{"dataType": "CVE_RECORD", "cveMetadata": {"cveId": "CVE-2026-34353", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "state": "PUBLISHED", "assignerShortName": "mitre", "dateReserved": "2026-03-27T04:55:57.875Z", "datePublished": "2026-03-27T04:55:58.294Z", "dateUpdated": "2026-03-27T05:03:46.214Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unknown", "packageURL": "pkg:opam/ocaml", "product": "OCaml", "vendor": "OCaml", "versions": [{"lessThanOrEqual": "4.14.3", "status": "affected", "version": "0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "value": "In OCaml through 4.14.3, Bigarray.reshape allows an integer overflow, and resultant reading of arbitrary memory, when untrusted data is processed."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-190", "description": "CWE-190 Integer Overflow or Wraparound", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-03-27T05:03:46.214Z"}, "references": [{"url": "https://github.com/ocaml/ocaml/issues/14655"}, {"url": "https://github.com/ocaml/ocaml/pull/14674"}], "x_generator": {"engine": "CVE-Request-form 0.0.1"}, "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:ocaml:ocaml:*:*:*:*:*:*:*:*", "versionEndIncluding": "4.14.3"}]}]}]}}, "dataVersion": "5.2"}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In OCaml through 4.14.3, Bigarray.reshape allows an integer overflow, and resultant reading of arbitrary memory, when untrusted data is processed."}], "id": "CVE-2026-34353", "lastModified": "2026-03-27T06:16:39.333", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.4, "impactScore": 4.0, "source": "cve@mitre.org", "type": "Secondary"}]}, "published": "2026-03-27T06:16:39.333", "references": [{"source": "cve@mitre.org", "url": "https://github.com/ocaml/ocaml/issues/14655"}, {"source": "cve@mitre.org", "url": "https://github.com/ocaml/ocaml/pull/14674"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-190"}], "source": "cve@mitre.org", "type": "Primary"}]}

{}

{}