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[GHSA] GHSA-c5pq-fr2g-9jpf (critical) — RabbitMQ amqp091-go: Protocol Desynchronization and Frame Injection via Integer Overflow in readLongstr

medgithub_advisoriesPublished 2026-09-17

GHSA-c5pq-fr2g-9jpf Severity: critical CVE: CVE-2026-77411

RabbitMQ amqp091-go: Protocol Desynchronization and Frame Injection via Integer Overflow in readLongstr

**Summary**

A critical stream desynchronization vulnerability has been identified in the AMQP wire-protocol parser. When parsing a long string (`readLongstr`) within a table field, providing a length that exceeds the maximum signed 32

Indicators of compromise

Original source: https://github.com/advisories/GHSA-c5pq-fr2g-9jpf