117-aave-v2-ethereum-risk-parameter-updates-REN-2022-12-11.md

Proposal 117. Aave v2 Ethereum - Risk Parameter Updates REN 2022-12-11

Voting link

https://app.aave.com/governance/proposal/?proposalId=117

Governance forum discussion

https://governance.aave.com/t/arc-market-downturn-gauntlet-analysis-november-2022/10625

BGD analysis

Proposal types

🔧 📊 params-update

Context

This proposal is an update of risk parameters on Aave v2 Ethereum by Gauntlet, to freeze the REN asset, motivated by an important situation of volatility in the market.

Proposal creation

Transaction: https://etherscan.io/tx/0xb388da860f6d2ec2a27ba29147ce7285ed8102f9a4783d6d3f8d6e44a908b561

- id: 117
- creator: 0x683a4f9915d6216f73d6df50151725036bd26c02
- executor: 0xee56e2b3d491590b5b31738cc34d5232f378a8d5
- targets: [0x311bb771e4f8952e6da169b425e7e92d6ac45756]
- values: [0]
- signatures: []
- calldatas: [0x7aca76eb000000000000000000000000408e41876cccdc0f92210600ef50372656052a38]
- withDelegatecalls: [false]
- startBlock: 15965387
- endBlock: 15984587
- strategy: 0xb7e383ef9b1e9189fc0f71fb30af8aa14377429e
- ipfsHash: 0x1a19a9cdef0a9717596c08cec5ecf4786dbe044668d3d139cc8a32931bea8012

Aave Seatbelt report

https://github.com/bgd-labs/seatbelt-for-ghosts/blob/main/reports/Aave/0xEC568fffba86c094cf06b22134B23074DFE2252c/117.md

Technical analysis

From a technical perspective, we have verified that the calldata submitted as payload of the proposal does the following:

1. Calls freezeReserve() on the Aave Pool Configurator for REN, disabling providing liquidity and borrowing; keeping active repayments and liquidations.

BGD validations

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

✅ Payload encoded via multiple targets and calldatas, no delegatecall

✅ BGD reviewed the payload before the proposal was submitted.

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

❌ BGD reviewed the procedure followed to submit the proposal.