highLogic errorEVM-Solidity
zkSync: `paymaster` will refund `spentOnPubdata` to user
- Payout
- $0
- Protocol
- zkSync
- Disclosed
- May 29, 2024
- Source
- code4rena
In zkSync's bootloader refund routine, the gas spent on pubdata is only deducted at the very end of the transaction. When a paymaster is present, refundCurrentL2Transaction tells the paymaster's postTransaction hook its maximum refundable gas is gasLeft + rese …
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References
- https://github.com/code-423n4/2024-03-zksync-findings/issues/78
- https://github.com/code-423n4/2024-03-zksync-findings
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