{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-111275", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-15T19:33:21.431Z", "datePublished": "2026-10-15T21:43:21.786Z", "dateUpdated": "2026-10-15T21:43:21.786Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-15T21:43:21.786Z"}, "datePublic": "2026-07-06T00:00:00.000Z", "title": "nifti_clib through 3.0.1 Stack Out-of-Bounds Access via nifti_convert_n2hdr2nim", "descriptions": [{"lang": "en", "value": "nifti_clib through 3.0.1 contains a stack-based out-of-bounds read and write vulnerability in nifti_convert_n2hdr2nim() because the NIfTI-2 dim[0] value is never range-checked. Attackers can supply a crafted 540-byte NIfTI-2 header read via nifti_image_read() to crash applications or corrupt stack memory."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Out-of-bounds Write", "cweId": "CWE-787", "type": "CWE"}]}], "affected": [{"vendor": "NIFTI-Imaging", "product": "nifti_clib", "defaultStatus": "unaffected", "versions": [{"version": "0", "lessThanOrEqual": "3.0.1", "status": "affected", "versionType": "semver"}], "packageURL": "pkg:github/NIFTI-Imaging/nifti_clib", "repo": "https://github.com/NIFTI-Imaging/nifti_clib"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6.9, "baseSeverity": "MEDIUM"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "HIGH", "baseScore": 6.1, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://hackmd.io/@haind-pwn/nifticlib-nifti2-dim0-oob", "tags": ["technical-description"]}, {"url": "https://github.com/NIFTI-Imaging/nifti_clib/issues/195", "tags": ["issue-tracking"]}, {"url": "https://github.com/NIFTI-Imaging/nifti_clib/pull/197", "tags": ["issue-tracking", "patch"]}, {"url": "https://github.com/NIFTI-Imaging/nifti_clib/blob/96b9954fafcf3bd69a4ee2091b0d707ed2077697/nifti2/nifti2_io.c#L4985-L5026", "tags": ["technical-description"]}, {"url": "https://github.com/NIFTI-Imaging/nifti_clib", "tags": ["product"]}, {"name": "VulnCheck Advisory: nifti_clib through 3.0.1 Stack Out-of-Bounds Access via nifti_convert_n2hdr2nim", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/nifti-clib-through-3.0.1-stack-out-of-bounds-access-via-nifti-convert-n2hdr2nim"}], "credits": [{"lang": "en", "value": "s1ko", "type": "finder"}, {"lang": "en", "value": "HaiND from the Post and Telecommunication Institute of Technology", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageURL": "pkg:github/NIFTI-Imaging/nifti_clib", "product": "nifti_clib", "repo": "https://github.com/NIFTI-Imaging/nifti_clib", "vendor": "NIFTI-Imaging", "versions": [{"lessThanOrEqual": "3.0.1", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "nifti_clib through 3.0.1 contains a stack-based out-of-bounds read and write vulnerability in nifti_convert_n2hdr2nim() because the NIfTI-2 dim[0] value is never range-checked. Attackers can supply a crafted 540-byte NIfTI-2 header read via nifti_image_read() to crash applications or corrupt stack memory."}], "id": "CVE-2026-111275", "lastModified": "2026-10-15T22:19:28.623", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 4.2, "source": "disclosure@vulncheck.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.9, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}]}, "published": "2026-10-15T22:19:28.623", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/NIFTI-Imaging/nifti_clib"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/NIFTI-Imaging/nifti_clib/blob/96b9954fafcf3bd69a4ee2091b0d707ed2077697/nifti2/nifti2_io.c#L4985-L5026"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/NIFTI-Imaging/nifti_clib/issues/195"}, {"source": "disclosure@vulncheck.com", "url": "https://github.com/NIFTI-Imaging/nifti_clib/pull/197"}, {"source": "disclosure@vulncheck.com", "url": "https://hackmd.io/@haind-pwn/nifticlib-nifti2-dim0-oob"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/nifti-clib-through-3.0.1-stack-out-of-bounds-access-via-nifti-convert-n2hdr2nim"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "disclosure@vulncheck.com", "type": "Primary"}]}

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