CVE-2026-94043

Medium

Description

A vulnerability was determined in Free5GC up to 4.2.3. This vulnerability affects unknown code of the file /corefuzzer_deps/free5gc/NFs/amf/internal/gmm/handler.go of the component Gmm Handler. This manipulation causes race condition. The attack can be initiated remotely. Patch name: e323b01464355781b8b8d5dd695e05cbc00a62f2. To fix this issue, it is recommended to deploy a patch.

SeverityMedium

CVSS5.3

Exploit probability—

ProductFree5gc

PublishedSep 20, 2026

First seenSep 20, 2026

Weakness typeCWE-362Race condition

How to fix

Patches

github.com/free5gc/amf/pull/238
github.com/free5gc/amf/commit/e323b01464355781b8b8d5dd695e05cbc00a62f2

Affected products

Product	Affected versions	Fixed in
free5gc free5gc	4.2.0, 4.2.1, 4.2.2, 4.2.3	—

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