In isPackageNullOrSystem of AppOpsService.java, there is a possible persistent denial of service due to improper input validation. This could lead to local denial of service with no additional execution privileges needed. User interaction i…

{
                    "defaultStatus": "unaffected",
                    "product": "Android",
                    "vendor": "Google",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "16-qpr2"
                        },
                        {
                            "status": "affected",
                            "version": "16"
                        },
                        {
                            "status": "affected",
                            "version": "15"
                        },
                        {
                            "status": "affected",
                            "version": "14"
                        }
                    ]
                }