ESB-2018.3907 - [Win][UNIX/Linux][SUSE] openldap2: Denial of service - Remote/unauthenticated 2018-12-18

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.3907
                       Security update for openldap2
                             18 December 2018

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           openldap2
Publisher:         SUSE
Operating System:  SUSE
                   UNIX variants (UNIX, Linux, OSX)
                   Windows
Impact/Access:     Denial of Service -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-17740  

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2018/suse-su-20184150-1/

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than SUSE. It is recommended that administrators 
         running openldap2 check for an updated version of the software for 
         their operating system.

- --------------------------BEGIN INCLUDED TEXT--------------------

   SUSE Security Update: Security update for openldap2
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:4150-1
Rating:             moderate
References:         #1073313
Cross-References:   CVE-2017-17740
Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12-SP4
                    SUSE Linux Enterprise Software Development Kit 12-SP3
                    SUSE Linux Enterprise Server 12-SP4
                    SUSE Linux Enterprise Server 12-SP3
                    SUSE Linux Enterprise Desktop 12-SP4
                    SUSE Linux Enterprise Desktop 12-SP3
                    SUSE CaaS Platform ALL
                    SUSE CaaS Platform 3.0
                    OpenStack Cloud Magnum Orchestration 7
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for openldap2 fixes the following issues:

   Security issue fixed:

   - CVE-2017-17740: When both the nops module and the memberof overlay are
     enabled, attempts to free a buffer that was allocated on the stack,
     which allows remote attackers to cause a denial of service (slapd crash)
     via a member MODDN operation.  (bsc#1073313)


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 Software Development Kit 12-SP4:

      zypper in -t patch SUSE-SLE-SDK-12-SP4-2018-2947=1

   - SUSE Linux Enterprise Software Development Kit 12-SP3:

      zypper in -t patch SUSE-SLE-SDK-12-SP3-2018-2947=1

   - SUSE Linux Enterprise Server 12-SP4:

      zypper in -t patch SUSE-SLE-SERVER-12-SP4-2018-2947=1

   - SUSE Linux Enterprise Server 12-SP3:

      zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-2947=1

   - SUSE Linux Enterprise Desktop 12-SP4:

      zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2018-2947=1

   - SUSE Linux Enterprise Desktop 12-SP3:

      zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-2947=1

   - SUSE CaaS Platform ALL:

      To install this update, use the SUSE CaaS Platform Velum dashboard.
      It will inform you if it detects new updates and let you then trigger
      updating of the complete cluster in a controlled way.

   - SUSE CaaS Platform 3.0:

      To install this update, use the SUSE CaaS Platform Velum dashboard.
      It will inform you if it detects new updates and let you then trigger
      updating of the complete cluster in a controlled way.

   - OpenStack Cloud Magnum Orchestration 7:

      zypper in -t patch SUSE-OpenStack-Cloud-Magnum-Orchestration-7-2018-2947=1



Package List:

   - SUSE Linux Enterprise Software Development Kit 12-SP4 (aarch64 ppc64le s390x x86_64):

      openldap2-back-perl-2.4.41-18.43.1
      openldap2-back-perl-debuginfo-2.4.41-18.43.1
      openldap2-debuginfo-2.4.41-18.43.1
      openldap2-debugsource-2.4.41-18.43.1
      openldap2-devel-2.4.41-18.43.1
      openldap2-devel-static-2.4.41-18.43.1

   - SUSE Linux Enterprise Software Development Kit 12-SP3 (aarch64 ppc64le s390x x86_64):

      openldap2-back-perl-2.4.41-18.43.1
      openldap2-back-perl-debuginfo-2.4.41-18.43.1
      openldap2-debuginfo-2.4.41-18.43.1
      openldap2-debugsource-2.4.41-18.43.1
      openldap2-devel-2.4.41-18.43.1
      openldap2-devel-static-2.4.41-18.43.1

   - SUSE Linux Enterprise Server 12-SP4 (aarch64 ppc64le s390x x86_64):

      libldap-2_4-2-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-2.4.41-18.43.1
      openldap2-2.4.41-18.43.1
      openldap2-back-meta-2.4.41-18.43.1
      openldap2-back-meta-debuginfo-2.4.41-18.43.1
      openldap2-client-2.4.41-18.43.1
      openldap2-client-debuginfo-2.4.41-18.43.1
      openldap2-debuginfo-2.4.41-18.43.1
      openldap2-debugsource-2.4.41-18.43.1

   - SUSE Linux Enterprise Server 12-SP4 (s390x x86_64):

      libldap-2_4-2-32bit-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-32bit-2.4.41-18.43.1

   - SUSE Linux Enterprise Server 12-SP3 (aarch64 ppc64le s390x x86_64):

      libldap-2_4-2-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-2.4.41-18.43.1
      openldap2-2.4.41-18.43.1
      openldap2-back-meta-2.4.41-18.43.1
      openldap2-back-meta-debuginfo-2.4.41-18.43.1
      openldap2-client-2.4.41-18.43.1
      openldap2-client-debuginfo-2.4.41-18.43.1
      openldap2-debuginfo-2.4.41-18.43.1
      openldap2-debugsource-2.4.41-18.43.1

   - SUSE Linux Enterprise Server 12-SP3 (s390x x86_64):

      libldap-2_4-2-32bit-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-32bit-2.4.41-18.43.1

   - SUSE Linux Enterprise Desktop 12-SP4 (x86_64):

      libldap-2_4-2-2.4.41-18.43.1
      libldap-2_4-2-32bit-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-32bit-2.4.41-18.43.1
      openldap2-client-2.4.41-18.43.1
      openldap2-client-debuginfo-2.4.41-18.43.1
      openldap2-debuginfo-2.4.41-18.43.1
      openldap2-debugsource-2.4.41-18.43.1

   - SUSE Linux Enterprise Desktop 12-SP3 (x86_64):

      libldap-2_4-2-2.4.41-18.43.1
      libldap-2_4-2-32bit-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-32bit-2.4.41-18.43.1
      openldap2-client-2.4.41-18.43.1
      openldap2-client-debuginfo-2.4.41-18.43.1
      openldap2-debuginfo-2.4.41-18.43.1
      openldap2-debugsource-2.4.41-18.43.1

   - SUSE CaaS Platform ALL (x86_64):

      libldap-2_4-2-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-2.4.41-18.43.1
      openldap2-debuginfo-2.4.41-18.43.1
      openldap2-debugsource-2.4.41-18.43.1

   - SUSE CaaS Platform 3.0 (x86_64):

      libldap-2_4-2-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-2.4.41-18.43.1
      openldap2-debuginfo-2.4.41-18.43.1
      openldap2-debugsource-2.4.41-18.43.1

   - OpenStack Cloud Magnum Orchestration 7 (x86_64):

      libldap-2_4-2-2.4.41-18.43.1
      libldap-2_4-2-debuginfo-2.4.41-18.43.1
      openldap2-debuginfo-2.4.41-18.43.1
      openldap2-debugsource-2.4.41-18.43.1


References:

   https://www.suse.com/security/cve/CVE-2017-17740.html
   https://bugzilla.suse.com/1073313

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