CVE-2017-18270

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    CVE-2017-18270

    Published: 18 May 2018Last Modified: 15 Mar 2026

    Summary:

    Details: In the Linux kernel before 4.13.5, a local user could create keyrings for other users via keyctl commands, setting unwanted defaults or causing a denial of service.

    References: https://support.f5.com/csp/article/K37301725, https://usn.ubuntu.com/3754-1/, http://www.securityfocus.com/bid/104254, https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.5, https://bugzilla.redhat.com/show_bug.cgi?id=1580979, https://bugzilla.redhat.com/show_bug.cgi?id=1856774#c11, https://bugzilla.redhat.com/show_bug.cgi?id=1856774#c9, http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=237bbd29f7a049d310d907f4b2716a7feef9abf3, https://github.com/torvalds/linux/commit/237bbd29f7a049d310d907f4b2716a7feef9abf3

    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