CVE-2016-7092

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    CVE-2016-7092

    Published: 21 Sept 2016Last Modified: 16 Apr 2026

    Summary:

    Details: The get_page_from_l3e function in arch/x86/mm.c in Xen allows local 32-bit PV guest OS administrators to gain host OS privileges via vectors related to L3 recursive pagetables.

    References: http://support.citrix.com/article/CTX216071, http://www.debian.org/security/2016/dsa-3663, http://www.securityfocus.com/bid/92862, http://www.securitytracker.com/id/1036751, http://xenbits.xen.org/xsa/advisory-185.html, http://xenbits.xen.org/xsa/xsa185.patch, https://security.gentoo.org/glsa/201611-09, http://xenbits.xen.org/xsa/advisory-185.html, http://xenbits.xen.org/xsa/xsa185.patch, http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html

    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-2016-7092 | CVE-DB