Skip to navigation Skip to main content

Utilities

  • Subscriptions
  • Downloads
  • Red Hat Console
  • Get Support
Red Hat Customer Portal
  • Subscriptions
  • Downloads
  • Red Hat Console
  • Get Support
  • Products

    Top Products

    • Red Hat Enterprise Linux
    • Red Hat OpenShift
    • Red Hat Ansible Automation Platform
    All Products

    Downloads and Containers

    • Downloads
    • Packages
    • Containers

    Top Resources

    • Documentation
    • Product Life Cycles
    • Product Compliance
    • Errata
  • Knowledge

    Red Hat Knowledge Center

    • Knowledgebase Solutions
    • Knowledgebase Articles
    • Customer Portal Labs
    • Errata

    Top Product Docs

    • Red Hat Enterprise Linux
    • Red Hat OpenShift
    • Red Hat Ansible Automation Platform
    All Product Docs

    Training and Certification

    • About
    • Course Index
    • Certification Index
    • Skill Assessment
  • Security

    Red Hat Product Security Center

    • Security Updates
    • Security Advisories
    • Red Hat CVE Database
    • Errata

    References

    • Security Bulletins
    • Security Measurement
    • Severity Ratings
    • Security Data

    Top Resources

    • Security Labs
    • Backporting Policies
    • Security Blog
  • Support

    Red Hat Support

    • Support Cases
    • Troubleshoot
    • Get Support
    • Contact Red Hat Support

    Red Hat Community Support

    • Customer Portal Community
    • Community Discussions
    • Red Hat Accelerator Program

    Top Resources

    • Product Life Cycles
    • Customer Portal Labs
    • Red Hat JBoss Supported Configurations
    • Red Hat Insights
Or troubleshoot an issue.

Select Your Language

  • English
  • Français
  • 한국어
  • 日本語
  • 中文 (中国)

Infrastructure and Management

  • Red Hat Enterprise Linux
  • Red Hat Satellite
  • Red Hat Subscription Management
  • Red Hat Insights
  • Red Hat Ansible Automation Platform

Cloud Computing

  • Red Hat OpenShift
  • Red Hat OpenStack Platform
  • Red Hat OpenShift
  • Red Hat OpenShift AI
  • Red Hat OpenShift Dedicated
  • Red Hat Advanced Cluster Security for Kubernetes
  • Red Hat Advanced Cluster Management for Kubernetes
  • Red Hat Quay
  • Red Hat OpenShift Dev Spaces
  • Red Hat OpenShift Service on AWS

Storage

  • Red Hat Gluster Storage
  • Red Hat Hyperconverged Infrastructure
  • Red Hat Ceph Storage
  • Red Hat OpenShift Data Foundation

Runtimes

  • Red Hat Runtimes
  • Red Hat JBoss Enterprise Application Platform
  • Red Hat Data Grid
  • Red Hat JBoss Web Server
  • Red Hat build of Keycloak
  • Red Hat support for Spring Boot
  • Red Hat build of Node.js
  • Red Hat build of Quarkus

Integration and Automation

  • Red Hat Application Foundations
  • Red Hat Fuse
  • Red Hat AMQ
  • Red Hat 3scale API Management
All Products
Red Hat Product Errata RHEA-2018:2304 - Product Enhancement Advisory
Issued:
2018-07-31
Updated:
2018-07-31

RHEA-2018:2304 - Product Enhancement Advisory

  • Overview
  • Updated Packages

Synopsis

microcode_ctl enhancement update

Type/Severity

Product Enhancement Advisory

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

Updated microcode_ctl packages that add one enhancement are now available for Red Hat Enterprise Linux 6.7 Extended Update Support.

Description

The microcode_ctl packages provide microcode updates for Intel and AMD processors.

This update adds the following enhancement:

  • The Intel CPU microcode has been updated to the latest upstream version, which also provides new capabilities used by the Linux kernel to mitigate CVE-2018-3639, known as the Speculative Store Bypass vulnerability.

This update includes also microcode for Intel Xeon Processor E5 v4 and Intel Xeon Processor E7 v4; Core i7-69xx/68xx, family 6, model 0x4f, stepping 0x1.

(BZ#1576325)

Users of microcode_ctl are advised to upgrade to these updated packages, which add this enhancement.

