{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-3650","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","state":"PUBLISHED","assignerShortName":"icscert","dateReserved":"2026-03-06T16:24:00.662Z","datePublished":"2026-03-26T21:10:30.864Z","dateUpdated":"2026-03-27T19:39:21.092Z"},"containers":{"cna":{"providerMetadata":{"orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","shortName":"icscert","dateUpdated":"2026-03-26T21:10:30.864Z"},"title":"Grassroots DICOM Missing release of memory after effective lifetime","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-401","description":"CWE-401","type":"CWE"}]}],"affected":[{"vendor":"Grassroots","product":"Grassroots DICOM (GDCM)","versions":[{"status":"affected","version":"3.2.2","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"A memory leak exists in the Grassroots DICOM library (GDCM). The bug occurs when parsing malformed DICOM files with non-standard VR types in file meta information. The vulnerability leads to vast memory allocations and resource depletion, triggering a denial-of-service condition. A maliciously crafted file can fill the heap in a single read operation without properly releasing it.","supportingMedia":[{"type":"text/html","base64":false,"value":"A memory leak exists in the Grassroots DICOM library (GDCM). The bug occurs when parsing malformed DICOM files with non-standard VR types in file meta information. The vulnerability leads to vast memory allocations and resource depletion, triggering a denial-of-service condition. A maliciously crafted file can fill the heap in a single read operation without properly releasing it."}]}],"references":[{"url":"https://sourceforge.net/projects/gdcm/"},{"url":"https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-083-01"},{"url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-083-01.json"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":8.7,"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:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":7.5,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}}],"workarounds":[{"lang":"en","value":"The maintainer of Grassroots DICOM (GDCM) has not responded to \nrequests to work with CISA to mitigate this vulnerability. For update \ninformation refer to the software page on SourceForge.\n\n https://sourceforge.net/projects/gdcm/","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>The maintainer of Grassroots DICOM (GDCM) has not responded to \nrequests to work with CISA to mitigate this vulnerability. For update \ninformation refer to the software page on SourceForge.</p><p><a href=\"https://sourceforge.net/projects/gdcm/\" title=\"(opens in a new window)\">https://sourceforge.net/projects/gdcm/</a></p>"}]}],"credits":[{"lang":"en","value":"Volodymyr Bihunenko, Mykyta Mudryi, and Markiian Chaklosh of ARIMLABS reported this vulnerability to CISA","type":"finder"}],"source":{"advisory":"ICSMA-26-083-01","discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.1"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-3650","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-03-27T19:28:28.040891Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-03-27T19:39:21.092Z"}}]}}