5.5

CVE-2026-94043

Free5GC Gmm handler.go race condition

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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
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Produkt Free5GC
Version 4.2.0
Status affected
Version 4.2.1
Status affected
Version 4.2.2
Status affected
Version 4.2.3
Status affected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.34% 0.277
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
cna@vuldb.com 5.5 0 0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
cna@vuldb.com 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
cna@vuldb.com 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

https://github.com/free5gc/free5gc/
https://vuldb.com/vuln/407972
https://vuldb.com/vuln/407972/cti
https://vuldb.com/cve/CVE-2026-94043
https://vuldb.com/submit/949261
https://github.com/free5gc/free5gc/issues/1109
https://github.com/free5gc/amf/pull/238
https://github.com/free5gc/amf/commit/e323b01464355781b8b8d5dd695e05cbc00a62f2