Open5GS NGAP Handover gmm-sm.c gmm_state_security_mode race condition
Published Jun 2, 2026 · Updated Oct 23, 2026
Original summary
Normalized public record · Updated Oct 23, 2026
Open5GS NGAP Handover gmm-sm.c gmm_state_security_mode race condition
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
A security flaw has been discovered in Open5GS up to 2.7.6. The impacted element is the function gmm_state_security_mode of the file src/amf/gmm-sm.c of the component NGAP Handover. Performing a manipulation results in race condition. The attack can be initiated remotely. The complexity of an attack is rather high. The exploitability is regarded as difficult. The exploit has been released to the public and may be used for attacks. The pull request to fix this issue awaits acceptance.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- VDB-367672 | Open5GS NGAP Handover gmm-sm.c gmm_state_security_mode race condition ↗
- VDB-367672 | CTI Indicators (IOB, IOC, IOA) ↗
- CVE-2026-10565 | CVE Analysis and Report ↗
- Submit #818938 | open5gs v2.7.6 Race Condition ↗
- Source repository ↗
- Source repository ↗
- Source repository ↗
- Source repository ↗
Record history
Published Jun 2, 2026 · Last refreshed Oct 23, 2026