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AUSCERT External Security Bulletin Redistribution
ESB-2021.0313
Security update for sudo
28 January 2021
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AusCERT Security Bulletin Summary
---------------------------------
Product: sudo
Publisher: SUSE
Operating System: SUSE
Impact/Access: Root Compromise -- Existing Account
Access Confidential Data -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2021-23239 CVE-2021-3156
Reference: ASB-2021.0036
ESB-2021.0307
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20210232-1
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SUSE Security Update: Security update for sudo
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:0232-1
Rating: important
References: #1180684 #1181090
Cross-References: CVE-2021-23239 CVE-2021-3156
Affected Products:
SUSE OpenStack Cloud 7
SUSE Linux Enterprise Server for SAP 12-SP2
SUSE Linux Enterprise Server 12-SP2-LTSS
SUSE Linux Enterprise Server 12-SP2-BCL
______________________________________________________________________________
An update that fixes two vulnerabilities is now available.
Description:
This update for sudo fixes the following issues:
o A Heap-based buffer overflow in sudo could be exploited to allow a user to
gain root privileges [bsc#1181090,CVE-2021-3156]
o It was possible for a user to test for the existence of a directory due to
a Race Condition in `sudoedit` [bsc#1180684,CVE-2021-23239]
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 7:
zypper in -t patch SUSE-OpenStack-Cloud-7-2021-232=1
o SUSE Linux Enterprise Server for SAP 12-SP2:
zypper in -t patch SUSE-SLE-SAP-12-SP2-2021-232=1
o SUSE Linux Enterprise Server 12-SP2-LTSS:
zypper in -t patch SUSE-SLE-SERVER-12-SP2-2021-232=1
o SUSE Linux Enterprise Server 12-SP2-BCL:
zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-232=1
Package List:
o SUSE OpenStack Cloud 7 (s390x x86_64):
sudo-1.8.10p3-10.29.1
sudo-debuginfo-1.8.10p3-10.29.1
sudo-debugsource-1.8.10p3-10.29.1
o SUSE Linux Enterprise Server for SAP 12-SP2 (ppc64le x86_64):
sudo-1.8.10p3-10.29.1
sudo-debuginfo-1.8.10p3-10.29.1
sudo-debugsource-1.8.10p3-10.29.1
o SUSE Linux Enterprise Server 12-SP2-LTSS (ppc64le s390x x86_64):
sudo-1.8.10p3-10.29.1
sudo-debuginfo-1.8.10p3-10.29.1
sudo-debugsource-1.8.10p3-10.29.1
o SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):
sudo-1.8.10p3-10.29.1
sudo-debuginfo-1.8.10p3-10.29.1
sudo-debugsource-1.8.10p3-10.29.1
References:
o https://www.suse.com/security/cve/CVE-2021-23239.html
o https://www.suse.com/security/cve/CVE-2021-3156.html
o https://bugzilla.suse.com/1180684
o https://bugzilla.suse.com/1181090
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