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    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-122992",
        "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "state": "PUBLISHED",
        "assignerShortName": "mitre",
        "dateReserved": "2026-11-05T02:36:35.286Z",
        "datePublished": "2026-11-05T02:36:35.657Z",
        "dateUpdated": "2026-11-05T02:36:35.657Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "product": "DStarGateway",
                    "programFiles": [
                        "APRS/APRSUtils.cpp"
                    ],
                    "programRoutines": [
                        {
                            "name": "dstarCallsignToAPRS"
                        }
                    ],
                    "repo": "https://github.com/g4klx/DStarGateway",
                    "vendor": "G4KLX",
                    "versions": [
                        {
                            "lessThan": "7b75de605dca542a2953dd74c16f0eac96a8944e",
                            "status": "affected",
                            "version": "bd3b8650c41d3537c2af1d2d32dcb5b9f2a1a754",
                            "versionType": "git"
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In G4KLX DStarGateway and F4FXL DStarGateway before 7b75de6, dstarCallsignToAPRS in APRSUtils.cpp has an integer underflow via an empty RS-MS1A sender field."
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "attackVector": "NETWORK",
                        "baseScore": 9.2,
                        "baseSeverity": "CRITICAL",
                        "privilegesRequired": "NONE",
                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "HIGH",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "userInteraction": "NONE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H",
                        "version": "4.0",
                        "vulnAvailabilityImpact": "HIGH",
                        "vulnConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "NONE",
                        "vulnerabilityResponseEffort": "NOT_DEFINED"
                    },
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-191",
                            "description": "CWE-191 Integer Underflow (Wrap or Wraparound)",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
                "shortName": "mitre",
                "dateUpdated": "2026-11-05T02:36:35.657Z"
            },
            "references": [
                {
                    "url": "https://github.com/g4klx/DStarGateway"
                },
                {
                    "url": "https://github.com/F4FXL/DStarGateway/pull/71"
                },
                {
                    "url": "https://github.com/F4FXL/DStarGateway/blob/7b75de605dca542a2953dd74c16f0eac96a8944e/README.md?plain=1#L159-L161"
                }
            ],
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    }
}