CVE-2024-27099: Azure IoT Platform Device SDK Double Free Vulnerability

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-02-27 · updated 2026-06-17
Weakness: CWE-415

Description

The uAMQP is a C library for AMQP 1.0 communication to Azure Cloud Services. When processing an incorrect `AMQP_VALUE` failed state, may cause a double free problem. This may cause a RCE. Update submodule with commit 2ca42b6e4e098af2d17e487814a91d05f6ae4987.

Affected products

azure-uamqp-c: before 2023-2-08 — fixed in 2023-2-08
azure-uamqp-c: before 2023-2-08 — fixed in 2023-2-08
azure-uamqp-c: before 2023-2-08

How to fix

Upgrade to a fixed version: azure-uamqp-c 2023-2-08; azure-uamqp-c 2023-2-08. Check the vendor advisory for mitigations.

References

https://github.com/Azure/azure-uamqp-c/commit/2ca42b6e4e098af2d17e487814a91d05f6ae4987
https://github.com/Azure/azure-uamqp-c/security/advisories/GHSA-6rh4-fj44-v4jj
https://github.com/Azure/azure-uamqp-c/commit/2ca42b6e4e098af2d17e487814a91d05f6ae4987
https://github.com/Azure/azure-uamqp-c/security/advisories/GHSA-6rh4-fj44-v4jj

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