CVE-2018-5092

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    CVE-2018-5092

    Published: 11 Jun 2018Last Modified: 10 Mar 2026

    Summary:

    Details: A use-after-free vulnerability can occur when the thread for a Web Worker is freed from memory prematurely instead of from memory in the main thread while cancelling fetch operations. This vulnerability affects Firefox < 58.

    References: , http://www.securitytracker.com/id/1040270, https://usn.ubuntu.com/3544-1/, https://www.mozilla.org/security/advisories/mfsa2018-02/, http://www.securityfocus.com/bid/102786, https://bugzilla.mozilla.org/show_bug.cgi?id=1418074

    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