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SUSE Linux 12-SP2: 2021:1439-1 Important Samba Buffer Overrun

suse
Calendar Grey April 29, 2021
Scroller Suse
Essential SUSE Security Revision tackles a samba buffer overflow concern to improve resilience.
An update that solves one vulnerability and has one errata is now available

Summary

This update for samba fixes the following issues: - CVE-2021-20254: Fixed a buffer overrun in sids_to_unixids() (bsc#1184677). - Adjust smbcacls '--propagate-inheritance' feature to align with upstream (bsc#1178469). 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 Linux Enterprise Server 12-SP2-LTSS-SAP: zypper in -t patch SUSE-SLE-SERVER-12-SP2-LTSS-SAP-2021-1439=1 - SUSE Linux Enterprise Server 12-SP2-LTSS-ERICSSON: zypper in -t patch SUSE-SLE-SERVER-12-SP2-LTSS-ERICSSON-2021-1439=1 - SUSE Linux Enterprise Server 12-SP2-BCL: zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-1439=1 Package List:

Topics%20covered

Topics Covered

security advisory update buffer overrun samba suse important patch patch instructions

References

#1178469 #1184677

Cross- CVE-2021-20254

CVSS scores:

CVE-2021-20254 (SUSE): 7.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L

Affected Products:

SUSE Linux Enterprise Server 12-SP2-LTSS-SAP

SUSE Linux Enterprise Server 12-SP2-LTSS-ERICSSON

SUSE Linux Enterprise Server 12-SP2-BCL

https://www.suse.com/security/cve/CVE-2021-20254.html

https://bugzilla.suse.com/1178469

https://bugzilla.suse.com/1184677

Severity
important
Lowest
Low
Medium
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Critical

Announcement ID: SUSE-SU-2021:1439-1
Rating: important

Topics%20covered

Topics Covered

security advisory update buffer overrun samba suse important patch patch instructions

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