Submitted by IllIllI
Users can grief reward distributions by spending dust.
If a reward is targeted for an epoch in the past, a user can front-run the txn in the mempool and call addRewardToEpoch() with a dust amount at an epoch after the one in question. This will cause the transaction in the mempool to revert
ExtraRewardsDistributor.sol#L74
Allow the backdating of rewards, which will cost more gas
0xMaharishi (Aura Finance) acknowledged, but disagreed with severity and commented:
0xMaharishi (Aura Finance) resolved:
