UBUNTU-CVE-2017-14140

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    UBUNTU-CVE-2017-14140

    Published: 5 Sept 2017Last Modified: 26 Aug 2026
    Upstream:
    CVE-2017-14140
    Aliases:
    USN-3444-1
    USN-3444-2
    USN-3583-1

    Summary:

    Details: The move_pages system call in mm/migrate.c in the Linux kernel before 4.12.9 doesn't check the effective uid of the target process, enabling a local attacker to learn the memory layout of a setuid executable despite ASLR.

    References: https://ubuntu.com/security/CVE-2017-14140, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=197e7e521384a23b9e585178f3f11c9fa08274b9, http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.12.9, https://github.com/torvalds/linux/commit/197e7e521384a23b9e585178f3f11c9fa08274b9, https://ubuntu.com/security/notices/USN-3444-1, https://ubuntu.com/security/notices/USN-3444-2, https://ubuntu.com/security/notices/USN-3583-1, https://ubuntu.com/security/notices/USN-3583-2, https://www.cve.org/CVERecord?id=CVE-2017-14140

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/linux?arch=source&distro=trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.13.0-142.191

    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