Security update for microcode_ctl

Announcement ID: SUSE-SU-2019:14220-1
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2019-11135 ( SUSE ): 6.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
  • CVE-2019-11135 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
  • CVE-2019-11139 ( NVD ): 6.0 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
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 two vulnerabilities and has one security fix can now be installed.

Description:

This update for microcode_ctl fixes the following issues:

  • Updated to 20191112 official security release (bsc#1155988)
  • Includes security fixes for:
  • CVE-2019-11135: Added feature allowing to disable TSX RTM (bsc#1139073)
  • CVE-2019-11139: A CPU microcode only fix for Voltage modulation issues (bsc#1141035)

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-14220=1
  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4
    zypper in -t patch slessp4-microcode_ctl-14220=1
  • SUSE Linux Enterprise Server 11 SP4
    zypper in -t patch slessp4-microcode_ctl-14220=1

Package List:

  • SUSE Linux Enterprise Point of Service 11 SP3 (i586)
    • microcode_ctl-1.17-102.83.50.1
  • SUSE Linux Enterprise Server 11 SP4 LTSS 11-SP4 (x86_64 i586)
    • microcode_ctl-1.17-102.83.50.1
  • SUSE Linux Enterprise Server 11 SP4 (x86_64 i586)
    • microcode_ctl-1.17-102.83.50.1

References: