[WP-H9] LenderPool.sol#start() startFeeFraction can be used by a malicious/compromised owner to rug lenders

Lines of code Vulnerability details A configurable startFeeFraction with no upper bound can be claimed by the caller to a specified address. The fee is not based on the gas cost, but on the totalLent of the pool. We believe this startFee reward is unnecessary and it creates a potential rug vector...

_withdrawLiquidity() is Not Consistent With start()

Lines of code Vulnerability details Impact withdrawLiquidity details a number of scenarios under which a user may withdraw their liquidity. The first two scenarios outline cases where the credit line has either been cancelled by the borrower or insufficient assets have been lent out to the pool b...