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openSUSE Leap 15.1: 2020:0599-1 Important: Xen Security Issues Fixed

opensuse
Calendar Grey May 1, 2020
Dist Opensuse Esm H88
A critical update for openSUSE addresses various vulnerabilities in xen, focusing on memory synchronization and handling errors.
An update that solves 5 vulnerabilities and has 7 fixes is now available.

Description

This update for xen fixes the following issues:

Security issues fixed:

- CVE-2020-11742: Bad continuation handling in GNTTABOP_copy (bsc#1169392).

- CVE-2020-11740, CVE-2020-11741: xen: XSA-313 multiple xenoprof issues

(bsc#1168140).

- CVE-2020-11739: Missing memory barriers in read-write unlock paths

(bsc#1168142).

- CVE-2020-11743: Bad error path in GNTTABOP_map_grant (bsc#1168143).

- arm: a CPU may speculate past the ERET instruction (bsc#1160932).

Non-security issues fixed:

- Xenstored Crashed during VM install (bsc#1167152)

- DomU hang: soft lockup CPU #0 stuck under high load (bsc#1165206,

bsc#1134506)

- Update API compatibility versions, fixes issues for libvirt.

(bsc#1167007, bsc#1157490)

- aacraid blocks xen commands (bsc#1155200)

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Patch

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 15.1:

zypper in -t patch openSUSE-2020-599=1

Package List

- openSUSE Leap 15.1 (i586 x86_64):

xen-debugsource-4.12.2_04-lp151.2.15.1

xen-devel-4.12.2_04-lp151.2.15.1

xen-libs-4.12.2_04-lp151.2.15.1

xen-libs-debuginfo-4.12.2_04-lp151.2.15.1

xen-tools-domU-4.12.2_04-lp151.2.15.1

xen-tools-domU-debuginfo-4.12.2_04-lp151.2.15.1

- openSUSE Leap 15.1 (x86_64):

xen-4.12.2_04-lp151.2.15.1

xen-doc-html-4.12.2_04-lp151.2.15.1

xen-libs-32bit-4.12.2_04-lp151.2.15.1

xen-libs-32bit-debuginfo-4.12.2_04-lp151.2.15.1

xen-tools-4.12.2_04-lp151.2.15.1

xen-tools-debuginfo-4.12.2_04-lp151.2.15.1

References

https://www.suse.com/security/cve/CVE-2020-11739.html

https://www.suse.com/security/cve/CVE-2020-11740.html

https://www.suse.com/security/cve/CVE-2020-11741.html

https://www.suse.com/security/cve/CVE-2020-11742.html

https://www.suse.com/security/cve/CVE-2020-11743.html

https://bugzilla.suse.com/1027519

https://bugzilla.suse.com/1134506

https://bugzilla.suse.com/1155200

https://bugzilla.suse.com/1157490

https://bugzilla.suse.com/1160932

https://bugzilla.suse.com/1165206

https://bugzilla.suse.com/1167007

https://bugzilla.suse.com/1167152

https://bugzilla.suse.com/1168140

https://bugzilla.suse.com/1168142

https://bugzilla.suse.com/1168143

https://bugzilla.suse.com/1169392

--

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2020:0599-1
Rating: important
Affected Products: openSUSE Leap 15.1 le.

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