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SUSE: 2021:0232-1 Important: Sudo Race Condition And Buffer Overflow

suse
Calendar Grey January 27, 2021
Dist Suse Esm H88
SUSE reveals significant security enhancement for sudo system, tackling severe vulnerabilities. Find out more about the update procedure.
An update that fixes two vulnerabilities is now available

Summary

This update for sudo fixes the following issues: - A Heap-based buffer overflow in sudo could be exploited to allow a user to gain root privileges [bsc#1181090,CVE-2021-3156] - 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: - SUSE OpenStack Cloud 7: zypper in -t patch SUSE-OpenStack-Cloud-7-2021-232=1 - SUSE Linux Enterprise Server for SAP 12-SP2: zypper in -t patch SUSE-SLE-SAP-12-SP2-2021-232=1 - SUSE Linux Enterprise Server 12-SP2-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-SP2-2021-232=1

Topics%20covered

Topics Covered

security advisory buffer overflow important sudo race condition SUSE Linux patch instructions

References

#1180684 #1181090

Cross- 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

https://www.suse.com/security/cve/CVE-2021-23239.html

https://www.suse.com/security/cve/CVE-2021-3156.html

https://bugzilla.suse.com/1180684

https://bugzilla.suse.com/1181090

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2021:0232-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow important sudo race condition SUSE Linux patch instructions

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