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AUSCERT External Security Bulletin Redistribution
ESB-2021.1553
Security update for p7zip
6 May 2021
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AusCERT Security Bulletin Summary
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Product: p7zip
Publisher: SUSE
Operating System: SUSE
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Denial of Service — Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-3465
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20211491-1
Comment: This advisory references vulnerabilities in products which run on
platforms other than SUSE. It is recommended that administrators
running p7zip check for an updated version of the software for their
operating system.
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SUSE Security Update: Security update for p7zip
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:1491-1
Rating: moderate
References: #1184699
Cross-References: CVE-2021-3465
Affected Products:
SUSE Linux Enterprise Module for Basesystem 15-SP3
SUSE Linux Enterprise Module for Basesystem 15-SP2
______________________________________________________________________________
An update that fixes one vulnerability is now available.
Description:
This update for p7zip fixes the following issues:
o CVE-2021-3465: Fixed a NULL pointer dereference in
NCompress:CCopyCoder:Code (bsc#1184699)
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-SP3:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-1491=1
o SUSE Linux Enterprise Module for Basesystem 15-SP2:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-1491=1
Package List:
o SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x
x86_64):
p7zip-16.02-14.5.1
p7zip-debugsource-16.02-14.5.1
o SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x
x86_64):
p7zip-16.02-14.5.1
p7zip-debugsource-16.02-14.5.1
p7zip-full-16.02-14.5.1
p7zip-full-debuginfo-16.02-14.5.1
References:
o https://www.suse.com/security/cve/CVE-2021-3465.html
o https://bugzilla.suse.com/1184699
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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/
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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.
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