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    CVE-2014-5146

    Certain MMU virtualization operations in Xen 4.2.x through 4.4.x before the xsa97-hap patch, when using Hardware Assisted Paging (HAP), are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5149.

    Published:Aug 12, 2014
    Last Modified:Apr 12, 2025
    EPS:Aug 22, 2014
    EPSS Score:0.0007
    CVSS Score:4.7

    Affected Products

    Vendor
    Opensuse
    Product
    Opensuse
    Vendor
    Xen
    Product
    Xen

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136980.html
    http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136981.html
    http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html
    http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html
    http://www.securityfocus.com/bid/69198
    http://www.securitytracker.com/id/1030723
    http://xenbits.xen.org/xsa/advisory-97.html
    https://exchange.xforce.ibmcloud.com/vulnerabilities/95234
    https://security.gentoo.org/glsa/201504-04
    http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136980.html
    http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136981.html
    http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html
    http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html
    http://www.securityfocus.com/bid/69198
    http://www.securitytracker.com/id/1030723
    http://xenbits.xen.org/xsa/advisory-97.html
    https://exchange.xforce.ibmcloud.com/vulnerabilities/95234
    https://security.gentoo.org/glsa/201504-04

    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