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fix(security): validate extensions PDA in deposit processor #21

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Merged
dev-jodee merged 1 commit into from
Feb 20, 2026
Merged

fix(security): validate extensions PDA in deposit processor #21

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6 changes: 5 additions & 1 deletion program/src/instructions/deposit/processor.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -13,7 +13,8 @@ use crate::{
events::DepositEvent,
instructions::Deposit,
state::{
get_extensions_from_account, AllowedMint, AllowedMintPda, Escrow, ExtensionType, HookData, HookPoint, Receipt,
get_extensions_from_account, validate_extensions_pda, AllowedMint, AllowedMintPda, Escrow, ExtensionType,
HookData, HookPoint, Receipt,
},
traits::{AccountSerialize, AccountSize, EventSerialize, ExtensionData, PdaSeeds},
utils::{create_pda_account, emit_event, get_mint_decimals},
Expand Down Expand Up @@ -70,6 +71,9 @@ pub fn process_deposit(program_id: &Address, accounts: &[AccountView], instructi
receipt.write_to_slice(&mut receipt_data_slice)?;
drop(receipt_data_slice);

// Validate extensions PDA
validate_extensions_pda(ix.accounts.escrow, ix.accounts.extensions, program_id)?;

// Get hook extension if present
let exts = get_extensions_from_account(ix.accounts.extensions, &[ExtensionType::Hook])?;
let hook_data = exts[0].as_ref().map(|b| HookData::from_bytes(b)).transpose()?;
Expand Down