CVE-2017-7756

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    CVE-2017-7756

    Published: 11 Jun 2018Last Modified: 16 Apr 2026

    Summary:

    Details: A use-after-free and use-after-scope vulnerability when logging errors from headers for XML HTTP Requests (XHR). This could result in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

    References: http://www.securitytracker.com/id/1038689, https://access.redhat.com/errata/RHSA-2017:1440, https://www.debian.org/security/2017/dsa-3881, https://www.mozilla.org/security/advisories/mfsa2017-16/, http://www.securityfocus.com/bid/99057, https://access.redhat.com/errata/RHSA-2017:1561, https://www.debian.org/security/2017/dsa-3918, https://www.mozilla.org/security/advisories/mfsa2017-15/, https://www.mozilla.org/security/advisories/mfsa2017-17/, https://bugzilla.mozilla.org/show_bug.cgi?id=1366595

    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