CVE-2026-35457

libp2p-rust has unbounded rendezvous DISCOVER cookies enable remote memory exhaustion

CVSS 8.2 HIGHEPSS 0.3%CWE-770

Vexday Risk Score

21Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS 8.2EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

07 abr 2026Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

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 in 0.17.1.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Produtos afetados

libp2p · rust-libp2p

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Referências

https://github.com/libp2p/rust-libp2p/security/advisories/GHSA-v5hw-cv9c-rpg7