void CameraService::BasicClient::opChanged(int32_t op, const String16& packageName) {
 String8 name(packageName);
 String8 myName(mClientPackageName);

 if (op != AppOpsManager::OP_CAMERA) {
        ALOGW("Unexpected app ops notification received: %d", op);
 return;
 }

 int32_t res;
    res = mAppOpsManager.checkOp(AppOpsManager::OP_CAMERA,
            mClientUid, mClientPackageName);
    ALOGV("checkOp returns: %d, %s ", res,
            res == AppOpsManager::MODE_ALLOWED ? "ALLOWED" :
            res == AppOpsManager::MODE_IGNORED ? "IGNORED" :
            res == AppOpsManager::MODE_ERRORED ? "ERRORED" :
 "UNKNOWN");

 if (res != AppOpsManager::MODE_ALLOWED) {
        ALOGI("Camera %d: Access for \"%s\" revoked", mCameraId,
                myName.string());
        mClientPid = getCallingPid();
        notifyError();
        disconnect();
 }
}

This category addresses vulnerabilities caused by flawed access control mechanisms, where incorrect permission settings allow unauthorized users to access restricted resources.