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Affected Products

  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 6.7 x86_64
  • Red Hat Enterprise Linux for x86_64 - Extended Update Support 6.7 i386
  • Red Hat Enterprise Linux for SAP Solutions for x86_64 - Extended Update Support 6.7 x86_64
  • Red Hat Enterprise Linux EUS Compute Node 6.7 x86_64

Fixes

  • BZ - 1576325 - [RHEL-6] Include updated ucode for Broadwell EP/EX [rhel-6.7.z]

CVEs

(none)

References

  • https://access.redhat.com/security/vulnerabilities/ssbd
Note: More recent versions of these packages may be available. Click a package name for more details.

Red Hat Enterprise Linux for x86_64 - Extended Update Support 6.7

SRPM
microcode_ctl-1.17-20.8.el6_7.src.rpm SHA-256: 5cb1381882b176c7db5d126fd7e1659053ef69aeaab18138c86d0098e17959f9
x86_64
microcode_ctl-1.17-20.8.el6_7.x86_64.rpm SHA-256: cd514d1ea5fcfdaac66fffbd2ddfad06e0443a2b0bdea1146ed3f716d3c0ebb9
microcode_ctl-debuginfo-1.17-20.8.el6_7.x86_64.rpm SHA-256: d7bb4184caea79a67cd482823633733a6b6c4c54f851f2c3886cc3543cb0c2bc
i386
microcode_ctl-1.17-20.8.el6_7.i686.rpm SHA-256: 3c5e2e32d1ffc86a77e59811035c8c1d78a348bb02a04199904bc53eee46ff11
microcode_ctl-debuginfo-1.17-20.8.el6_7.i686.rpm SHA-256: 408422a78de31ece2d8967376c48c0b357c99c2852566bb8f4657453312e3d24

Red Hat Enterprise Linux for SAP Solutions for x86_64 - Extended Update Support 6.7

SRPM
microcode_ctl-1.17-20.8.el6_7.src.rpm SHA-256: 5cb1381882b176c7db5d126fd7e1659053ef69aeaab18138c86d0098e17959f9
x86_64
microcode_ctl-1.17-20.8.el6_7.x86_64.rpm SHA-256: cd514d1ea5fcfdaac66fffbd2ddfad06e0443a2b0bdea1146ed3f716d3c0ebb9
microcode_ctl-debuginfo-1.17-20.8.el6_7.x86_64.rpm SHA-256: d7bb4184caea79a67cd482823633733a6b6c4c54f851f2c3886cc3543cb0c2bc

Red Hat Enterprise Linux EUS Compute Node 6.7

SRPM
microcode_ctl-1.17-20.8.el6_7.src.rpm SHA-256: 5cb1381882b176c7db5d126fd7e1659053ef69aeaab18138c86d0098e17959f9
x86_64
microcode_ctl-1.17-20.8.el6_7.x86_64.rpm SHA-256: cd514d1ea5fcfdaac66fffbd2ddfad06e0443a2b0bdea1146ed3f716d3c0ebb9
microcode_ctl-debuginfo-1.17-20.8.el6_7.x86_64.rpm SHA-256: d7bb4184caea79a67cd482823633733a6b6c4c54f851f2c3886cc3543cb0c2bc

The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.

Red Hat LinkedIn YouTube Facebook X, formerly Twitter

Quick Links

  • Downloads
  • Subscriptions
  • Support Cases
  • Customer Service
  • Product Documentation

Help

  • Contact Us
  • Customer Portal FAQ
  • Log-in Assistance

Site Info

  • Trust Red Hat
  • Browser Support Policy
  • Accessibility
  • Awards and Recognition
  • Colophon

Related Sites

  • redhat.com
  • developers.redhat.com
  • connect.redhat.com
  • cloud.redhat.com

Red Hat legal and privacy links

  • About Red Hat
  • Jobs
  • Events
  • Locations
  • Contact Red Hat
  • Red Hat Blog
  • Inclusion at Red Hat
  • Cool Stuff Store
  • Red Hat Summit
© 2025 Red Hat, Inc.

Red Hat legal and privacy links

  • Privacy statement
  • Terms of use
  • All policies and guidelines
  • Digital accessibility