{"dataType":"CVE_RECORD","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"}],"x_generator":{"engine":"CVE-Request-form 0.0.1"}}}}