highLogic errorEVM-Solidity
LoopFi: Malicious borrower can evade full liquidation in `CDPVault::liquidatePosition` by repaying small amounts of debt
- Payout
- $0
- Protocol
- LoopFi
- Disclosed
- Feb 17, 2025
- Source
- code4rena
LoopFi's CDPVault lets a liquidator repay a position's full debt through liquidatePosition by passing a repayment amount it reads from virtualDebt. Because the vault trusts the caller-supplied amount and calcDecrease computes the new debt with an unsigned subt …
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References
- https://github.com/code-423n4/2024-07-loopfi-findings/issues/162
- https://github.com/code-423n4/2024-07-loopfi-findings
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