go-ethereum is vulnerable to high CPU usage leading to DoS via malicious p2p message

Impact An attacker can cause high CPU usage by sending a specially crafted p2p message. More details to be released later. Credit This issue was reported to the Ethereum Foundation Bug Bounty Program by @Yenya030...

GO-2025-3436 Go Ethereum vulnerable to DoS via malicious p2p message in github.com/ethereum/go-ethereum

Go Ethereum vulnerable to DoS via malicious p2p message in github.com/ethereum/go-ethereum...

Go Ethereum vulnerable to DoS via malicious p2p message

Impact A vulnerable node can be forced to shutdown/crash using a specially crafted message. During the peer-to-peer connection handshake, a shared secret key is computed. The implementation did not verify whether the EC public key provided by the remote party is a valid point on the secp256k1...