch for vcpu online/offline events in a HVM domU They are triggered via xl vcpu-set domU N (fate#324965) - Make sure tools and tools-domU require libs from the very same build 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-SP2: zypper in -t patch SUSE-SLE-SDK-12-SP2-2018-612=1 - SUSE Linux Enterprise Server 12-SP2: zypper in -t patch SUSE-SLE-SERVER-12-SP2-2018-612=1 - SUSE Linux Enterprise Desktop 12-SP2: zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2018-612=1 Package List: - SUSE Linux Enterprise Software Development Kit 12-SP2 (aarch64 x86_64): xen-debugsource-4.7.5_02-43.27.1 xen-devel-4.7.5_02-43.27.1 - SUSE Linux Enterprise Server 12-SP2 (x86_64): xen-4.7.5_02-43.27.1 xen-debugsource-4.7.5_02-43.27.1 xen-doc-html-4.7.5_02-43.27.1 xen-libs-32bit-4.7.5_02-43.27.1 xen-libs-4.7.5_02-43.27.1 xen-libs-debuginfo-32bit-4.7.5_02-43.27.1 xen-libs-debuginfo-4.7.5_02-43.27.1 xen-tools-4.7.5_02-43.27.1 xen-tools-debuginfo-4.7.5_02-43.27.1 xen-tools-domU-4.7.5_02-43.27.1 xen-tools-domU-debuginfo-4.7.5_02-43.27.1 - SUSE Linux Enterprise Desktop 12-SP2 (x86_64): xen-4.7.5_02-43.27.1 xen-debugsource-4.7.5_02-43.27.1 xen-libs-32bit-4.7.5_02-43.27.1 xen-libs-4.7.5_02-43.27.1 xen-libs-debuginfo-32bit-4.7.5_02-43.27.1 xen-libs-debuginfo-4.7.5_02-43.27.1 References: https://www.suse.com/security/cve/CVE-2017-5715.html https://www.suse.com/security/cve/CVE-2017-5753.html https://www.suse.com/security/cve/CVE-2017-5754.html https://www.suse.com/security/cve/CVE-2018-7540.html https://www.suse.com/security/cve/CVE-2018-7541.html https://bugzilla.suse.com/1027519 https://bugzilla.suse.com/1072834 https://bugzilla.suse.com/1074562 https://bugzilla.suse.com/1080635 https://bugzilla.suse.com/1080662 https://bugzilla.suse.com/1087251 -- To unsubscribe, e-mail: opensuse-security-announce+unsubscribe@opensuse.org For additional commands, e-mail: opensuse-security-announce+help@opensuse.org