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[security-announce] openSUSE-SU-2018:4240-1: moderate: Security update for ovmf
openSUSE Security Update: Security update for ovmf

Announcement ID: openSUSE-SU-2018:4240-1
Rating: moderate
References: #1115916 #1115917 #1117998
Cross-References: CVE-2017-5731 CVE-2017-5732 CVE-2017-5733
CVE-2017-5734 CVE-2017-5735 CVE-2018-3613

Affected Products:
openSUSE Leap 15.0

An update that fixes 6 vulnerabilities is now available.


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).

Non security issues fixed:

- Fixed an issue with the default owner of PK/KEK/db/dbx and make the
auto-enrollment only happen at the very first time. (bsc#1117998)

This update was imported from the SUSE:SLE-15: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 15.0:

zypper in -t patch openSUSE-2018-1590=1

Package List:

- openSUSE Leap 15.0 (i586 x86_64):


- openSUSE Leap 15.0 (x86_64):


- openSUSE Leap 15.0 (noarch):



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