Security update for microcode_ctl

Announcement ID: SUSE-SU-2019:14133-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2018-12126 ( SUSE ): 3.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
  • CVE-2018-12126 ( NVD ): 5.6 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
  • CVE-2018-12127 ( SUSE ): 3.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
  • CVE-2018-12127 ( NVD ): 5.6 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
  • CVE-2018-12130 ( SUSE ): 6.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
  • CVE-2018-12130 ( NVD ): 5.6 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
  • CVE-2019-11091 ( SUSE ): 6.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
  • CVE-2019-11091 ( NVD ): 5.6 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
Affected Products:
  • SUSE Linux Enterprise Point of Service 11 SP3
  • SUSE Linux Enterprise Server 11 SP4
  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4

An update that solves four vulnerabilities can now be installed.

Description:

This update for microcode_ctl fixes the following issues:

This update contains the Intel QSR 2019.1 Microcode release (bsc#1111331)

Four new speculative execution information leak issues have been identified in Intel CPUs. (bsc#1111331)

  • CVE-2018-12126: Microarchitectural Store Buffer Data Sampling (MSBDS)
  • CVE-2018-12127: Microarchitectural Fill Buffer Data Sampling (MFBDS)
  • CVE-2018-12130: Microarchitectural Load Port Data Samling (MLPDS)
  • CVE-2019-11091: Microarchitectural Data Sampling Uncacheable Memory (MDSUM)

These updates contain the CPU Microcode adjustments for the software mitigations.

For more information on this set of vulnerabilities, check out https://www.suse.com/support/kb/doc/?id=7023736

Release notes:

---- updated platforms ------------------------------------ SNB-E/EN/EP C1/M0 6-2d-6/6d 0000061d->0000061f Xeon E3/E5, Core X SNB-E/EN/EP C2/M1 6-2d-7/6d 00000714->00000718 Xeon E3/E5, Core X

---- new platforms ---------------------------------------- VLV C0 6-37-8/02 00000838 Atom Z series VLV C0 6-37-8/0C 00000838 Celeron N2xxx, Pentium N35xx VLV D0 6-37-9/0F 0000090c Atom E38xx CHV C0 6-4c-3/01 00000368 Atom X series CHV D0 6-4c-4/01 00000411 Atom X series

Readded what missing in last update: BDX-ML B0/M0/R0 6-4f-1/ef 0b00002e->00000036 Xeon E5/E7 v4; Core i7-69xx/68xx

Patch Instructions:

To install this SUSE 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 Point of Service 11 SP3
    zypper in -t patch sleposp3-microcode_ctl-14133=1
  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4
    zypper in -t patch slessp4-microcode_ctl-14133=1
  • SUSE Linux Enterprise Server 11 SP4
    zypper in -t patch slessp4-microcode_ctl-14133=1

Package List:

  • SUSE Linux Enterprise Point of Service 11 SP3 (i586)
    • microcode_ctl-1.17-102.83.41.1
  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4 (x86_64 i586)
    • microcode_ctl-1.17-102.83.41.1
  • SUSE Linux Enterprise Server 11 SP4 (x86_64 i586)
    • microcode_ctl-1.17-102.83.41.1

References: