[security-announce] SUSE-SU-2015:2399-1: important: Security update for grub2

[news 28]

SUSE Security Update: Security update for grub2

______________________________________________________________________________

 

Announcement ID: SUSE-SU-2015:2399-1

Rating: important

References: #928131 #943380 #946148 #952539 #956631

Cross-References: CVE-2015-8370

Affected Products:

SUSE Linux Enterprise Server 12

SUSE Linux Enterprise Desktop 12

______________________________________________________________________________

 

An update that solves one vulnerability and has four fixes

is now available.

 

Description:

 

This update for grub2 provides the following fixes and enhancements:

 

Security issue fixed:

- Fix buffer overflows when reading username and password. (bsc#956631,

CVE-2015-8370)

 

Non security issues fixed:

- Expand list of grub.cfg search path in PV Xen guests for systems

installed

on btrfs snapshots. (bsc#946148, bsc#952539)

- Add --image switch to force zipl update to specific kernel. (bsc#928131)

- Do not use shim lock protocol for reading PE header as it won't be

available when secure boot is disabled. (bsc#943380)

- Make firmware flaw condition be more precisely detected and add debug

message for the case.

 

 

Patch Instructions:

 

To install this SUSE Security Update use YaST online_update.

Alternatively you can run the command listed for your product:

 

- SUSE Linux Enterprise Server 12:

 

zypper in -t patch SUSE-SLE-SERVER-12-2015-1032=1

 

- SUSE Linux Enterprise Desktop 12:

 

zypper in -t patch SUSE-SLE-DESKTOP-12-2015-1032=1

 

To bring your system up-to-date, use "zypper patch".

 

 

Package List:

 

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

 

grub2-2.02~beta2-56.9.4

grub2-debuginfo-2.02~beta2-56.9.4

 

- SUSE Linux Enterprise Server 12 (ppc64le):

 

grub2-powerpc-ieee1275-2.02~beta2-56.9.4

 

- SUSE Linux Enterprise Server 12 (x86_64):

 

grub2-i386-pc-2.02~beta2-56.9.4

grub2-x86_64-efi-2.02~beta2-56.9.4

grub2-x86_64-xen-2.02~beta2-56.9.4

 

- SUSE Linux Enterprise Server 12 (noarch):

 

grub2-snapper-plugin-2.02~beta2-56.9.4

 

- SUSE Linux Enterprise Server 12 (s390x):

 

grub2-debugsource-2.02~beta2-56.9.4

grub2-s390x-emu-2.02~beta2-56.9.4

 

- SUSE Linux Enterprise Desktop 12 (x86_64):

 

grub2-2.02~beta2-56.9.4

grub2-debuginfo-2.02~beta2-56.9.4

grub2-i386-pc-2.02~beta2-56.9.4

grub2-x86_64-efi-2.02~beta2-56.9.4

grub2-x86_64-xen-2.02~beta2-56.9.4

 

- SUSE Linux Enterprise Desktop 12 (noarch):

 

grub2-snapper-plugin-2.02~beta2-56.9.4

 

 

References:

 

https://www.suse.com/security/cve/CVE-2015-8370.html

https://bugzilla.suse.com/928131

https://bugzilla.suse.com/943380

https://bugzilla.suse.com/946148

https://bugzilla.suse.com/952539

https://bugzilla.suse.com/956631

 

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