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CVE-2026-34219 libp2p-gossipsub: Gossipsub PRUNE Backoff Heartbeat Instant Overflow

🗓️ 31 Mar 2026 15:47:31Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 23 Views

CVE-2026-34219: Rust libp2p gossipsub backoff expiry overflow can panic on crafted PRUNE.

Related
Affected
Refs
[
  {
    "vendor": "libp2p",
    "product": "rust-libp2p",
    "versions": [
      {
        "version": "< 0.49.4",
        "status": "affected"
      }
    ]
  }
]

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