Submitted by cccz, also found by 0x1f8b, 0xDjango, 0xkatana, berndartmueller, defsec, Dravee, horsefacts, hyh, IllIllI, kenta, rayn, reassor, sorrynotsorry, and WatchPug
On ChainlinkOracleProvider.sol and ChainlinkUsdWrapper.sol , we are using latestRoundData, but there is no check if the return value indicates stale data.
This could lead to stale prices according to the Chainlink documentation:
https://docs.chain.link/docs/historical-price-data/#historical-rounds
https://docs.chain.link/docs/faq/#how-can-i-check-if-the-answer-to-a-round-is-being-carried-over-from-a-previous-round
ChainlinkOracleProvider.sol#L55
ChainlinkUsdWrapper.sol#L64
chase-manning (Backd) confirmed and resolved
