Open5GS NGAP Handover gmm-sm.c gmm_state_security_mode race condition_CVE-2026-10565

2.3 / 10

LOW

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Description

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.

Basic Information

ID CVE-2026-10565

Source VulDB

Published Jun 2, 2026 at 01:30

Affected Product

Vendor n/a

Product Open5GS

Version 2.7.0

Affected Versions n/a Open5GS 2.7.0
n/a Open5GS 2.7.1
n/a Open5GS 2.7.2
n/a Open5GS 2.7.3
n/a Open5GS 2.7.4
n/a Open5GS 2.7.5
n/a Open5GS 2.7.6

CWE Classification

CWE-362

References

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    "lastseen": "",
    "description": "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.",
    "published": "2026-06-02T01:30:09.909Z",
    "modified": "2026-06-02T01:30:09.909Z",
    "type": "cve",
    "title": "Open5GS NGAP Handover gmm-sm.c gmm_state_security_mode race condition",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/367672\nhttps://vuldb.com/vuln/367672/cti\nhttps://vuldb.com/cve/CVE-2026-10565\nhttps://vuldb.com/submit/818938\nhttps://github.com/open5gs/open5gs/issues/4497\nhttps://github.com/open5gs/open5gs/pull/4501\nhttps://github.com/user-attachments/files/27111025/N2-SMC-Concurrent.zip\nhttps://github.com/open5gs/open5gs/",
    "id": "CVE-2026-10565",
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    "cwe": [
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    "cvelist": null,
    "sourceData": "n/a Open5GS 2.7.0\nn/a Open5GS 2.7.1\nn/a Open5GS 2.7.2\nn/a Open5GS 2.7.3\nn/a Open5GS 2.7.4\nn/a Open5GS 2.7.5\nn/a Open5GS 2.7.6",
    "sourceHref": "",
    "cvss": {
        "score": 2.3,
        "severity": "LOW",
        "vector": "CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
        "version": "4.0"
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    "product": "Open5GS",
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