UBUNTU-CVE-2018-6559

    Dashboard / Vulnerabilities / UBUNTU-CVE-2018-6559

    UBUNTU-CVE-2018-6559

    Published: 18 Oct 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-6559
    Aliases:
    USN-3832-1
    USN-3833-1
    USN-3835-1

    Summary:

    Details: The Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.10, allows local users to obtain names of files in which they would not normally be able to access via an overlayfs mount inside of a user namespace.

    References: https://ubuntu.com/security/CVE-2018-6559, https://ubuntu.com/security/notices/USN-3832-1, https://ubuntu.com/security/notices/USN-3833-1, https://ubuntu.com/security/notices/USN-3836-1, https://ubuntu.com/security/notices/USN-3835-1, https://ubuntu.com/security/notices/USN-3836-2, https://www.cve.org/CVERecord?id=CVE-2018-6559

    Affected packages

    Package

    Name: linux-azure

    Purl: pkg:deb/ubuntu/[email protected]~14.04.2?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -4.15.0-1035.36~14.04.2

    Affected versions

    4.15.0-1023.24~14.04.1
    4.15.0-1030.31~14.04.1
    4.15.0-1031.32~14.04.1
    4.15.0-1032.33~14.04.2

    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