openSUSE Security Update: Security update for xen ______________________________________________________________________________

Announcement ID: openSUSE-SU-2018:4111-1 Rating: important References: #1027519 #1108940 #1114405 #1114423 #1115040 #1115045 #1115047 Cross-References: CVE-2018-18849 CVE-2018-18883 CVE-2018-19961 CVE-2018-19962 CVE-2018-19965 CVE-2018-19966

Affected Products: openSUSE Leap 42.3 ______________________________________________________________________________

An update that solves 6 vulnerabilities and has one errata is now available.

Description:

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).

This update was imported from the SUSE:SLE-12-SP3:Update update project.

Patch Instructions:

To install this openSUSE 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:

- openSUSE Leap 42.3:

zypper in -t patch openSUSE-2018-1530=1

Package List:

- openSUSE Leap 42.3 (x86_64):

xen-4.9.3_03-34.1 xen-debugsource-4.9.3_03-34.1 xen-devel-4.9.3_03-34.1 xen-doc-html-4.9.3_03-34.1 xen-libs-4.9.3_03-34.1 xen-libs-debuginfo-4.9.3_03-34.1 xen-tools-4.9.3_03-34.1 xen-tools-debuginfo-4.9.3_03-34.1 xen-tools-domU-4.9.3_03-34.1 xen-tools-domU-debuginfo-4.9.3_03-34.1

References:

https://www.suse.com/security/cve/CVE-2018-18849.html https://www.suse.com/security/cve/CVE-2018-18883.html https://www.suse.com/security/cve/CVE-2018-19961.html https://www.suse.com/security/cve/CVE-2018-19962.html https://www.suse.com/security/cve/CVE-2018-19965.html https://www.suse.com/security/cve/CVE-2018-19966.html 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