{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-6205",
        "ASSIGNER": "security@mozilla.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Use-after-free in MessagePort::Entangled"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Mozilla",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Firefox",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "unspecified",
                                            "version_value": "120"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Firefox ESR",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "unspecified",
                                            "version_value": "115.5.0"
                                        }
                                    ]
                                }
                            },
                            {
                                "product_name": "Thunderbird",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "unspecified",
                                            "version_value": "115.5"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1854076",
                "refsource": "MISC",
                "name": "https://bugzilla.mozilla.org/show_bug.cgi?id=1854076"
            },
            {
                "url": "https://www.mozilla.org/security/advisories/mfsa2023-49/",
                "refsource": "MISC",
                "name": "https://www.mozilla.org/security/advisories/mfsa2023-49/"
            },
            {
                "url": "https://www.mozilla.org/security/advisories/mfsa2023-50/",
                "refsource": "MISC",
                "name": "https://www.mozilla.org/security/advisories/mfsa2023-50/"
            },
            {
                "url": "https://www.mozilla.org/security/advisories/mfsa2023-52/",
                "refsource": "MISC",
                "name": "https://www.mozilla.org/security/advisories/mfsa2023-52/"
            },
            {
                "url": "https://www.debian.org/security/2023/dsa-5561",
                "refsource": "MISC",
                "name": "https://www.debian.org/security/2023/dsa-5561"
            },
            {
                "url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html",
                "refsource": "MISC",
                "name": "https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html"
            },
            {
                "url": "https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html",
                "refsource": "MISC",
                "name": "https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html"
            }
        ]
    },
    "credits": [
        {
            "lang": "en",
            "value": "Yangkang of 360 ATA Team"
        }
    ]
}