//src/oracles/EETHPriceAdapter.sol
    function latestRoundData()
        public
        view
        returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound)
    {
    ...
            (
            uint80 roundId_,
            int256 basePrice,
            uint256 startedAt_,
            uint256 updatedAt_,
            uint80 answeredInRound_
        ) = BASE_AGGREGATOR.latestRoundData();

|>      int256 eETHBasePrice = _convertWEETHPrice(basePrice, weETHPrice);

        return (roundId_, eETHBasePrice, startedAt_, updatedAt_, answeredInRound_);
    }
//src/PriceOracle.sol

    function getAssetPriceFromChainlink(address asset) public view returns (uint256) {
        AggregatorV2V3Interface sourceAgg = assetChainlinkAggregators[asset];
        require(address(sourceAgg) != address(0), Errors.ASSET_AGGREGATOR_NOT_EXIST);

        (uint80 roundId, int256 answer, , uint256 updatedAt, uint80 answeredInRound) = sourceAgg.latestRoundData();
          //@audit when calling EETHPriceAdapter::latestRoundData, only BASE_AGGREGATOR's staleness will be checked. WEETH_AGGREGATOR's staleness check is missing.
|>        require(answer > 0, Errors.ASSET_PRICE_IS_ZERO);
|>        require(updatedAt != 0, Errors.ORACLE_PRICE_IS_STALE);
|>        require(answeredInRound >= roundId, Errors.ORACLE_PRICE_IS_STALE);

        return uint256(answer);
    }
