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    CVE-2026-4018

    TOCTOU Race Condition in specific trace commands of the TraceEvent() system call could allow an attacker with local access and with the PROCMGR_AID_TRACE ability, to cause information disclosure, data tampering or a crash of the QNX Neutrino kernel.

    Published:Jul 14, 2026
    Last Modified:Jul 15, 2026
    EPS:Jul 14, 2026
    EPSS Score:0.00092
    CVSS Score:6.4

    Affected Products

    Vendor
    Blackberry
    Product
    Qnx Os For Medical
    Vendor
    Blackberry
    Product
    Qnx Os For Safety
    Vendor
    Blackberry
    Product
    Qnx Software Development Platform

    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