pgproto3 SQL Injection via Protocol Message Size Overflow
ImpactSQL injection can occur if an attacker can cause a single query or bind message to exceed 4 GB in size. An integer overflow in the calculated message size can cause the one large message to be sent as multiple messages under the attacker's control.PatchesThe problem is resolved in v2.3.3WorkaroundsReject user input large enough to cause a single query or bind message to exceed 4 GB in size.