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fix: api: Length check the array sent to eth_feeHistory RPC (#11696)

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Co-authored-by: Rod Vagg <rod@vagg.org>
Co-authored-by: Steven Allen <steven@stebalien.com>
This commit is contained in:
parthshah1 2024-03-10 18:43:45 -07:00 committed by Steven Allen
parent f929ae17d7
commit be2bb0a588
1 changed files with 5 additions and 0 deletions
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5
node/impl/full/eth.go
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@ -42,6 +42,8 @@ import (
var ErrUnsupported = errors.New("unsupported method")
const maxEthFeeHistoryRewardPercentiles = 100
type EthModuleAPI interface {
EthBlockNumber(ctx context.Context) (ethtypes.EthUint64, error)
EthAccounts(ctx context.Context) ([]ethtypes.EthAddress, error)
@ -698,6 +700,9 @@ func (a *EthModule) EthFeeHistory(ctx context.Context, p jsonrpc.RawParams) (eth
}
rewardPercentiles := make([]float64, 0)
if params.RewardPercentiles != nil {
if len(*params.RewardPercentiles) > maxEthFeeHistoryRewardPercentiles {
return ethtypes.EthFeeHistory{}, errors.New("length of the reward percentile array cannot be greater than 100")
}
rewardPercentiles = append(rewardPercentiles, *params.RewardPercentiles...)
}
for i, rp := range rewardPercentiles {