SUSE Security Update: Security update for ovmf
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Announcement ID:    SUSE-SU-2018:4207-1
Rating:             moderate
References:         #1115916 #1115917 
Cross-References:   CVE-2017-5731 CVE-2017-5732 CVE-2017-5733
                    CVE-2017-5734 CVE-2017-5735 CVE-2018-3613
                   
Affected Products:
                    SUSE Linux Enterprise Server 12-SP3
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   An update that fixes 6 vulnerabilities is now available.

Description:

   This update for ovmf fixes the following issues:

   Security issues fixed:

   - CVE-2018-3613: Fixed AuthVariable Timestamp zeroing issue on
     APPEND_WRITE (bsc#1115916).
   - CVE-2017-5731: Fixed privilege escalation via processing of malformed
     files in TianoCompress.c (bsc#1115917).
   - CVE-2017-5732: Fixed privilege escalation via processing of malformed
     files in BaseUefiDecompressLib.c (bsc#1115917).
   - CVE-2017-5733: Fixed privilege escalation via heap-based buffer overflow
     in MakeTable() function (bsc#1115917).
   - CVE-2017-5734: Fixed privilege escalation via stack-based buffer
     overflow in MakeTable() function (bsc#1115917).
   - CVE-2017-5735: Fixed privilege escalation via heap-based buffer overflow
     in Decode() function (bsc#1115917).


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 12-SP3:

      zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-3010=1



Package List:

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

      ovmf-2017+git1492060560.b6d11d7c46-4.17.1
      ovmf-tools-2017+git1492060560.b6d11d7c46-4.17.1

   - SUSE Linux Enterprise Server 12-SP3 (noarch):

      qemu-ovmf-x86_64-2017+git1492060560.b6d11d7c46-4.17.1
      qemu-uefi-aarch64-2017+git1492060560.b6d11d7c46-4.17.1


References:

   https://www.suse.com/security/cve/CVE-2017-5731.html
   https://www.suse.com/security/cve/CVE-2017-5732.html
   https://www.suse.com/security/cve/CVE-2017-5733.html
   https://www.suse.com/security/cve/CVE-2017-5734.html
   https://www.suse.com/security/cve/CVE-2017-5735.html
   https://www.suse.com/security/cve/CVE-2018-3613.html
   https://bugzilla.suse.com/1115916
   https://bugzilla.suse.com/1115917

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