EUVD-2026-42409

libp2p: CPU DoS via oversized IHAVE and IWANT control message arrays...

PT-2026-56603

Name of the Vulnerable Software and Affected Versions libp2p versions prior to 16.0.0 Description In the @libp2p/gossipsub module, the defaultDecodeRpcLimits configuration sets maxIhaveMessageIDs and maxIwantMessageIDs to Infinity. This allows oversized IHAVE and IWANT control message arrays in...