Heap-based Buffer Overflow Vulnerability in JP1/Base

{
                    "vendor": "Hitachi",
                    "product": "JP1/Base",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "11-00",
                            "lessThan": "12-50-54",
                            "changes": [
                                {
                                    "at": "12-50-54",
                                    "status": "unaffected"
                                },
                                {
                                    "at": "11-50-36",
                                    "status": "unaffected"
                                }
                            ],
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }