Back to bulej93's contests

QuickSwap and StellaSwap contest - bulej93's results

A concentrated liquidity DEX with dynamic fees.

General Information

Platform: Code4rena

Start Date: 26/09/2022

Pot Size: $50,000 USDC

Total HM: 13

Participants: 113

Period: 5 days

Judge: 0xean

Total Solo HM: 6

Id: 166

League: ETH

QuickSwap and StellaSwap

Findings Distribution

Researcher Performance

Rank: 49/113

Findings: 2

Award: $76.09

🌟 Selected for report: 0

🚀 Solo Findings: 0

External Links

Code4rena Contest PageGithub Contest RepositoryGithub Findings RepositoryQuickSwap and StellaSwap

Findings Information

🌟 Selected for report: 0xNazgul

Also found by: 0x1f8b, 0x52, 0xDecorativePineapple, 0xSmartContract, 0xmatt, Aeros, Aymen0909, Bnke0x0, Chom, CodingNameKiki, Deivitto, DimitarDimitrov, IllIllI, JC, Jeiwan, Lambda, Matin, Migue, Mukund, Ocean_Sky, Olivierdem, RaymondFam, RockingMiles, Rolezn, Ruhum, Satyam_Sharma, Shinchan, Tomo, Trabajo_de_mates, V_B, Waze, __141345__, a12jmx, ajtra, asutorufos, aysha, brgltd, bulej93, carrotsmuggler, catchup, cccz, chrisdior4, cryptonue, cryptphi, d3e4, defsec, delfin454000, durianSausage, erictee, fatherOfBlocks, gogo, kaden, karanctf, ladboy233, lukris02, mahdikarimi, martin, mics, natzuu, oyc_109, p_crypt0, pedr02b2, rbserver, reassor, rotcivegaf, rvierdiiev, sikorico, slowmoses, sorrynotsorry, tnevler, trustindistrust

Awards

52.0694 USDC - $52.07

Labels

bug
QA (Quality Assurance)

External Links

Link to GitHub issue

use a more recent version of solidity

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/PriceMovementMath.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/AdaptiveFee.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/base/PoolImmutables.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/base/PoolState.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TickTable.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TokenDeltaMath.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TickManager.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPoolDeployer.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L2)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/Constants.sol#L2)

Place structs at the top before functions

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L96-L100)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L262-L266)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L675-L690)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L692-L700)

natspec incomplete

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L79-L94)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TickTable.sol#L46-L59)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TickTable.sol#L121-L128)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TickTable.sol#L68-L119)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TickManager.sol#L39-L64)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TickManager.sol#L78-L118)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L103-L168)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L171-L190)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L274-L364)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L366-L394)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L403-L413)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L416-L485)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L488-L510)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L513-L533)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L536-L544)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L551-L559)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L561-L578)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L589-L623)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L626-L673)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L703-L888)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L59-L74)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L122-L124)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPoolDeployer.sol#L44-L52)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L53-L85)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L88-L107)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L110-L117)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L120-L128)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L131-L142)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L150-L159)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/AdaptiveFee.sol#L25-L39)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/AdaptiveFee.sol#L44-L65)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/AdaptiveFee.sol#L70-L108)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L32-L54)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L66-L86)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L94-L101)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L105-L135)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L148-L191)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L205-L263)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L277-L316)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L326-L358)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L384-L418)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/PriceMovementMath.sol#L36-L43)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/PriceMovementMath.sol#L45-L91)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/PriceMovementMath.sol#L136-L197)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TokenDeltaMath.sol#L23-L36)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TokenDeltaMath.sol#L45-L54)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TokenDeltaMath.sol#L61-L69)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/TokenDeltaMath.sol#L76-L84)

Check for 0 address

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L416-L485)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L488-L510)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L589-L623)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L626-L673)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPool.sol#L891-L949)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L50-L56)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L77-L81)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L84-L88)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L91-L95)

use 2-step acceptance

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L77-L81)

Findings Information

🌟 Selected for report: IllIllI

Also found by: 0x1f8b, 0x5rings, 0xNazgul, 0xRoxas, 0xSmartContract, 0xbepresent, 0xmatt, Aeros, Amithuddar, Awesome, Aymen0909, B2, Bnke0x0, ChristianKuri, CodingNameKiki, Deivitto, Diraco, Fitraldys, HardlyCodeMan, JC, Mukund, Noah3o6, Olivierdem, RaymondFam, ReyAdmirado, RockingMiles, Rolezn, Ruhum, Saintcode_, Shinchan, SnowMan, TomJ, Tomio, Tomo, V_B, Waze, __141345__, ajtra, asutorufos, aysha, beardofginger, bobirichman, brgltd, bulej93, c3phas, ch0bu, cryptonue, defsec, delfin454000, dharma09, durianSausage, emrekocak, erictee, fatherOfBlocks, francoHacker, gianganhnguyen, gogo, imare, kaden, karanctf, ladboy233, lukris02, m_Rassska, martin, medikko, mics, natzuu, oyc_109, peiw, rbserver, ret2basic, rotcivegaf, saian, shark, slowmoses, tnevler, trustindistrust, zeesaw, zishansami

Awards

24.0179 USDC - $24.02

Labels

bug
G (Gas Optimization)

External Links

Link to GitHub issue

make function payable to revert for those who dont have permission

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L77-L81)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L84-L88)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L91-L95)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraFactory.sol#L98-L114)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPoolDeployer.sol#L36-L41)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/AlgebraPoolDeployer.sol#L44-L52)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L37-L39)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L53-L85)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L88-L107)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L110-L117)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L120-L128)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L150-L159)

Make variable immutable since they never change

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L15)

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/DataStorageOperator.sol#L16)

Use ++i instead of i++

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L307)

cache array length

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L307)

i already set to 0

(https://github.com/code-423n4/2022-09-quickswap/blob/15ea643c85ed936a92d2676a7aabf739b210af39/src/core/contracts/libraries/DataStorage.sol#L307)

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