ESB-2017.1545 - [SUSE] openvpn: Multiple vulnerabilities 2017-06-21

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

                               ESB-2017.1545
             SUSE Security Update: Security update for openvpn
                               21 June 2017

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

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

Product:          openvpn
Publisher:        SUSE
Operating System: SUSE
Impact/Access:    Denial of Service -- Remote/Unauthenticated
                  Reduced Security  -- Remote/Unauthenticated
Resolution:       Patch/Upgrade
CVE Names:        CVE-2017-7479 CVE-2017-7478 CVE-2016-6329

Reference:        ASB-2016.0098
                  ESB-2017.1214
                  ESB-2016.2898
                  ESB-2016.2379

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   SUSE Security Update: Security update for openvpn
______________________________________________________________________________

Announcement ID:    SUSE-SU-2017:1622-1
Rating:             important
References:         #1038709 #1038711 #1038713 #995374 
Cross-References:   CVE-2016-6329 CVE-2017-7478 CVE-2017-7479
                   
Affected Products:
                    SUSE Linux Enterprise Server for Raspberry Pi 12-SP2
                    SUSE Linux Enterprise Server 12-SP2
                    SUSE Linux Enterprise Desktop 12-SP2
______________________________________________________________________________

   An update that solves three vulnerabilities and has one
   errata is now available.

Description:

   This update for openvpn fixes the following issues:

   - CVE-2016-6329: Show which ciphers should no longer be used in openvpn
     --show-ciphers (bsc#995374)
   - CVE-2017-7478: openvpn: Authenticated user can DoS server by using a big
     payload in P_CONTROL (bsc#1038709)
   - CVE-2017-7479: openvpn: Denial of Service due to Exhaustion of Packet-ID
     counter (bsc#1038711)
   - Hardening measures found by internal audit (bsc#1038713)


Patch Instructions:

   To install this SUSE Security Update use YaST online_update.
   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Server for Raspberry Pi 12-SP2:

      zypper in -t patch SUSE-SLE-RPI-12-SP2-2017-998=1

   - SUSE Linux Enterprise Server 12-SP2:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-998=1

   - SUSE Linux Enterprise Desktop 12-SP2:

      zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-998=1

   To bring your system up-to-date, use "zypper patch".


Package List:

   - SUSE Linux Enterprise Server for Raspberry Pi 12-SP2 (aarch64):

      openvpn-2.3.8-16.14.1
      openvpn-auth-pam-plugin-2.3.8-16.14.1
      openvpn-auth-pam-plugin-debuginfo-2.3.8-16.14.1
      openvpn-debuginfo-2.3.8-16.14.1
      openvpn-debugsource-2.3.8-16.14.1

   - SUSE Linux Enterprise Server 12-SP2 (aarch64 ppc64le x86_64):

      openvpn-2.3.8-16.14.1
      openvpn-auth-pam-plugin-2.3.8-16.14.1
      openvpn-auth-pam-plugin-debuginfo-2.3.8-16.14.1
      openvpn-debuginfo-2.3.8-16.14.1
      openvpn-debugsource-2.3.8-16.14.1

   - SUSE Linux Enterprise Desktop 12-SP2 (x86_64):

      openvpn-2.3.8-16.14.1
      openvpn-debuginfo-2.3.8-16.14.1
      openvpn-debugsource-2.3.8-16.14.1


References:

   https://www.suse.com/security/cve/CVE-2016-6329.html
   https://www.suse.com/security/cve/CVE-2017-7478.html
   https://www.suse.com/security/cve/CVE-2017-7479.html
   https://bugzilla.suse.com/1038709
   https://bugzilla.suse.com/1038711
   https://bugzilla.suse.com/1038713
   https://bugzilla.suse.com/995374

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