CVE-2017-18208

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    CVE-2017-18208

    Published: 1 Mar 2018Last Modified: 15 Mar 2026

    Summary:

    Details: The madvise_willneed function in mm/madvise.c in the Linux kernel before 4.14.4 allows local users to cause a denial of service (infinite loop) by triggering use of MADVISE_WILLNEED for a DAX mapping.

    References: https://usn.ubuntu.com/3653-1/, https://usn.ubuntu.com/3655-1/, https://usn.ubuntu.com/3619-2/, https://usn.ubuntu.com/3653-2/, https://usn.ubuntu.com/3655-2/, https://usn.ubuntu.com/3619-1/, https://usn.ubuntu.com/3657-1/, https://access.redhat.com/errata/RHSA-2018:2948, https://access.redhat.com/errata/RHSA-2018:3083, https://access.redhat.com/errata/RHSA-2018:3096, https://access.redhat.com/errata/RHSA-2019:4058, https://access.redhat.com/errata/RHSA-2019:3967, https://github.com/torvalds/linux/commit/6ea8d958a2c95a1d514015d4e29ba21a8c0a1a91, https://access.redhat.com/errata/RHSA-2019:4057, https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.4, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6ea8d958a2c95a1d514015d4e29ba21a8c0a1a91

    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
    CVE-2017-18208 | CVE-DB