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    CVE-2016-2568

    pkexec, when used with --user nonpriv, allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characters to the terminal's input buffer.

    Published:Jan 19, 2016
    Last Modified:Apr 20, 2025
    EPS:Feb 13, 2017
    EPSS Score:0.00131
    CVSS Score:7.8

    Affected Products

    Vendor
    Freedesktop
    Product
    Polkit
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    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