SUSE Security Update: Security update for gnutls
______________________________________________________________________________

Announcement ID:    SUSE-SU-2019:1121-1
Rating:             important
References:         #1118087 #1130681 #1130682 
Cross-References:   CVE-2018-16868 CVE-2019-3829 CVE-2019-3836
                   
Affected Products:
                    SUSE Linux Enterprise Module for Open Buildservice
 Development Tools 15
                    SUSE Linux Enterprise Module for Desktop Applications 15
                    SUSE Linux Enterprise Module for Basesystem 15
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   An update that fixes three vulnerabilities is now available.

Description:

   This update for gnutls fixes to version 3.6.7 the following issues:

   Security issued fixed:

   - CVE-2019-3836: Fixed an invalid pointer access via malformed TLS1.3
     async messages (bsc#1130682).
   - CVE-2019-3829: Fixed a double free vulnerability in the certificate
     verification API (bsc#1130681).
   - CVE-2018-16868: Fixed Bleichenbacher-like side channel leakage in PKCS#1
     v1.5 verification and padding oracle verification (bsc#1118087)

   Non-security issue fixed:

   - Update gnutls to support TLS 1.3 (fate#327114)


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 Module for Open Buildservice Development Tools 15:

      zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2019-1121=1

   - SUSE Linux Enterprise Module for Desktop Applications 15:

      zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-2019-1121=1

   - SUSE Linux Enterprise Module for Basesystem 15:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-2019-1121=1



Package List:

   - SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
 (aarch64 ppc64le s390x x86_64):

      gnutls-debuginfo-3.6.7-6.8.1
      gnutls-debugsource-3.6.7-6.8.1
      gnutls-guile-3.6.7-6.8.1
      gnutls-guile-debuginfo-3.6.7-6.8.1

   - SUSE Linux Enterprise Module for Desktop Applications 15 (x86_64):

      gnutls-debugsource-3.6.7-6.8.1
      libgnutls30-32bit-3.6.7-6.8.1
      libgnutls30-32bit-debuginfo-3.6.7-6.8.1

   - SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x
 x86_64):

      gnutls-3.6.7-6.8.1
      gnutls-debuginfo-3.6.7-6.8.1
      gnutls-debugsource-3.6.7-6.8.1
      libgnutls-devel-3.6.7-6.8.1
      libgnutls30-3.6.7-6.8.1
      libgnutls30-debuginfo-3.6.7-6.8.1
      libgnutlsxx-devel-3.6.7-6.8.1
      libgnutlsxx28-3.6.7-6.8.1
      libgnutlsxx28-debuginfo-3.6.7-6.8.1

   - SUSE Linux Enterprise Module for Basesystem 15 (x86_64):

      libgnutls30-32bit-3.6.7-6.8.1
      libgnutls30-32bit-debuginfo-3.6.7-6.8.1


References:

   https://www.suse.com/security/cve/CVE-2018-16868.html
   https://www.suse.com/security/cve/CVE-2019-3829.html
   https://www.suse.com/security/cve/CVE-2019-3836.html
   https://bugzilla.suse.com/1118087
   https://bugzilla.suse.com/1130681
   https://bugzilla.suse.com/1130682

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