Operating System:

[SUSE]

Published:

30 January 2017

Protect yourself against future threats.

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

                               ESB-2017.0263
             SUSE Security Update: Security update for gnutls
                              30 January 2017

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

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

Product:          gnutls
Publisher:        SUSE
Operating System: SUSE
Impact/Access:    Denial of Service -- Remote/Unauthenticated
Resolution:       Patch/Upgrade
CVE Names:        CVE-2017-5337 CVE-2017-5336 CVE-2017-5335
                  CVE-2016-8610  

Reference:        ESB-2017.0254
                  ESB-2017.0207
                  ESB-2017.0187
                  ESB-2017.0142
                  ESB-2017.0134

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   SUSE Security Update: Security update for gnutls
______________________________________________________________________________

Announcement ID:    SUSE-SU-2017:0304-1
Rating:             important
References:         #1005879 #1018832 #961491 
Cross-References:   CVE-2016-8610 CVE-2017-5335 CVE-2017-5336
                    CVE-2017-5337
Affected Products:
                    SUSE Linux Enterprise Software Development Kit 11-SP4
                    SUSE Linux Enterprise Server 11-SP4
                    SUSE Linux Enterprise High Availability Extension 11-SP4
                    SUSE Linux Enterprise Debuginfo 11-SP4
______________________________________________________________________________

   An update that fixes four vulnerabilities is now available.

Description:


   This update for gnutls fixes the following issues:

   - Malformed asn1 definitions could cause a segmentation fault in the asn1
     definition parser (bsc#961491).
   - CVE-2016-8610: Remote denial of service in SSL alert handling
     (bsc#1005879).
   - CVE-2017-5335: Decoding a specially crafted OpenPGP certificate could
     have lead to heap and stack overflows (bsc#1018832).
   - CVE-2017-5336: Decoding a specially crafted OpenPGP certificate could
     have lead to heap and stack overflows (bsc#1018832).
   - CVE-2017-5337: Decoding a specially crafted OpenPGP certificate could
     have lead to heap and stack overflows (bsc#1018832).


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 Software Development Kit 11-SP4:

      zypper in -t patch sdksp4-gnutls-12957=1

   - SUSE Linux Enterprise Server 11-SP4:

      zypper in -t patch slessp4-gnutls-12957=1

   - SUSE Linux Enterprise High Availability Extension 11-SP4:

      zypper in -t patch slehasp4-gnutls-12957=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-gnutls-12957=1

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


Package List:

   - SUSE Linux Enterprise Software Development Kit 11-SP4 (i586 ia64 ppc64 s390x x86_64):

      libgnutls-devel-2.4.1-24.39.67.1
      libgnutls-extra-devel-2.4.1-24.39.67.1
      libgnutls-extra26-2.4.1-24.39.67.1

   - SUSE Linux Enterprise Server 11-SP4 (i586 ia64 ppc64 s390x x86_64):

      gnutls-2.4.1-24.39.67.1
      libgnutls-extra26-2.4.1-24.39.67.1
      libgnutls26-2.4.1-24.39.67.1

   - SUSE Linux Enterprise Server 11-SP4 (ppc64 s390x x86_64):

      libgnutls26-32bit-2.4.1-24.39.67.1

   - SUSE Linux Enterprise Server 11-SP4 (ia64):

      libgnutls26-x86-2.4.1-24.39.67.1

   - SUSE Linux Enterprise High Availability Extension 11-SP4 (i586 ia64 ppc64 s390x x86_64):

      libgnutls-extra26-2.4.1-24.39.67.1

   - SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ia64 ppc64 s390x x86_64):

      gnutls-debuginfo-2.4.1-24.39.67.1
      gnutls-debugsource-2.4.1-24.39.67.1


References:

   https://www.suse.com/security/cve/CVE-2016-8610.html
   https://www.suse.com/security/cve/CVE-2017-5335.html
   https://www.suse.com/security/cve/CVE-2017-5336.html
   https://www.suse.com/security/cve/CVE-2017-5337.html
   https://bugzilla.suse.com/1005879
   https://bugzilla.suse.com/1018832
   https://bugzilla.suse.com/961491

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