openSUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID: openSUSE-SU-2020:0985-1
Rating: important
References: #1027519 #1172205 #1173376 #1173377 #1173378
#1173380
Cross-References: CVE-2020-0543 CVE-2020-15563 CVE-2020-15565
CVE-2020-15566 CVE-2020-15567
Affected Products:
openSUSE Leap 15.2
______________________________________________________________________________

An update that solves 5 vulnerabilities and has one errata
is now available.

Description:

This update for xen fixes the following issues:

– CVE-2020-15563: Fixed inverted code paths in x86 dirty VRAM tracking
(bsc#1173377).
– CVE-2020-15565: Fixed insufficient cache write-back under VT-d
(bsc#1173378).
– CVE-2020-15566: Fixed incorrect error handling in event channel port
allocation (bsc#1173376).
– CVE-2020-15567: Fixed non-atomic modification of live EPT PTE
(bsc#1173380).
– CVE-2020-0543: Special Register Buffer Data Sampling (SRBDS) aka
“CrossTalk” (bsc#1172205).

Additional upstream bug fixes (bsc#1027519)

This update was imported from the SUSE:SLE-15-SP2: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 15.2:

zypper in -t patch openSUSE-2020-985=1

Package List:

– openSUSE Leap 15.2 (i586 x86_64):

xen-debugsource-4.13.1_04-lp152.2.3.1
xen-devel-4.13.1_04-lp152.2.3.1
xen-libs-4.13.1_04-lp152.2.3.1
xen-libs-debuginfo-4.13.1_04-lp152.2.3.1
xen-tools-domU-4.13.1_04-lp152.2.3.1
xen-tools-domU-debuginfo-4.13.1_04-lp152.2.3.1

– openSUSE Leap 15.2 (x86_64):

xen-4.13.1_04-lp152.2.3.1
xen-doc-html-4.13.1_04-lp152.2.3.1
xen-libs-32bit-4.13.1_04-lp152.2.3.1
xen-libs-32bit-debuginfo-4.13.1_04-lp152.2.3.1
xen-tools-4.13.1_04-lp152.2.3.1
xen-tools-debuginfo-4.13.1_04-lp152.2.3.1

– openSUSE Leap 15.2 (noarch):

xen-tools-xendomains-wait-disk-4.13.1_04-lp152.2.3.1

References:

https://www.suse.com/security/cve/CVE-2020-0543.html
https://www.suse.com/security/cve/CVE-2020-15563.html
https://www.suse.com/security/cve/CVE-2020-15565.html
https://www.suse.com/security/cve/CVE-2020-15566.html
https://www.suse.com/security/cve/CVE-2020-15567.html
https://bugzilla.suse.com/1027519
https://bugzilla.suse.com/1172205
https://bugzilla.suse.com/1173376
https://bugzilla.suse.com/1173377
https://bugzilla.suse.com/1173378
https://bugzilla.suse.com/1173380

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