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High0xCERT-2026-0211·

Zebra Address Book Aborted by IPv4-Mapped Mempool Misbehavior Update

Zebra Address Book Aborted by IPv4-Mapped Mempool Misbehavior Update. You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node listens on the default [::] address on a Linux host (the standard deployment configuration — net.

Vuln-watch · relayed from the GitHub Advisory Database; see Source & attribution below

Summary

You are affected if: 1. You run zebrad up to and including v4.4.1. 2. Your node listens on the default [::] address on a Linux host (the standard deployment configuration — net.

Affected

  • zebra-network (rust) <= 6.0.0 — fixed in 7.0.0
  • zebrad (rust) <= 4.4.1 — fixed in 4.5.0

Severity

High, as rated by the upstream advisory.

Recommended actions

  • Upgrade zebra-network to 7.0.0 or later
  • Upgrade zebrad to 4.5.0 or later

Source & attribution

This 0xCERT advisory summarises GHSA-63wg-wjjj-7cp8 / CVE-2026-52829 from the GitHub Advisory Database, credited upstream to Haxatron, oxarbitrage, mpguerra: https://github.com/advisories/GHSA-63wg-wjjj-7cp8. Details may change; refer to the original source for the authoritative record.

OpenPGP-signed. The signed text of this advisory verifies against the 0xCERT key CCC7 D9EC 9415 723D.

Published 2026-07-02 · last updated 2026-10-08

curl -s https://www.0xcert.com/pgp.asc | gpg --import && curl -s https://www.0xcert.com/advisory/0xCERT-2026-0211/signed.txt | gpg --verify