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List:       suse-security-announce
Subject:    [security-announce] openSUSE-SU-2018:4254-1: moderate: Security update for ovmf
From:       opensuse-security () opensuse ! org
Date:       2018-12-22 17:17:24
Message-ID: 20181222171724.50DD3FD43 () maintenance ! suse ! de
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   openSUSE Security Update: Security update for ovmf
______________________________________________________________________________

Announcement ID:    openSUSE-SU-2018:4254-1
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:
                    openSUSE Leap 42.3
______________________________________________________________________________

   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).

   This update was imported from the SUSE:SLE-12-SP3:Update update project.


Patch Instructions:

   To install this openSUSE 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:

   - openSUSE Leap 42.3:

      zypper in -t patch openSUSE-2018-1591=1



Package List:

   - openSUSE Leap 42.3 (i586 x86_64):

      ovmf-2017+git1492060560.b6d11d7c46-13.1
      ovmf-tools-2017+git1492060560.b6d11d7c46-13.1

   - openSUSE Leap 42.3 (noarch):

      qemu-ovmf-ia32-2017+git1492060560.b6d11d7c46-13.1
      qemu-ovmf-x86_64-2017+git1492060560.b6d11d7c46-13.1

   - openSUSE Leap 42.3 (x86_64):

      qemu-ovmf-x86_64-debug-2017+git1492060560.b6d11d7c46-13.1


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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