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SUSE 11-SP4-LTSS: 2021:14709-1 Important Samba Buffer Overflow Fix

suse
Calendar Grey April 29, 2021
Scroller Suse
Crucial SUSE release for Samba resolves critical memory overflow vulnerabilities and includes comprehensive guidance for users on how to apply the updates.
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 11-SP4-LTSS: zypper in -t patch slessp4-samba-14709=1 - SUSE Linux Enterprise Point of Sale 11-SP3: zypper in -t patch sleposp3-samba-14709=1 - SUSE Linux Enterprise Debuginfo 11-SP4: zypper in -t patch dbgsp4-samba-14709=1 - SUSE Linux Enterprise Debuginfo 11-SP3: zypper in -t patch dbgsp3-samba-14709=1 Package List:

Topics%20covered

Topics Covered

security advisory buffer overflow samba important SUSE Linux Enterprise patch instructions SUSE Security Update

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 11-SP4-LTSS

SUSE Linux Enterprise Point of Sale 11-SP3

SUSE Linux Enterprise Debuginfo 11-SP4

SUSE Linux Enterprise Debuginfo 11-SP3

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
High
Critical

Announcement ID: SUSE-SU-2021:14709-1
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow samba important SUSE Linux Enterprise patch instructions SUSE Security Update

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