SUSE-SU-2019:14031-1: important: Security update for libssh2_org

[sle-security-updates at lists.suse.com]

   SUSE Security Update: Security update for libssh2_org
______________________________________________________________________________

Announcement ID:    SUSE-SU-2019:14031-1
Rating:             important
References:         #1091236 #1130103 #1133528 
Cross-References:   CVE-2019-3859
Affected Products:
                    SUSE Linux Enterprise Server 11-SP4-LTSS
                    SUSE Linux Enterprise Debuginfo 11-SP4
______________________________________________________________________________

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

Description:

   This update for libssh2_org fixes the following issues:

   - Incorrect upstream fix for CVE-2019-3859 broke public key authentication
     [bsc#1133528, bsc#1130103]

   - Store but don't use keys of unsupported types in the known_hosts file
     [bsc#1091236]


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 Server 11-SP4-LTSS:

      zypper in -t patch slessp4-libssh2_org-14031=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-libssh2_org-14031=1



Package List:

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

      libssh2-1-1.4.3-17.6.1

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

      libssh2_org-debuginfo-1.4.3-17.6.1
      libssh2_org-debugsource-1.4.3-17.6.1


References:

   https://www.suse.com/security/cve/CVE-2019-3859.html
   https://bugzilla.suse.com/1091236
   https://bugzilla.suse.com/1130103
   https://bugzilla.suse.com/1133528