openSUSE Security Update: Security update for xen
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Announcement ID: openSUSE-SU-2018:2116-1
Rating: important
References: #1027519 #1079730 #1087289 #1095242 #1097521
#1097522 #1097523 #1098403
Cross-References: CVE-2018-12891 CVE-2018-12892 CVE-2018-12893
CVE-2018-3665
Affected Products:
openSUSE Leap 15.0
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An update that solves four vulnerabilities and has four
fixes is now available.
Description:
This update for xen fixes the following issues:
Security issues fixed:
– CVE-2018-3665: Fix Lazy FP Save/Restore issue (XSA-267) (bsc#1095242).
– CVE-2018-12891: Fix possible Denial of Service (DoS) via certain PV MMU
operations that affect the entire host (XSA-264) (bsc#1097521).
– CVE-2018-12892: Fix libxl to honour the readonly flag on HVM emulated
SCSI disks (XSA-266) (bsc#1097523).
– CVE-2018-12893: Fix crash/Denial of Service (DoS) via safety check
(XSA-265) (bsc#1097522).
Bug fixes:
– bsc#1027519: Add upstream patches from January.
– bsc#1098403: Fix regression introduced by changes for bsc#1079730. A PV
domU without qcow2 and/or vfb has no qemu attached. Ignore QMP errors
for PV domUs to handle PV domUs with and without an attached qemu-xen.
– bsc#1087289: Fix xen scheduler crash.
This update was imported from the SUSE:SLE-15: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 15.0:
zypper in -t patch openSUSE-2018-766=1
Package List:
– openSUSE Leap 15.0 (i586 x86_64):
xen-debugsource-4.10.1_06-lp150.2.6.1
xen-devel-4.10.1_06-lp150.2.6.1
xen-libs-4.10.1_06-lp150.2.6.1
xen-libs-debuginfo-4.10.1_06-lp150.2.6.1
xen-tools-domU-4.10.1_06-lp150.2.6.1
xen-tools-domU-debuginfo-4.10.1_06-lp150.2.6.1
– openSUSE Leap 15.0 (x86_64):
xen-4.10.1_06-lp150.2.6.1
xen-doc-html-4.10.1_06-lp150.2.6.1
xen-libs-32bit-4.10.1_06-lp150.2.6.1
xen-libs-32bit-debuginfo-4.10.1_06-lp150.2.6.1
xen-tools-4.10.1_06-lp150.2.6.1
xen-tools-debuginfo-4.10.1_06-lp150.2.6.1
References:
https://www.suse.com/security/cve/CVE-2018-12891.html
https://www.suse.com/security/cve/CVE-2018-12892.html
https://www.suse.com/security/cve/CVE-2018-12893.html
https://www.suse.com/security/cve/CVE-2018-3665.html
https://bugzilla.suse.com/1027519
https://bugzilla.suse.com/1079730
https://bugzilla.suse.com/1087289
https://bugzilla.suse.com/1095242
https://bugzilla.suse.com/1097521
https://bugzilla.suse.com/1097522
https://bugzilla.suse.com/1097523
https://bugzilla.suse.com/1098403
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