CVE-2016-5242

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    CVE-2016-5242

    Published: 7 Jun 2016Last Modified: 16 Apr 2026

    Summary:

    Details: The p2m_teardown function in arch/arm/p2m.c in Xen 4.4.x through 4.6.x allows local guest OS users with access to the driver domain to cause a denial of service (NULL pointer dereference and host OS crash) by creating concurrent domains and holding references to them, related to VMID exhaustion.

    References: http://www.securityfocus.com/bid/91015, http://www.securitytracker.com/id/1036035, http://www.debian.org/security/2016/dsa-3633, http://xenbits.xen.org/xsa/advisory-181.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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-2016-5242 | CVE-DB