CVE-2023-4573

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    CVE-2023-4573

    Published: 11 Sept 2023Last Modified: 1 Jul 2026

    Summary:

    Details: When receiving rendering data over IPC `mStream` could have been destroyed when initialized, which could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.

    References: https://www.mozilla.org/security/advisories/mfsa2023-38/, https://www.mozilla.org/security/advisories/mfsa2023-34/, https://www.mozilla.org/security/advisories/mfsa2023-35/, https://www.mozilla.org/security/advisories/mfsa2023-36/, https://www.mozilla.org/security/advisories/mfsa2023-37/, https://bugzilla.mozilla.org/show_bug.cgi?id=1846687

    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
    CVE-2023-4573 | CVE-DB