preBorrowHook and preRepayHook can call updateRewardTokenBorrowIndex with old borrowIndex

Lines of code Vulnerability details Impact Under normal circumstances, the user calls VToken.borrow, further calls accrueInterest to update borrowIndex, and then calls preBorrowHook to trigger updateRewardTokenBorrowIndex. But since preBorrowHook is an externl function, an attacker can directly...

Comptroller.sol#healAccount did not call updateRewardTokenBorrowIndex to update the reward

Lines of code Vulnerability details Impact healAccount should call updateRewardTokenBorrowIndex to calculate the reward before affecting the debt value. Proof of Concept Tools Used manual Recommended Mitigation Steps call updateRewardTokenBorrowIndex before heal account. Assessed type Other --- T...