SUSE Security Update: Security update for LibVNCServer
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:2167-1
Rating:             important
References:         #1173477 #1173691 #1173694 #1173700 #1173701 
                    #1173743 #1173874 #1173875 #1173876 #1173880 
                    
Cross-References:   CVE-2017-18922 CVE-2018-21247 CVE-2019-20839
                    CVE-2019-20840 CVE-2020-14397 CVE-2020-14398
                    CVE-2020-14399 CVE-2020-14400 CVE-2020-14401
                    CVE-2020-14402 CVE-2020-14403 CVE-2020-14404
                   
Affected Products:
                    SUSE OpenStack Cloud Crowbar 9
                    SUSE OpenStack Cloud Crowbar 8
                    SUSE OpenStack Cloud 9
                    SUSE OpenStack Cloud 8
                    SUSE OpenStack Cloud 7
                    SUSE Linux Enterprise Software Development Kit 12-SP5
                    SUSE Linux Enterprise Server for SAP 12-SP4
                    SUSE Linux Enterprise Server for SAP 12-SP3
                    SUSE Linux Enterprise Server for SAP 12-SP2
                    SUSE Linux Enterprise Server 12-SP5
                    SUSE Linux Enterprise Server 12-SP4-LTSS
                    SUSE Linux Enterprise Server 12-SP3-LTSS
                    SUSE Linux Enterprise Server 12-SP3-BCL
                    SUSE Linux Enterprise Server 12-SP2-LTSS
                    SUSE Linux Enterprise Server 12-SP2-BCL
                    SUSE Enterprise Storage 5
                    HPE Helion Openstack 8
______________________________________________________________________________

   An update that fixes 12 vulnerabilities is now available.

Description:

   This update for LibVNCServer fixes the following issues:

   - security update fix CVE-2018-21247 [bsc#1173874], uninitialized memory
     contents are vulnerable to Information leak fix CVE-2019-20839
     [bsc#1173875], buffer overflow in ConnectClientToUnixSock() fix
     CVE-2019-20840 [bsc#1173876], unaligned accesses in hybiReadAndDecode
     can lead to denial of service fix CVE-2020-14398 [bsc#1173880],
     improperly closed TCP connection causes an infinite loop in
     libvncclient/sockets.c fix CVE-2020-14397 [bsc#1173700], NULL pointer
     dereference in libvncserver/rfbregion.c fix CVE-2020-14399
     [bsc#1173743], Byte-aligned data is accessed through uint32_t pointers     in libvncclient/rfbproto.c. fix CVE-2020-14400 [bsc#1173691],
     Byte-aligned data is accessed through uint16_t pointers in
     libvncserver/translate.c. fix CVE-2020-14401 [bsc#1173694], potential
     integer overflows in libvncserver/scale.c fix CVE-2020-14402
     [bsc#1173701], out-of-bounds access via encodings. fix CVE-2020-14403
     [bsc#1173701], out-of-bounds access via encodings. fix CVE-2020-14404
     [bsc#1173701], out-of-bounds access via encodings. fix CVE-2017-18922
     [bsc#1173477], preauth buffer overwrite


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 OpenStack Cloud Crowbar 9:

      zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2020-2167=1

   - SUSE OpenStack Cloud Crowbar 8:

      zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2020-2167=1

   - SUSE OpenStack Cloud 9:

      zypper in -t patch SUSE-OpenStack-Cloud-9-2020-2167=1

   - SUSE OpenStack Cloud 8:

      zypper in -t patch SUSE-OpenStack-Cloud-8-2020-2167=1

   - SUSE OpenStack Cloud 7:

      zypper in -t patch SUSE-OpenStack-Cloud-7-2020-2167=1

   - SUSE Linux Enterprise Software Development Kit 12-SP5:

      zypper in -t patch SUSE-SLE-SDK-12-SP5-2020-2167=1

   - SUSE Linux Enterprise Server for SAP 12-SP4:

      zypper in -t patch SUSE-SLE-SAP-12-SP4-2020-2167=1

   - SUSE Linux Enterprise Server for SAP 12-SP3:

      zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-2167=1

   - SUSE Linux Enterprise Server for SAP 12-SP2:

      zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-2167=1

   - SUSE Linux Enterprise Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-2167=1

   - SUSE Linux Enterprise Server 12-SP4-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP4-LTSS-2020-2167=1

   - SUSE Linux Enterprise Server 12-SP3-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-2167=1

   - SUSE Linux Enterprise Server 12-SP3-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2020-2167=1

   - SUSE Linux Enterprise Server 12-SP2-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-2167=1

   - SUSE Linux Enterprise Server 12-SP2-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2020-2167=1

   - SUSE Enterprise Storage 5:

      zypper in -t patch SUSE-Storage-5-2020-2167=1

   - HPE Helion Openstack 8:

      zypper in -t patch HPE-Helion-OpenStack-8-2020-2167=1



Package List:

   - SUSE OpenStack Cloud Crowbar 9 (x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE OpenStack Cloud Crowbar 8 (x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE OpenStack Cloud 9 (x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE OpenStack Cloud 8 (x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE OpenStack Cloud 7 (s390x x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le s390x x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      LibVNCServer-devel-0.9.9-17.31.1

   - SUSE Linux Enterprise Server for SAP 12-SP4 (ppc64le x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE Linux Enterprise Server for SAP 12-SP2 (ppc64le x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE Linux Enterprise Server 12-SP4-LTSS (aarch64 ppc64le s390x x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64 ppc64le s390x x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE Linux Enterprise Server 12-SP2-LTSS (ppc64le s390x x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - SUSE Enterprise Storage 5 (aarch64 x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1

   - HPE Helion Openstack 8 (x86_64):

      LibVNCServer-debugsource-0.9.9-17.31.1
      libvncclient0-0.9.9-17.31.1
      libvncclient0-debuginfo-0.9.9-17.31.1
      libvncserver0-0.9.9-17.31.1
      libvncserver0-debuginfo-0.9.9-17.31.1


References:

   https://www.suse.com/security/cve/CVE-2017-18922.html
   https://www.suse.com/security/cve/CVE-2018-21247.html
   https://www.suse.com/security/cve/CVE-2019-20839.html
   https://www.suse.com/security/cve/CVE-2019-20840.html
   https://www.suse.com/security/cve/CVE-2020-14397.html
   https://www.suse.com/security/cve/CVE-2020-14398.html
   https://www.suse.com/security/cve/CVE-2020-14399.html
   https://www.suse.com/security/cve/CVE-2020-14400.html
   https://www.suse.com/security/cve/CVE-2020-14401.html
   https://www.suse.com/security/cve/CVE-2020-14402.html
   https://www.suse.com/security/cve/CVE-2020-14403.html
   https://www.suse.com/security/cve/CVE-2020-14404.html
   https://bugzilla.suse.com/1173477
   https://bugzilla.suse.com/1173691
   https://bugzilla.suse.com/1173694
   https://bugzilla.suse.com/1173700
   https://bugzilla.suse.com/1173701
   https://bugzilla.suse.com/1173743
   https://bugzilla.suse.com/1173874
   https://bugzilla.suse.com/1173875
   https://bugzilla.suse.com/1173876
   https://bugzilla.suse.com/1173880

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