{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-11266", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "state": "PUBLISHED", "assignerShortName": "icscert", "dateReserved": "2025-10-03T15:37:16.725Z", "datePublished": "2025-12-12T20:48:57.303Z", "dateUpdated": "2026-01-20T20:25:52.481Z" }, "containers": { "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "DICOM (GDCM)", "vendor": "Grassroots", "versions": [ { "lessThanOrEqual": "3.0.24", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "defaultStatus": "unaffected", "product": "SimpleITK", "vendor": "NumFocus", "versions": [ { "lessThanOrEqual": "2.5.2", "status": "affected", "version": "0", "versionType": "custom" } ] }, { "defaultStatus": "unaffected", "product": "medInria", "vendor": "medInria", "versions": [ { "lessThanOrEqual": "4.0", "status": "affected", "version": "0", "versionType": "custom" } ] } ], "credits": [ { "lang": "en", "type": "finder", "value": "Morgen Malinoski reported this vulnerability to CISA." } ], "datePublic": "2025-12-11T18:00:00.000Z", "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "An out-of-bounds write vulnerability exists in the Grassroots DICOM library (GDCM). The issue is triggered during parsing of a malformed DICOM file containing encapsulated PixelData fragments (compressed image data stored as multiple fragments). This vulnerability leads to a segmentation fault caused by an out-of-bounds memory access due to unsigned integer underflow in buffer indexing. It is exploitable via file input, simply opening a crafted malicious DICOM file is sufficient to trigger the crash, resulting in a denial-of-service condition." } ], "value": "An out-of-bounds write vulnerability exists in the Grassroots DICOM library (GDCM). The issue is triggered during parsing of a malformed DICOM file containing encapsulated PixelData fragments (compressed image data stored as multiple fragments). This vulnerability leads to a segmentation fault caused by an out-of-bounds memory access due to unsigned integer underflow in buffer indexing. It is exploitable via file input, simply opening a crafted malicious DICOM file is sufficient to trigger the crash, resulting in a denial-of-service condition." } ], "metrics": [ { "cvssV4_0": { "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "baseScore": 6.8, "baseSeverity": "MEDIUM", "exploitMaturity": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "ACTIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] }, { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2025-12-12T20:48:57.303Z" }, "references": [ { "url": "https://github.com/malaterre/GDCM/releases/tag/v3.2.2" }, { "url": "https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-345-01" }, { "url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2025/icsma-25-345-01.json" } ], "solutions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "

The maintainer of the software recommends users update Grassroots DICOM (GDCM) to v3.2.2 or later from the main GitHub repository.

SimpleITK and medInria have both released fixes for the vulnerability.

" } ], "value": "The maintainer of the software recommends users update Grassroots DICOM (GDCM) to v3.2.2 or later https://github.com/malaterre/GDCM/releases/tag/v3.2.2  from the main GitHub repository.\n\nSimpleITK and medInria have both released fixes for the vulnerability." } ], "source": { "advisory": "ICSMA-25-345-01", "discovery": "EXTERNAL" }, "title": "Grassroots DICOM (GDCM) Out-of-bounds Write", "x_generator": { "engine": "Vulnogram 0.5.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2025-12-15T15:39:13.062094Z", "id": "CVE-2025-11266", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-12-15T15:39:41.678Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-01-20T20:25:52.481Z" }, "references": [ { "url": "https://github.com/malaterre/GDCM/commit/5829c95c8ac3afa9a3a3413675e948959c28a789" } ], "title": "CVE Program Container", "x_generator": { "engine": "ADPogram 0.0.1" } } ] } }