CVE-2015-7812

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    CVE-2015-7812

    Published: 17 Nov 2015Last Modified: 16 Apr 2026

    Summary:

    Details: The hypercall_create_continuation function in arch/arm/domain.c in Xen 4.4.x through 4.6.x allows local guest users to cause a denial of service (host crash) via a preemptible hypercall to the multicall interface.

    References: http://www.debian.org/security/2015/dsa-3414, http://xenbits.xen.org/xsa/advisory-145.html, https://security.gentoo.org/glsa/201604-03, http://xenbits.xen.org/xsa/advisory-145.html, http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html, http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html, http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html, http://www.securitytracker.com/id/1034031

    Affected packages

    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
    CVE-2015-7812 | CVE-DB