CVE-2017-16994

    Dashboard / Vulnerabilities / CVE-2017-16994

    CVE-2017-16994

    Published: 27 Nov 2017Last Modified: 16 Apr 2026

    Summary:

    Details: The walk_hugetlb_range function in mm/pagewalk.c in the Linux kernel before 4.14.2 mishandles holes in hugetlb ranges, which allows local users to obtain sensitive information from uninitialized kernel memory via crafted use of the mincore() system call.

    References: https://usn.ubuntu.com/3619-1/, https://usn.ubuntu.com/3632-1/, https://usn.ubuntu.com/3617-2/, https://usn.ubuntu.com/3619-2/, https://usn.ubuntu.com/3617-1/, https://usn.ubuntu.com/3617-3/, http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.2, http://www.securityfocus.com/bid/101969, https://access.redhat.com/errata/RHSA-2018:0502, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=373c4557d2aa362702c4c2d41288fb1e54990b7c, https://github.com/torvalds/linux/commit/373c4557d2aa362702c4c2d41288fb1e54990b7c, https://bugs.chromium.org/p/project-zero/issues/detail?id=1431, https://www.exploit-db.com/exploits/43178/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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