{"affected":[{"ecosystem_specific":{"binaries":[{"xen":"4.9.2_04-3.29.1","xen-libs":"4.9.2_04-3.29.1","xen-libs-32bit":"4.9.2_04-3.29.1"}]},"package":{"ecosystem":"SUSE:Linux Enterprise Desktop 12 SP3","name":"xen","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3"},"ranges":[{"events":[{"introduced":"0"},{"fixed":"4.9.2_04-3.29.1"}],"type":"ECOSYSTEM"}]},{"ecosystem_specific":{"binaries":[{"xen-devel":"4.9.2_04-3.29.1"}]},"package":{"ecosystem":"SUSE:Linux Enterprise Software Development Kit 12 SP3","name":"xen","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3"},"ranges":[{"events":[{"introduced":"0"},{"fixed":"4.9.2_04-3.29.1"}],"type":"ECOSYSTEM"}]},{"ecosystem_specific":{"binaries":[{"xen":"4.9.2_04-3.29.1","xen-doc-html":"4.9.2_04-3.29.1","xen-libs":"4.9.2_04-3.29.1","xen-libs-32bit":"4.9.2_04-3.29.1","xen-tools":"4.9.2_04-3.29.1","xen-tools-domU":"4.9.2_04-3.29.1"}]},"package":{"ecosystem":"SUSE:Linux Enterprise Server 12 SP3","name":"xen","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3"},"ranges":[{"events":[{"introduced":"0"},{"fixed":"4.9.2_04-3.29.1"}],"type":"ECOSYSTEM"}]},{"ecosystem_specific":{"binaries":[{"xen":"4.9.2_04-3.29.1","xen-doc-html":"4.9.2_04-3.29.1","xen-libs":"4.9.2_04-3.29.1","xen-libs-32bit":"4.9.2_04-3.29.1","xen-tools":"4.9.2_04-3.29.1","xen-tools-domU":"4.9.2_04-3.29.1"}]},"package":{"ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP3","name":"xen","purl":"pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3"},"ranges":[{"events":[{"introduced":"0"},{"fixed":"4.9.2_04-3.29.1"}],"type":"ECOSYSTEM"}]}],"aliases":[],"details":"This update for xen to version 4.9.2 fixes several issues.\n\nThis feature was added:\n\n- Added script, udev rule and systemd service to watch for vcpu online/offline\n  events in a HVM domU. They are triggered via 'xl vcpu-set domU N'\n\nThese security issues were fixed:\n\n- CVE-2018-8897: Prevent mishandling of debug exceptions on x86 (XSA-260, bsc#1090820)\n- Handle HPET timers in IO-APIC mode correctly to prevent malicious or buggy\n  HVM guests from causing a hypervisor crash or potentially privilege\n  escalation/information leaks (XSA-261, bsc#1090822)\n- Prevent unbounded loop, induced by qemu allowing an attacker to permanently\n  keep a physical CPU core busy (XSA-262, bsc#1090823)\n- CVE-2018-10472: x86 HVM guest OS users (in certain configurations) were able\n  to read arbitrary dom0 files via QMP live insertion of a CDROM, in conjunction\n  with specifying the target file as the backing file of a snapshot\n  (bsc#1089152).\n- CVE-2018-10471: x86 PV guest OS users were able to cause a denial of service\n  (out-of-bounds zero write and hypervisor crash) via unexpected INT 80\n  processing, because of an incorrect fix for CVE-2017-5754 (bsc#1089635).\n- CVE-2018-7540: x86 PV guest OS users were able to cause a denial of service\n  (host OS CPU hang) via non-preemptable L3/L4 pagetable freeing (bsc#1080635).\n- CVE-2018-7541: Guest OS users were able to cause a denial of service\n  (hypervisor crash) or gain privileges by triggering a grant-table transition\n  from v2 to v1 (bsc#1080662).\n- CVE-2018-7542: x86 PVH guest OS users were able to cause a denial of service\n  (NULL pointer dereference and hypervisor crash) by leveraging the mishandling\n  of configurations that lack a Local APIC (bsc#1080634).\n\nThese non-security issues were fixed:\n\n- bsc#1087252: Update built-in defaults for xenstored in stubdom, keep default\n  to run xenstored as daemon in dom0\n- bsc#1087251: Preserve xen-syms from xen-dbg.gz to allow processing vmcores\n  with crash(1) \n- bsc#1072834: Prevent unchecked MSR access error\n  ","id":"SUSE-SU-2018:1184-1","modified":"2018-05-09T15:05:50Z","published":"2018-05-09T15:05:50Z","references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2018/suse-su-20181184-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1027519"},{"type":"REPORT","url":"https://bugzilla.suse.com/1072834"},{"type":"REPORT","url":"https://bugzilla.suse.com/1080634"},{"type":"REPORT","url":"https://bugzilla.suse.com/1080635"},{"type":"REPORT","url":"https://bugzilla.suse.com/1080662"},{"type":"REPORT","url":"https://bugzilla.suse.com/1087251"},{"type":"REPORT","url":"https://bugzilla.suse.com/1087252"},{"type":"REPORT","url":"https://bugzilla.suse.com/1089152"},{"type":"REPORT","url":"https://bugzilla.suse.com/1089635"},{"type":"REPORT","url":"https://bugzilla.suse.com/1090820"},{"type":"REPORT","url":"https://bugzilla.suse.com/1090822"},{"type":"REPORT","url":"https://bugzilla.suse.com/1090823"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2018-10471"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2018-10472"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2018-7540"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2018-7541"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2018-7542"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2018-8897"}],"related":["CVE-2018-10471","CVE-2018-10472","CVE-2018-7540","CVE-2018-7541","CVE-2018-7542","CVE-2018-8897"],"summary":"Security update for xen","upstream":["CVE-2018-10471","CVE-2018-10472","CVE-2018-7540","CVE-2018-7541","CVE-2018-7542","CVE-2018-8897"]}