Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2021.0901
Security update for s390-tools
15 March 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: s390-tools
Publisher: SUSE
Operating System: SUSE
Linux variants
Impact/Access: Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-25316
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20210777-1
https://www.suse.com/support/update/announcement/2021/suse-su-20210776-1
Comment: This bulletin contains two (2) SUSE security advisories.
This advisory references vulnerabilities in products which run on
platforms other than SUSE. It is recommended that administrators
running s390-tools check for an updated version of the software for
their operating system.
- --------------------------BEGIN INCLUDED TEXT--------------------
SUSE Security Update: Security update for s390-tools
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:0777-1
Rating: important
References: #1176574 #1182777 #1182876 #1183040
Cross-References: CVE-2021-25316
Affected Products:
SUSE Linux Enterprise Module for Basesystem 15-SP2
______________________________________________________________________________
An update that solves one vulnerability and has three fixes is now available.
Description:
This update for s390-tools fixes the following issues:
o Fixed an issue where IPL was not working when bootloader was installed on a
SCSI disk with 4k physical blocksize without using a devicemapper target
(bsc#1183041).
o CVE-2021-25316: Do not use predictable temporary file names (bsc#1182777).
o Made the name of the temporary configuration file in /tmp/ unpredictable
(bsc#1182876).
o Changing the scheduler from "deadline" to the newly created "mq-deadline"
scheduler (bsc#1176574)
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 Linux Enterprise Module for Basesystem 15-SP2:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-777=1
Package List:
o SUSE Linux Enterprise Module for Basesystem 15-SP2 (s390x):
osasnmpd-2.11.0-9.20.1
osasnmpd-debuginfo-2.11.0-9.20.1
s390-tools-2.11.0-9.20.1
s390-tools-debuginfo-2.11.0-9.20.1
s390-tools-debugsource-2.11.0-9.20.1
s390-tools-hmcdrvfs-2.11.0-9.20.1
s390-tools-hmcdrvfs-debuginfo-2.11.0-9.20.1
s390-tools-zdsfs-2.11.0-9.20.1
s390-tools-zdsfs-debuginfo-2.11.0-9.20.1
References:
o https://www.suse.com/security/cve/CVE-2021-25316.html
o https://bugzilla.suse.com/1176574
o https://bugzilla.suse.com/1182777
o https://bugzilla.suse.com/1182876
o https://bugzilla.suse.com/1183040
- --------------------------------------------------------------------------------
SUSE Security Update: Security update for s390-tools
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:0776-1
Rating: important
References: #1182777 #1182876 #1183041
Cross-References: CVE-2021-25316
Affected Products:
SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________
An update that solves one vulnerability and has two fixes is now available.
Description:
This update for s390-tools fixes the following issues:
o Fixed an issue where IPL was not working when bootloader was installed on a
SCSI disk with 4k physical blocksize without using a devicemapper target
(bsc#1183041).
o CVE-2021-25316: Do not use predictable temporary file names (bsc#1182777).
o Made the name of the temporary configuration file in /tmp/ unpredictable
(bsc#1182876).
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 Linux Enterprise Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-776=1
Package List:
o SUSE Linux Enterprise Server 12-SP5 (s390x):
osasnmpd-2.1.0-18.29.1
osasnmpd-debuginfo-2.1.0-18.29.1
s390-tools-2.1.0-18.29.1
s390-tools-debuginfo-2.1.0-18.29.1
s390-tools-debugsource-2.1.0-18.29.1
s390-tools-hmcdrvfs-2.1.0-18.29.1
s390-tools-hmcdrvfs-debuginfo-2.1.0-18.29.1
s390-tools-zdsfs-2.1.0-18.29.1
s390-tools-zdsfs-debuginfo-2.1.0-18.29.1
References:
o https://www.suse.com/security/cve/CVE-2021-25316.html
o https://bugzilla.suse.com/1182777
o https://bugzilla.suse.com/1182876
o https://bugzilla.suse.com/1183041
- --------------------------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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=WsqA
-----END PGP SIGNATURE-----