UBUNTU-CVE-2017-18203

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    UBUNTU-CVE-2017-18203

    Published: 27 Feb 2018Last Modified: 26 Aug 2026
    Upstream:
    CVE-2017-18203
    Aliases:
    USN-3619-1
    USN-3619-2
    USN-3653-1

    Summary:

    Details: The dm_get_from_kobject function in drivers/md/dm.c in the Linux kernel before 4.14.3 allow local users to cause a denial of service (BUG) by leveraging a race condition with __dm_destroy during creation and removal of DM devices.

    References: https://ubuntu.com/security/CVE-2017-18203, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9a41d21dceadf8104812626ef85dc56ee8a60ed, https://github.com/torvalds/linux/commit/b9a41d21dceadf8104812626ef85dc56ee8a60ed, https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.3, https://ubuntu.com/security/notices/USN-3619-1, https://ubuntu.com/security/notices/USN-3619-2, https://ubuntu.com/security/notices/USN-3653-1, https://ubuntu.com/security/notices/USN-3653-2, https://ubuntu.com/security/notices/USN-3655-1, https://ubuntu.com/security/notices/USN-3655-2, https://ubuntu.com/security/notices/USN-3657-1, https://www.cve.org/CVERecord?id=CVE-2017-18203

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/linux?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