PT-2026-89826 · Libp2P · Libp2P-Rendezvous

·

CVE-2026-89146

·

Published

2026-09-11

·

Updated

2026-09-11

CVSS v3.1

7.5

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
libp2p-rendezvous through 0.17.1 fails to validate registration TTL values in discovery responses, allowing attackers to trigger timer arithmetic overflow. A malicious rendezvous server can send a discovery response with an unbounded TTL value that causes the client node process to panic when computing the expiry timer.

Exploit

Fix

Assertion Failure

Integer Overflow

Found an issue in the description? Have something to add? Feel free to write us 👾

Weakness Enumeration

Related Identifiers

CVE-2026-89146

Affected Products

Libp2P-Rendezvous