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Orbit v4 Hooks

Finalized
Audit competition · sponsored by Orbit Exchange

Hook framework and dynamic-fee module for Orbit's concentrated-liquidity AMM.

SolidityEthereumBase1,195 nSLOC
Prize pool
$120,000
  1. Upcoming
  2. Live
  3. Judging
  4. Escalation window
  5. Finalized

Final standings

$119,999 distributed · $1 rounding remainder returned to sponsor

#1
Mmarrow
$55,382
#2
Llattice.eth
$33,686
#3
KKestrel
$27,683
#4
ICIvy Chen
$3,248

Finding groups

Each unique root cause, how many wardens found it, and each share. Selected write-ups get +30%.

  • H-01Hook reentrancy into settle() double-counts deltas2 findings10 × 0.9^1 ÷ 2 = 4.5000
  • H-02In-block volatility read lets swappers zero the dynamic fee1 finding10 × 0.9^0 ÷ 1 = 10.0000
  • M-01TickMath boundary rounding at MIN_TICK1 finding3 × 0.9^0 ÷ 1 = 3.0000
  • M-02Hook permission flags not validated against implementation3 findings3 × 0.9^2 ÷ 3 = 0.8100