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security fixes

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This commit is contained in:
Hardhat Chad
2024-03-19 03:08:47 +00:00
parent bb09c693d7
commit 9f6ef5dce1
12 changed files with 231 additions and 85 deletions
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10
src/processor/mine.rs
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@@ -47,7 +47,7 @@ pub fn process_mine<'a, 'info>(
return Err(ProgramError::NotEnoughAccountKeys);
};
load_signer(signer)?;
load_bus(bus_info, true)?;
load_any_bus(bus_info, true)?;
load_proof(proof_info, signer.key, true)?;
load_treasury(treasury_info, false)?;
load_sysvar(slot_hashes_info, sysvar::slot_hashes::id())?;
@@ -80,10 +80,10 @@ pub fn process_mine<'a, 'info>(
// Update claimable rewards
let mut bus_data = bus_info.data.borrow_mut();
let bus = Bus::try_from_bytes_mut(&mut bus_data)?;
if bus.rewards.lt(&treasury.reward_rate) {
return Err(OreError::BusRewardsInsufficient.into());
}
bus.rewards = bus.rewards.saturating_sub(treasury.reward_rate);
bus.rewards = bus
.rewards
.checked_sub(treasury.reward_rate)
.ok_or(OreError::BusRewardsInsufficient)?;
proof.claimable_rewards = proof.claimable_rewards.saturating_add(treasury.reward_rate);
// Hash recent slot hash into the next challenge to prevent pre-mining attacks