Comment 2 for bug 1830487

Reviewed: https://review.opendev.org/663071
Committed: https://git.openstack.org/cgit/starlingx/tools/commit/?id=ecf223e163f2f2bf40ab9b319cec086fde1f0fe7
Submitter: Zuul
Branch: master

commit ecf223e163f2f2bf40ab9b319cec086fde1f0fe7
Author: zhiguo.zhang <email address hidden>
Date: Tue Jun 4 23:48:11 2019 +0800

    Upgrade kernel patch to CentOS7.6 3.10.0-957.12.2

    New set of CVEs was reported against Intel CPUs: CVE-2018-12126,
    CVE-2018-12127, CVE-2018-12130 and CVE-2019-11091.
    For these CVEs there are RH and CentOS updates available.

    CVE-2018-12126:
    Microarchitectural Store Buffer Data Sampling (MSBDS):
    Store buffers on some microprocessors utilizing speculative
    execution may allow an authenticated user to potentially
    enable information disclosure via a side channel with local access.
    A list of impacted products can be found here:
    https://www.intel.com/content/dam/www/public/us/en/documents/
    corporate-information/SA00233-microcode-update-guidance_05132019.pdf

    CVE-2018-12127:
    Microarchitectural Load Port Data Sampling (MLPDS):
    Load ports on some microprocessors utilizing speculative execution
    may allow an authenticated user to potentially enable information
    disclosure via a side channel with local access. A list of impacted
    products can be found here:
    https://www.intel.com/content/dam/www/public/us/en/documents/
    corporate-information/SA00233-microcode-update-guidance_05132019.pdf

    CVE-2018-12130:
    Microarchitectural Fill Buffer Data Sampling (MFBDS):
    Fill buffers on some microprocessors utilizing speculative execution
    may allow an authenticated user to potentially enable information
    disclosure via a side channel with local access. A list of impacted
    products can be found here:
    https://www.intel.com/content/dam/www/public/us/en/documents/
    corporate-information/SA00233-microcode-update-guidance_05132019.pdf

    CVE-2019-11091:
    Microarchitectural Data Sampling Uncacheable Memory(MDSUM):
    Uncacheable memory on some microprocessors utilizing speculative
    execution may allow an authenticated user to potentially enable
    information disclosure via a side channel with local access.
    A list of impacted products can be found here:
    https://www.intel.com/content/dam/www/public/us/en/documents/
    corporate-information/SA00233-microcode-update-guidance_05132019.pdf

    These are from the http://cve.mitre.org website.
    These are the MDS security CVEs.

    Closes-Bug: 1830487
    Change-Id: I9c69ca78dc046128521d2a46b520f9c242fe6e56
    Signed-off-by: zhiguo.zhang <email address hidden>