Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2021.0014
Security update for xen
4 January 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: xen
Publisher: SUSE
Operating System: SUSE
Impact/Access: Increased Privileges -- Existing Account
Denial of Service -- Existing Account
Access Confidential Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-29571 CVE-2020-29570 CVE-2020-29566
CVE-2020-29484 CVE-2020-29483 CVE-2020-29481
CVE-2020-29480 CVE-2020-29130
Reference: ESB-2020.4522
ESB-2020.4502
ESB-2020.4478
ESB-2020.4432
Original Bulletin:
https://www.suse.com/support/update/announcement/2020/suse-su-20203945-1
- --------------------------BEGIN INCLUDED TEXT--------------------
SUSE Security Update: Security update for xen
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:3945-1
Rating: moderate
References: #1027519 #1176782 #1179477 #1179496 #1179498 #1179501
#1179502 #1179506 #1179514 #1179516
Cross-References: CVE-2020-29130 CVE-2020-29480 CVE-2020-29481 CVE-2020-29483
CVE-2020-29484 CVE-2020-29566 CVE-2020-29570 CVE-2020-29571
Affected Products:
SUSE OpenStack Cloud Crowbar 8
SUSE OpenStack Cloud 8
SUSE Linux Enterprise Server for SAP 12-SP3
SUSE Linux Enterprise Server 12-SP3-LTSS
SUSE Linux Enterprise Server 12-SP3-BCL
SUSE Enterprise Storage 5
HPE Helion Openstack 8
______________________________________________________________________________
An update that solves 8 vulnerabilities and has two fixes is now available.
Description:
This update for xen fixes the following issues:
o CVE-2020-29480: Fixed an issue which could have allowed leak of
non-sensitive data to administrator guests (bsc#117949 XSA-115).
o CVE-2020-29481: Fixed an issue which could have allowd to new domains to
inherit existing node permissions (bsc#1179498 XSA-322).
o CVE-2020-29483: Fixed an issue where guests could disturb domain cleanup
(bsc#1179502 XSA-325).
o CVE-2020-29484: Fixed an issue where guests could crash xenstored via
watchs (bsc#1179501 XSA-324).
o CVE-2020-29566: Fixed an undue recursion in x86 HVM context switch code
(bsc#1179506 XSA-348).
o CVE-2020-29570: Fixed an issue where FIFO event channels control block
related ordering (bsc#1179514 XSA-358).
o CVE-2020-29571: Fixed an issue where FIFO event channels control structure
ordering (bsc#1179516 XSA-359).
o CVE-2020-29130: Fixed an out-of-bounds access while processing ARP packets
(bsc#1179477).
o Fixed an issue where dump-core shows missing nr_pages during core (bsc#
1176782).
o Multiple other bugs (bsc#1027519)
Patch Instructions:
To install this SUSE 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:
o SUSE OpenStack Cloud Crowbar 8:
zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2020-3945=1
o SUSE OpenStack Cloud 8:
zypper in -t patch SUSE-OpenStack-Cloud-8-2020-3945=1
o SUSE Linux Enterprise Server for SAP 12-SP3:
zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-3945=1
o SUSE Linux Enterprise Server 12-SP3-LTSS:
zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-3945=1
o SUSE Linux Enterprise Server 12-SP3-BCL:
zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2020-3945=1
o SUSE Enterprise Storage 5:
zypper in -t patch SUSE-Storage-5-2020-3945=1
o HPE Helion Openstack 8:
zypper in -t patch HPE-Helion-OpenStack-8-2020-3945=1
Package List:
o SUSE OpenStack Cloud Crowbar 8 (x86_64):
xen-4.9.4_16-3.80.1
xen-debugsource-4.9.4_16-3.80.1
xen-doc-html-4.9.4_16-3.80.1
xen-libs-32bit-4.9.4_16-3.80.1
xen-libs-4.9.4_16-3.80.1
xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
xen-libs-debuginfo-4.9.4_16-3.80.1
xen-tools-4.9.4_16-3.80.1
