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    CVE-2013-6885

    The microcode on AMD 16h 00h through 0Fh processors does not properly handle the interaction between locked instructions and write-combined memory types, which allows local users to cause a denial of service (system hang) via a crafted application, aka the errata 793 issue.

    Published:Nov 28, 2013
    Last Modified:Apr 11, 2025
    EPS:Nov 29, 2013
    EPSS Score:0.01285
    CVSS Score:4.7

    Affected Products

    Vendor
    Amd
    Product
    16h Model 00h Processor
    Vendor
    Amd
    Product
    16h Model 0fh Processor
    Vendor
    Amd
    Product
    16h Model Processor Firmware
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    References

    http://lists.dragonflybsd.org/pipermail/kernel/2011-December/046594.html
    http://lists.fedoraproject.org/pipermail/package-announce/2013-December/123553.html
    http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124195.html
    http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124199.html
    http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00010.html
    http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html
    http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html
    http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
    http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00026.html
    http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
    http://openwall.com/lists/oss-security/2013/11/28/1
    http://rhn.redhat.com/errata/RHSA-2014-0285.html
    http://secunia.com/advisories/55840
    http://security.gentoo.org/glsa/glsa-201407-03.xml
    http://support.amd.com/TechDocs/51810_16h_00h-0Fh_Rev_Guide.pdf
    http://www.debian.org/security/2015/dsa-3128
    http://www.openwall.com/lists/oss-security/2013/12/02/1
    http://www.securityfocus.com/bid/63983
    http://www.securitytracker.com/id/1029415
    http://www.zdnet.com/blog/hardware/amd-owns-up-to-cpu-bug/18924
    https://bugzilla.redhat.com/show_bug.cgi?id=1035823
    https://exchange.xforce.ibmcloud.com/vulnerabilities/89335
    http://lists.dragonflybsd.org/pipermail/kernel/2011-December/046594.html
    http://lists.fedoraproject.org/pipermail/package-announce/2013-December/123553.html
    http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124195.html
    http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124199.html
    http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00010.html
    http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00011.html
    http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00015.html
    http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html
    http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00026.html
    http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html
    http://openwall.com/lists/oss-security/2013/11/28/1
    http://rhn.redhat.com/errata/RHSA-2014-0285.html
    http://secunia.com/advisories/55840
    http://security.gentoo.org/glsa/glsa-201407-03.xml
    http://support.amd.com/TechDocs/51810_16h_00h-0Fh_Rev_Guide.pdf
    http://www.debian.org/security/2015/dsa-3128
    http://www.openwall.com/lists/oss-security/2013/12/02/1
    http://www.securityfocus.com/bid/63983
    http://www.securitytracker.com/id/1029415
    http://www.zdnet.com/blog/hardware/amd-owns-up-to-cpu-bug/18924
    https://bugzilla.redhat.com/show_bug.cgi?id=1035823
    https://exchange.xforce.ibmcloud.com/vulnerabilities/89335

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High