UBUNTU-CVE-2017-12134

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    UBUNTU-CVE-2017-12134

    Published: 24 Aug 2017Last Modified: 22 Apr 2026
    Upstream:
    CVE-2017-12134
    Aliases:
    USN-3444-1
    USN-3444-2
    USN-3655-1

    Summary:

    Details: The xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability calculation.

    References: https://ubuntu.com/security/CVE-2017-12134, https://xenbits.xen.org/xsa/advisory-229.html, https://ubuntu.com/security/notices/USN-3444-1, https://ubuntu.com/security/notices/USN-3444-2, https://ubuntu.com/security/notices/USN-3655-1, https://ubuntu.com/security/notices/USN-3655-2, https://www.cve.org/CVERecord?id=CVE-2017-12134

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.13.0-149.199

    Affected versions

    3.11.0-12.19

    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