198-aave-v3-multichain-debt-ceiling-updates.md

Proposal 198. Aave v3 Polygon, Arbitrum - update of debt ceilings

Voting link

https://app.aave.com/governance/proposal/?proposalId=198

Governance forum discussion

https://governance.aave.com/t/gauntlet-aave-v3-isolation-mode-methodology/12290

BGD analysis

Proposal types

🔧 📊 params-update

Context

This proposal updates debt ceilings on Aave v3 Polygon and Arbitrum.

Proposal creation

Transaction: https://etherscan.io/tx/0x14968841da033215afb979a08a8ca55b25473e6cb162981e1dc6958b0e3d4bb1

- id: 198
- creator: 0x683a4f9915d6216f73d6df50151725036bd26c02
- executor: 0xee56e2b3d491590b5b31738cc34d5232f378a8d5
- targets: [0x158a6bc04f0828318821bae797f50b0a1299d45b,0xd1b3e25fd7c8ae7caddc6f71b461b79cd4ddcfa3]
- values: [0,0]
- signatures: [execute(address),execute(address)]
- calldatas: [0x0000000000000000000000006bce15b789e537f3aba3c60cb183f0e8737f05ec,0x0000000000000000000000004393277b02ef3ca293990a772b7160a8c76f2443]
- withDelegatecalls: [true,true]
- startBlock: 16985017
- endBlock: 17004217
- strategy: 0xb7e383ef9b1e9189fc0f71fb30af8aa14377429e
- ipfsHash: 0xc3d2121ca8e90ce2bc2e715bec74f92cb2241e1b88a338a855661865402e2ea7

Aave Seatbelt report

Ethereum

https://github.com/bgd-labs/seatbelt-for-ghosts/blob/main/reports/Aave/0xEC568fffba86c094cf06b22134B23074DFE2252c/198.md

Polygon

https://github.com/bgd-labs/seatbelt-for-ghosts/blob/main/reports/Aave/0xEC568fffba86c094cf06b22134B23074DFE2252c/198_fx_25_0.md

Arbitrum

Aave Seatbelt doesn't support Arbitrum yet.

Technical analysis

We have verified the proposal uses correctly the Aave cross-chain governance system to communicate with Polygon and Arbitrum. The proposals payloads do the following:

Polygon

This payload is correctly created with the new BGD's Aave Config Engine of Aave v3 Polygon as target, doing the following changes:

• EURS debt ceiling: 5'000'000 USD -> 675'000 USD

Arbitrum

This payload is also correctly created with the new BGD's Aave Config Engine of Aave v3 Arbitrum as target, doing the following changes:

• USDT debt ceiling: 5'000'000 USD -> 2'500'000 USD
• EURS debt ceiling: 5'000'000 USD -> 25'000 USD

BGD validations

✅ The code on the proposal payload corresponds to the proposal specification.

✅ The proposal includes a proper tests suite, checking all necessary post-conditions.

✅ BGD reviewed the payload before the proposal was submitted.

✅ Only one payload used via delegatecall

✅ BGD reviewed the procedure followed to submit the proposal.