# CVE-2024-21646: azure-uamqp-python: Azure uAMQP is a general purpose C library for AMQP 1.0

CVE-2024-21646 is fixed in azure-uamqp-python on 1 platform, first by DEBIAN-CVE-2024-21646, released January 9, 2024. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2024-21646
- Priority: Urgent
- CVSS: 9.8 (critical)
- EPSS: 0.0511
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jan 9, 2024

## Description

Azure uAMQP is a general purpose C library for AMQP 1.0. The UAMQP library is used by several clients to implement AMQP protocol communication.  When clients using this library receive a crafted binary type data, an integer overflow or wraparound or memory safety issue can occur and may cause remote code execution.  This vulnerability has been patched in release 2024-01-01.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | azure-uamqp-python Debian 13.5 (trixie) | 1.6.8-1 | [DEBIAN-CVE-2024-21646](https://patchblox.com/security/data/fix/linux/debian-cve-2024-21646.md) | Jan 9, 2024 |
| Linux | azure-uamqp-python Debian 14 | 1.6.8-1 | [DEBIAN-CVE-2024-21646](https://patchblox.com/security/data/fix/linux/debian-cve-2024-21646.md) | Jan 9, 2024 |

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Data as of 2026-11-08T19:12:23Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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