Free5GC AMF is vulnerable to DoS through its HandleRegistrationComplete function
A weakness has been identified in Free5GC 4.1.0. Affected is the function HandleRegistrationComplete of the file internal/gmm/handler.go of the component AMF. Executing a manipulation can lead to denial of service. The attack may be performed from remote. This patch is called 52e9386401ce56ea773c5aa587d4cdf7d53da799. It is best practice to apply a patch to resolve this issue.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-4531US | — | — | ||
A weakness has been identified in Free5GC 4.1.0. Affected is the function HandleRegistrationComplete of the file internal/gmm/handler.go of the component AMF. Executing a manipulat… | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/free5gc/amfPACKAGE
- https://github.com/free5gc/amf/commit/52e9386401ce56ea773c5aa587d4cdf7d53da799WEB
- https://github.com/free5gc/amf/pull/198WEB
- https://github.com/free5gc/free5gc/issues/792WEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-4531ADVISORY
- https://vuldb.com/?ctiid.352319WEB
- https://vuldb.com/?id.352319WEB
- https://vuldb.com/?submit.774073WEB
scry
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