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