ESB-2018.1348 - [SUSE] corosync: Execute arbitrary code/commands - Remote/unauthenticated 2018-05-03

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

                               ESB-2018.1348
                       Security update for corosync
                                3 May 2018

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

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

Product:           corosync
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-1084  

Reference:         ESB-2018.1181
                   ESB-2018.1178

Original Bulletin: 
   https://lists.opensuse.org/opensuse-security-announce/2018-05/msg00000.html

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

   SUSE Security Update: Security update for corosync
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:1121-1
Rating:             important
References:         #1066585 #1083561 #1089346 
Cross-References:   CVE-2018-1084
Affected Products:
                    SUSE Linux Enterprise Software Development Kit 12-SP3
                    SUSE Linux Enterprise High Availability 12-SP3
______________________________________________________________________________

   An update that solves one vulnerability and has two fixes
   is now available.

Description:

   This update for corosync fixes the following issue:
   - CVE-2018-1084: Integer overflow in totemcrypto:authenticate_nss_2_3()
     could lead to command execution (bsc#1089346)
   - Providing an empty uid or gid results in coroparse adding uid 0.
     (bsc#1066585)
   - Fix a problem with configuration file incompatibilities that was causing
     corosync to not work after upgrading from SLE-11-SP4-HA to SLE-12/15-HA.
     (bsc#1083561)


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-SP3:

      zypper in -t patch SUSE-SLE-SDK-12-SP3-2018-771=1

   - SUSE Linux Enterprise High Availability 12-SP3:

      zypper in -t patch SUSE-SLE-HA-12-SP3-2018-771=1



Package List:

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

      corosync-debuginfo-2.3.6-9.13.1
      corosync-debugsource-2.3.6-9.13.1
      libcorosync-devel-2.3.6-9.13.1

   - SUSE Linux Enterprise High Availability 12-SP3 (ppc64le s390x x86_64):

      corosync-2.3.6-9.13.1
      corosync-debuginfo-2.3.6-9.13.1
      corosync-debugsource-2.3.6-9.13.1
      libcorosync4-2.3.6-9.13.1
      libcorosync4-debuginfo-2.3.6-9.13.1


References:

   https://www.suse.com/security/cve/CVE-2018-1084.html
   https://bugzilla.suse.com/1066585
   https://bugzilla.suse.com/1083561
   https://bugzilla.suse.com/1089346

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