Operating System:

[SUSE]

Published:

15 April 2019

Protect yourself against future threats.

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

                               ESB-2019.1270
              SUSE-SU-2019:0941-1 Security update for openssh
                               15 April 2019

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

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

Product:           openssh
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Overwrite Arbitrary Files      -- Remote with User Interaction
                   Provide Misleading Information -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-6111 CVE-2019-6109 

Reference:         ESB-2019.1255
                   ESB-2019.0410.3
                   ESB-2019.0399.2
                   ESB-2019.0164.2

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2019/suse-su-20190941-1.html

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SUSE Security Update: Security update for openssh

______________________________________________________________________________

Announcement ID:   SUSE-SU-2019:0941-1
Rating:            moderate
References:        #1090671 #1115550 #1119183 #1121816 #1121821
Cross-References:  CVE-2019-6109 CVE-2019-6111
Affected Products:
                   SUSE Linux Enterprise Server for SAP 12-SP1
                   SUSE Linux Enterprise Server 12-SP1-LTSS
                   SUSE Linux Enterprise Server 12-LTSS
______________________________________________________________________________

An update that solves two vulnerabilities and has three fixes is now available.

Description:

This update for openssh fixes the following issues:
Security vulnerabilities addressed:

  o CVE-2019-6109: Fixed an character encoding issue in the progress display of
    the scp client that could be used to manipulate client output, allowing for
    spoofing during file transfers (bsc#1121816).
  o CVE-2019-6111: Properly validate object names received by the scp client to
    prevent arbitrary file overwrites when interacting with a malicious SSH
    server (bsc#1121821).


Other issues fixed:

  o Fixed two race conditions in sshd relating to SIGHUP (bsc#1119183).
  o Returned proper reason for port forwarding failures (bsc#1090671).
  o Fixed SSHD termination of multichannel sessions with non-root users (bsc#
    1115550).

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:

  o SUSE Linux Enterprise Server for SAP 12-SP1:
    zypper in -t patch SUSE-SLE-SAP-12-SP1-2019-941=1
  o SUSE Linux Enterprise Server 12-SP1-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP1-2019-941=1
  o SUSE Linux Enterprise Server 12-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-2019-941=1

Package List:

  o SUSE Linux Enterprise Server for SAP 12-SP1 (x86_64):
       openssh-6.6p1-54.32.1
       openssh-askpass-gnome-6.6p1-54.32.1
       openssh-askpass-gnome-debuginfo-6.6p1-54.32.1
       openssh-debuginfo-6.6p1-54.32.1
       openssh-debugsource-6.6p1-54.32.1
       openssh-fips-6.6p1-54.32.1
       openssh-helpers-6.6p1-54.32.1
       openssh-helpers-debuginfo-6.6p1-54.32.1
  o SUSE Linux Enterprise Server 12-SP1-LTSS (ppc64le s390x x86_64):
       openssh-6.6p1-54.32.1
       openssh-askpass-gnome-6.6p1-54.32.1
       openssh-askpass-gnome-debuginfo-6.6p1-54.32.1
       openssh-debuginfo-6.6p1-54.32.1
       openssh-debugsource-6.6p1-54.32.1
       openssh-fips-6.6p1-54.32.1
       openssh-helpers-6.6p1-54.32.1
       openssh-helpers-debuginfo-6.6p1-54.32.1
  o SUSE Linux Enterprise Server 12-LTSS (ppc64le s390x x86_64):
       openssh-6.6p1-54.32.1
       openssh-askpass-gnome-6.6p1-54.32.1
       openssh-askpass-gnome-debuginfo-6.6p1-54.32.1
       openssh-debuginfo-6.6p1-54.32.1
       openssh-debugsource-6.6p1-54.32.1
       openssh-fips-6.6p1-54.32.1
       openssh-helpers-6.6p1-54.32.1
       openssh-helpers-debuginfo-6.6p1-54.32.1


References:

  o https://www.suse.com/security/cve/CVE-2019-6109.html
  o https://www.suse.com/security/cve/CVE-2019-6111.html
  o https://bugzilla.suse.com/1090671
  o https://bugzilla.suse.com/1115550
  o https://bugzilla.suse.com/1119183
  o https://bugzilla.suse.com/1121816
  o https://bugzilla.suse.com/1121821

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