SUSE Security Update: Security update for samba
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Announcement ID:    SUSE-SU-2021:1442-1
Rating:             important
References:         #1184677 
Cross-References:   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
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   An update that fixes one vulnerability is now available.

Description:

   This update for samba fixes the following issues:

   - CVE-2021-20254: Fixed a buffer overrun in sids_to_unixids()
     (bsc#1184677).


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-2021-1442=1

   - SUSE Linux Enterprise Server 12-SP2-LTSS-ERICSSON:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-LTSS-ERICSSON-2021-1442=1

   - SUSE Linux Enterprise Server 12-SP2-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-1442=1



Package List:

   - SUSE Linux Enterprise Server 12-SP2-LTSS-SAP (x86_64):

      libdcerpc-atsvc0-4.2.4-28.39.1
      libdcerpc-atsvc0-debuginfo-4.2.4-28.39.1

   - SUSE Linux Enterprise Server 12-SP2-LTSS-ERICSSON (x86_64):

      libdcerpc-atsvc0-4.2.4-28.39.1
      libdcerpc-atsvc0-debuginfo-4.2.4-28.39.1

   - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):

      libdcerpc-atsvc0-4.2.4-28.39.1
      libdcerpc-atsvc0-debuginfo-4.2.4-28.39.1


References:

   https://www.suse.com/security/cve/CVE-2021-20254.html
   https://bugzilla.suse.com/1184677