Bandit Buffers Unbounded WebSocket Continuation Frames, Allowing Unauthenticated Memory Exhaustion

Summary A single unauthenticated WebSocket client can exhaust server memory in any Bandit-fronted application that accepts WebSocket connections. The fragmented-message reassembly path appends every Continuationfin: false frame's payload to a per-connection iolist with no cumulative size cap, so ...

GHSA-PF94-94M9-536P Bandit Buffers Unbounded WebSocket Continuation Frames, Allowing Unauthenticated Memory Exhaustion

Summary A single unauthenticated WebSocket client can exhaust server memory in any Bandit-fronted application that accepts WebSocket connections. The fragmented-message reassembly path appends every Continuationfin: false frame's payload to a per-connection iolist with no cumulative size cap, so ...