CVE-2026-35457

libp2p-rust is the official rust language Implementation of the libp2p networking stack. Prior to 0.17.1, the rendezvous server stores pagination cookies without bounds. An unauthenticated peer can repeatedly issue DISCOVER requests and force unbounded memory growth. This vulnerability is fixed i...

GHSA-V5HW-CV9C-RPG7 libp2p-rendezvous: Unbounded rendezvous DISCOVER cookies enable remote memory exhaustion

Summary The rendezvous server stores pagination cookies without bounds. An unauthenticated peer can repeatedly issue DISCOVER requests and force unbounded memory growth. Details Pagination state is stored in: rs HashMap On Message::Discover: remote peer → DISCOVER → handlerequest →...