UBUNTU-CVE-2017-7472

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    UBUNTU-CVE-2017-7472

    Published: 11 May 2017Last Modified: 22 Apr 2026
    Upstream:
    CVE-2017-7472
    Aliases:
    USN-3312-1
    USN-3312-2
    USN-3314-1

    Summary:

    Details: The KEYS subsystem in the Linux kernel before 4.10.13 allows local users to cause a denial of service (memory consumption) via a series of KEY_REQKEY_DEFL_THREAD_KEYRING keyctl_set_reqkey_keyring calls.

    References: https://ubuntu.com/security/CVE-2017-7472, https://lkml.org/lkml/2017/4/1/235, https://lkml.org/lkml/2017/4/3/724, https://ubuntu.com/security/notices/USN-3314-1, https://ubuntu.com/security/notices/USN-3312-1, https://ubuntu.com/security/notices/USN-3312-2, https://ubuntu.com/security/notices/USN-3361-1, https://ubuntu.com/security/notices/USN-3422-1, https://ubuntu.com/security/notices/USN-3422-2, https://www.cve.org/CVERecord?id=CVE-2017-7472

    Affected packages

    Package

    Name: linux

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.13.0-132.181

    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
    UBUNTU-CVE-2017-7472 | CVE-DB