SUSE-RU-2018:3380-1: moderate: Recommended update for tboot

sle-updates at sle-updates at
Wed Oct 24 07:15:45 MDT 2018

   SUSE Recommended Update: Recommended update for tboot

Announcement ID:    SUSE-RU-2018:3380-1
Rating:             moderate
References:         #1078262 #1103182 #1108184 
Affected Products:
                    SUSE Linux Enterprise Server 12-SP3

   An update that has three recommended fixes can now be


   This update for tboot to version 1.9.7 provides the following fixes:

   - Fix issues with tboot in conjunction with tpm 2.0 devices (bsc#1103182,
   - Mitigations for tpm interposer attacks
   - Add an option in tboot to force SINIT to use the legacy TPM2 log format.
   - Add support for appending to a TPM2 TCG style event log.
   - Ensure tboot log is available even when measured launch is skipped.
   - Fix TPM 1.2 locality selection issue.
   - Fix a null pointer dereference bug when Intel TXT is disabled.
   - The size field of the MB2 tag is the size of the tag header + the size
   - Make policy element stm_elt use unique type name
   - Reset debug PCR16 to zero.
   - Fix a logical error in function bool evtlog_append(...).
   - Don't add GNU/Linux to grub menu entries. SUSE's grub2 itself doesn't do
     it either. (bsc#1078262)
   - Perform update of bootloader configuration after installation via
     %posttrans. Perform cleanup of bootloader configuration upon package
     removal via %postun. (bsc#1078262)

Patch Instructions:

   To install this SUSE Recommended 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-SP3-2018-2424=1

Package List:

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



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