ESB-2018.2943 - [SUSE] xorg-x11-libX11 and libX11: Multiple vulnerabilities 2018-10-01

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

                               ESB-2018.2943
         SUSE Security Update: Security update for xorg-x11-libX11
                              1 October 2018

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

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

Product:           xorg-x11-libX11
                   libX11
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-14600 CVE-2018-14599 CVE-2018-14598

Reference:         ESB-2018.2582
                   ESB-2018.2562

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2018/suse-su-20182934-1/
   https://www.suse.com/support/update/announcement/2018/suse-su-20182955-1/

Comment: This bulletin contains two (2) SUSE security advisories.

- --------------------------BEGIN INCLUDED TEXT--------------------

   SUSE Security Update: Security update for xorg-x11-libX11
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:2934-1
Rating:             moderate
References:         #1102062 #1102068 #1102073 
Cross-References:   CVE-2018-14598 CVE-2018-14599 CVE-2018-14600
                   
Affected Products:
                    SUSE Linux Enterprise Software Development Kit 11-SP4
                    SUSE Linux Enterprise Server 11-SP4
                    SUSE Linux Enterprise Server 11-SP3-LTSS
                    SUSE Linux Enterprise Point of Sale 11-SP3
                    SUSE Linux Enterprise Debuginfo 11-SP4
                    SUSE Linux Enterprise Debuginfo 11-SP3
______________________________________________________________________________

   An update that fixes three vulnerabilities is now available.

Description:

   This update for xorg-x11-libX11 fixes the following issues:

   - CVE-2018-14599: The function XListExtensions was vulnerable to an
     off-by-one error caused by malicious server responses, leading to DoS or
     possibly unspecified other impact (bsc#1102062)
   - CVE-2018-14600: The function XListExtensions interpreted a variable as
     signed instead of unsigned, resulting in an out-of-bounds write (of up
     to 128 bytes), leading to DoS or remote code execution (bsc#1102068)
   - CVE-2018-14598: A malicious server could have sent a reply in which the
     first string overflows, causing a variable to be set to NULL that will
     be freed later
     on, leading to DoS (segmentation fault) (bsc#1102073)


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 Software Development Kit 11-SP4:

      zypper in -t patch sdksp4-xorg-x11-libX11-13801=1

   - SUSE Linux Enterprise Server 11-SP4:

      zypper in -t patch slessp4-xorg-x11-libX11-13801=1

   - SUSE Linux Enterprise Server 11-SP3-LTSS:

      zypper in -t patch slessp3-xorg-x11-libX11-13801=1

   - SUSE Linux Enterprise Point of Sale 11-SP3:

      zypper in -t patch sleposp3-xorg-x11-libX11-13801=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-xorg-x11-libX11-13801=1

   - SUSE Linux Enterprise Debuginfo 11-SP3:

      zypper in -t patch dbgsp3-xorg-x11-libX11-13801=1



Package List:

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

      xorg-x11-libX11-devel-7.4-5.11.72.9.1

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

      xorg-x11-libX11-devel-32bit-7.4-5.11.72.9.1

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

      xorg-x11-libX11-7.4-5.11.72.9.1

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

      xorg-x11-libX11-32bit-7.4-5.11.72.9.1

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

      xorg-x11-libX11-x86-7.4-5.11.72.9.1

   - SUSE Linux Enterprise Server 11-SP3-LTSS (i586 s390x x86_64):

      xorg-x11-libX11-7.4-5.11.72.9.1

   - SUSE Linux Enterprise Server 11-SP3-LTSS (s390x x86_64):

      xorg-x11-libX11-32bit-7.4-5.11.72.9.1

   - SUSE Linux Enterprise Point of Sale 11-SP3 (i586):

      xorg-x11-libX11-7.4-5.11.72.9.1

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

      xorg-x11-libX11-debuginfo-7.4-5.11.72.9.1
      xorg-x11-libX11-debugsource-7.4-5.11.72.9.1

   - SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):

      xorg-x11-libX11-debuginfo-7.4-5.11.72.9.1
      xorg-x11-libX11-debugsource-7.4-5.11.72.9.1


References:

   https://www.suse.com/security/cve/CVE-2018-14598.html
   https://www.suse.com/security/cve/CVE-2018-14599.html
   https://www.suse.com/security/cve/CVE-2018-14600.html
   https://bugzilla.suse.com/1102062
   https://bugzilla.suse.com/1102068
   https://bugzilla.suse.com/1102073

- ---

   SUSE Security Update: Security update for libX11
______________________________________________________________________________

Announcement ID:    SUSE-SU-2018:2955-1
Rating:             moderate
References:         #1102062 #1102068 #1102073 
Cross-References:   CVE-2018-14598 CVE-2018-14599 CVE-2018-14600
                   
Affected Products:
                    SUSE Linux Enterprise Module for Basesystem 15
______________________________________________________________________________

   An update that fixes three vulnerabilities is now available.

Description:

   This update for libX11 fixes the following security issues:

   - CVE-2018-14599: The function XListExtensions was vulnerable to an
     off-by-one error caused by malicious server responses, leading to DoS or
     possibly unspecified other impact (bsc#1102062)
   - CVE-2018-14600: The function XListExtensions interpreted a variable as
     signed instead of unsigned, resulting in an out-of-bounds write (of up
     to 128 bytes), leading to DoS or remote code execution (bsc#1102068)
   - CVE-2018-14598: A malicious server could have sent a reply in which the
     first string overflows, causing a variable to be set to NULL that will
     be freed later
     on, leading to DoS (segmentation fault) (bsc#1102073)

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 Basesystem 15:

      zypper in -t patch SUSE-SLE-Module-Basesystem-15-2018-2082=1

Package List:

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

      libX11-6-1.6.5-3.3.1
      libX11-6-debuginfo-1.6.5-3.3.1
      libX11-debugsource-1.6.5-3.3.1
      libX11-devel-1.6.5-3.3.1
      libX11-xcb1-1.6.5-3.3.1
      libX11-xcb1-debuginfo-1.6.5-3.3.1

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

      libX11-data-1.6.5-3.3.1

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

      libX11-6-32bit-1.6.5-3.3.1
      libX11-6-32bit-debuginfo-1.6.5-3.3.1
      libX11-xcb1-32bit-1.6.5-3.3.1
      libX11-xcb1-32bit-debuginfo-1.6.5-3.3.1

References:

   https://www.suse.com/security/cve/CVE-2018-14598.html
   https://www.suse.com/security/cve/CVE-2018-14599.html
   https://www.suse.com/security/cve/CVE-2018-14600.html
   https://bugzilla.suse.com/1102062
   https://bugzilla.suse.com/1102068
   https://bugzilla.suse.com/1102073

- --------------------------END INCLUDED TEXT--------------------

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