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Audit Issue 21: Better unique message ID in Outbound Queue v2 #21

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Merged
claravanstaden merged 3 commits into from
Apr 14, 2025
Merged

Audit Issue 21: Better unique message ID in Outbound Queue v2 #21

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5b131ab
better unique message id
claravanstaden Apr 10, 2025
78b7326
use blake2_256
claravanstaden Apr 10, 2025
57ffa85
Revert "use blake2_256"
claravanstaden Apr 11, 2025
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4 changes: 1 addition & 3 deletions bridges/snowbridge/pallets/system-v2/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -228,12 +228,10 @@ pub mod pallet {
fn send(origin: H256, command: Command, fee: u128) -> DispatchResult {
let mut message = Message {
origin,
id: Default::default(),
id: sp_io::hashing::blake2_256(&(origin, command, fee).encode()).into(),
fee,
commands: BoundedVec::try_from(vec![command]).unwrap(),
};
let hash = sp_io::hashing::blake2_256(&message.encode());
message.id = hash.into();

let ticket = <T as pallet::Config>::OutboundQueue::validate(&message)
.map_err(|err| Error::<T>::Send(err))?;
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