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.
https://vuldb.com/vuln/407972/cti
https://vuldb.com/submit/949261
https://vuldb.com/cve/CVE-2026-94043
https://github.com/free5gc/free5gc/issues/1109
https://github.com/free5gc/free5gc/
https://github.com/free5gc/amf/pull/238
https://github.com/free5gc/amf/commit/e323b01464355781b8b8d5dd695e05cbc00a62f2
Published: 2026-09-20
Updated: 2026-09-20
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 5.3
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Severity: Medium
Base Score: 6.9
Vector: 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
Severity: Medium