Synopsis

microcode_ctl enhancement update

Type/Severity

Product Enhancement Advisory

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

Red Hat Enterprise Linux Server - 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 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

RHEL for SAP HANA - 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