xen-tools-debuginfo-4.9.4_16-3.80.1
xen-tools-domU-4.9.4_16-3.80.1
xen-tools-domU-debuginfo-4.9.4_16-3.80.1
o SUSE OpenStack Cloud 8 (x86_64):
xen-4.9.4_16-3.80.1
xen-debugsource-4.9.4_16-3.80.1
xen-doc-html-4.9.4_16-3.80.1
xen-libs-32bit-4.9.4_16-3.80.1
xen-libs-4.9.4_16-3.80.1
xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
xen-libs-debuginfo-4.9.4_16-3.80.1
xen-tools-4.9.4_16-3.80.1
xen-tools-debuginfo-4.9.4_16-3.80.1
xen-tools-domU-4.9.4_16-3.80.1
xen-tools-domU-debuginfo-4.9.4_16-3.80.1
o SUSE Linux Enterprise Server for SAP 12-SP3 (x86_64):
xen-4.9.4_16-3.80.1
xen-debugsource-4.9.4_16-3.80.1
xen-doc-html-4.9.4_16-3.80.1
xen-libs-32bit-4.9.4_16-3.80.1
xen-libs-4.9.4_16-3.80.1
xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
xen-libs-debuginfo-4.9.4_16-3.80.1
xen-tools-4.9.4_16-3.80.1
xen-tools-debuginfo-4.9.4_16-3.80.1
xen-tools-domU-4.9.4_16-3.80.1
xen-tools-domU-debuginfo-4.9.4_16-3.80.1
o SUSE Linux Enterprise Server 12-SP3-LTSS (x86_64):
xen-4.9.4_16-3.80.1
xen-debugsource-4.9.4_16-3.80.1
xen-doc-html-4.9.4_16-3.80.1
xen-libs-32bit-4.9.4_16-3.80.1
xen-libs-4.9.4_16-3.80.1
xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
xen-libs-debuginfo-4.9.4_16-3.80.1
xen-tools-4.9.4_16-3.80.1
xen-tools-debuginfo-4.9.4_16-3.80.1
xen-tools-domU-4.9.4_16-3.80.1
xen-tools-domU-debuginfo-4.9.4_16-3.80.1
o SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):
xen-4.9.4_16-3.80.1
xen-debugsource-4.9.4_16-3.80.1
xen-doc-html-4.9.4_16-3.80.1
xen-libs-32bit-4.9.4_16-3.80.1
xen-libs-4.9.4_16-3.80.1
xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
xen-libs-debuginfo-4.9.4_16-3.80.1
xen-tools-4.9.4_16-3.80.1
xen-tools-debuginfo-4.9.4_16-3.80.1
xen-tools-domU-4.9.4_16-3.80.1
xen-tools-domU-debuginfo-4.9.4_16-3.80.1
o SUSE Enterprise Storage 5 (x86_64):
xen-4.9.4_16-3.80.1
xen-debugsource-4.9.4_16-3.80.1
xen-doc-html-4.9.4_16-3.80.1
xen-libs-32bit-4.9.4_16-3.80.1
xen-libs-4.9.4_16-3.80.1
xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
xen-libs-debuginfo-4.9.4_16-3.80.1
xen-tools-4.9.4_16-3.80.1
xen-tools-debuginfo-4.9.4_16-3.80.1
xen-tools-domU-4.9.4_16-3.80.1
xen-tools-domU-debuginfo-4.9.4_16-3.80.1
o HPE Helion Openstack 8 (x86_64):
xen-4.9.4_16-3.80.1
xen-debugsource-4.9.4_16-3.80.1
xen-doc-html-4.9.4_16-3.80.1
xen-libs-32bit-4.9.4_16-3.80.1
xen-libs-4.9.4_16-3.80.1
xen-libs-debuginfo-32bit-4.9.4_16-3.80.1
xen-libs-debuginfo-4.9.4_16-3.80.1
xen-tools-4.9.4_16-3.80.1
xen-tools-debuginfo-4.9.4_16-3.80.1
xen-tools-domU-4.9.4_16-3.80.1
xen-tools-domU-debuginfo-4.9.4_16-3.80.1
References:
o https://www.suse.com/security/cve/CVE-2020-29130.html
o https://www.suse.com/security/cve/CVE-2020-29480.html
o https://www.suse.com/security/cve/CVE-2020-29481.html
o https://www.suse.com/security/cve/CVE-2020-29483.html
o https://www.suse.com/security/cve/CVE-2020-29484.html
o https://www.suse.com/security/cve/CVE-2020-29566.html
o https://www.suse.com/security/cve/CVE-2020-29570.html
o https://www.suse.com/security/cve/CVE-2020-29571.html
o https://bugzilla.suse.com/1027519
o https://bugzilla.suse.com/1176782
o https://bugzilla.suse.com/1179477
o https://bugzilla.suse.com/1179496
o https://bugzilla.suse.com/1179498
o https://bugzilla.suse.com/1179501
o https://bugzilla.suse.com/1179502
o https://bugzilla.suse.com/1179506
o https://bugzilla.suse.com/1179514
o https://bugzilla.suse.com/1179516
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
https://www.auscert.org.au/bulletins/
===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967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=NugJ
-----END PGP SIGNATURE-----