{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2019-11935",
        "DATE_ASSIGNED": "2019-10-28",
        "ASSIGNER": "cve-assign@fb.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "HHVM",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "!=>",
                                            "version_value": "4.28.2"
                                        },
                                        {
                                            "version_affected": ">=",
                                            "version_value": "4.28.0"
                                        },
                                        {
                                            "version_affected": "!=>",
                                            "version_value": "4.27.1"
                                        },
                                        {
                                            "version_affected": ">=",
                                            "version_value": "4.27.0"
                                        },
                                        {
                                            "version_affected": "!=>",
                                            "version_value": "4.26.1"
                                        },
                                        {
                                            "version_affected": ">=",
                                            "version_value": "4.26.0"
                                        },
                                        {
                                            "version_affected": "!=>",
                                            "version_value": "4.25.1"
                                        },
                                        {
                                            "version_affected": ">=",
                                            "version_value": "4.25.0"
                                        },
                                        {
                                            "version_affected": "!=>",
                                            "version_value": "4.24.1"
                                        },
                                        {
                                            "version_affected": ">=",
                                            "version_value": "4.24.0"
                                        },
                                        {
                                            "version_affected": "!=>",
                                            "version_value": "4.23.2"
                                        },
                                        {
                                            "version_affected": ">=",
                                            "version_value": "4.9.0"
                                        },
                                        {
                                            "version_affected": "!=>",
                                            "version_value": "4.8.6"
                                        },
                                        {
                                            "version_affected": ">=",
                                            "version_value": "4.0.0"
                                        },
                                        {
                                            "version_affected": "!=>",
                                            "version_value": "3.30.12"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_value": "3.30.12"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Facebook"
                }
            ]
        }
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Insufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of-bounds memory. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-125: Out-of-bounds Read"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "CONFIRM",
                "name": "https://hhvm.com/blog/2019/10/28/security-update.html",
                "url": "https://hhvm.com/blog/2019/10/28/security-update.html"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://github.com/facebook/hhvm/commit/1c518555dba6ceb45d5ba61845b96e261219c3b7",
                "url": "https://github.com/facebook/hhvm/commit/1c518555dba6ceb45d5ba61845b96e261219c3b7"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://www.facebook.com/security/advisories/cve-2019-11935",
                "url": "https://www.facebook.com/security/advisories/cve-2019-11935"
            }
        ]
    }
}