BERLIN (Reuters) – Germany’s Bundesbank is worried about banks lending to overextended buyers in an overheated property market and reserves the right to impose additional curbs, board director Joachim Wuermeling was quoted as saying on Wednesday. He told the Handelsblatt business daily the issue of residential property loans continued to rise, although buyers were bringing less and less equity with them. “The growth is taking place in a market that is becoming increasingly vulnerable because of rising property prices,” he said, adding that there was a danger of buyers becoming over-indebted. W…