mediumInteger overflow/underflowEVM-Solidity
The Graph: After proposed 0.8.0 upgrade kicks in, L2 `finalizeInboundTransfer` might not work
- Payout
- $0
- Protocol
- The Graph
- Disclosed
- Aug 7, 2026
- Source
- code4rena
The Graph's L2GraphTokenGateway restricts finalizeInboundTransfer to calls arriving from its L1 counterpart gateway, verified via applyL1ToL2Alias, which intentionally wraps the L1 address plus a fixed offset into the expected L2 sender. The protocol planned t …
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References
- https://github.com/code-423n4/2022-10-thegraph-findings/issues/289
- https://github.com/code-423n4/2022-10-thegraph-findings
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