SUSE-SU-2018:4070-1

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SUSE-SU-2018:4070-1

Summary: Security update for xen

Details: This update for xen fixes the following issues: Security issues fixed: - CVE-2018-18849: Fixed an out of bounds memory access issue was found in the LSI53C895A SCSI Host Bus Adapter emulation while writing a message in lsi_do_msgin (bsc#1114423). - CVE-2018-18883: Fixed a NULL pointer dereference that could have been triggered by nested VT-x that where not properly restricted (XSA-278)(bsc#1114405). - CVE-2018-19965: Fixed denial of service issue from attempting to use INVPCID with a non-canonical addresses (XSA-279)(bsc#1115045). - CVE-2018-19966: Fixed issue introduced by XSA-240 that could have caused conflicts with shadow paging (XSA-280)(bsc#1115047). - CVE-2018-19961 CVE-2018-19962: Fixed insufficient TLB flushing / improper large page mappings with AMD IOMMUs (XSA-275)(bsc#1115040). Non-security issues fixed: - Added upstream bug fixes (bsc#1027519). - Fixed XEN SLE12-SP1 domU hang on SLE12-SP3 HV (bsc#1108940).

References: https://www.suse.com/support/update/announcement/2018/suse-su-20184070-1/, https://bugzilla.suse.com/1027519, https://bugzilla.suse.com/1108940, https://bugzilla.suse.com/1114405, https://bugzilla.suse.com/1114423, https://bugzilla.suse.com/1115040, https://bugzilla.suse.com/1115045, https://bugzilla.suse.com/1115047, https://www.suse.com/security/cve/CVE-2018-18849, https://www.suse.com/security/cve/CVE-2018-18883, https://www.suse.com/security/cve/CVE-2018-19961, https://www.suse.com/security/cve/CVE-2018-19962, https://www.suse.com/security/cve/CVE-2018-19965, https://www.suse.com/security/cve/CVE-2018-19966