{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2026-34353","sourceIdentifier":"cve@mitre.org","published":"2026-03-27T06:16:39.333","lastModified":"2026-06-17T10:38:55.950","vulnStatus":"Analyzed","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."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"OCaml","product":"OCaml","defaultStatus":"unknown","packageURL":"pkg:opam/ocaml","versions":[{"version":"0","lessThanOrEqual":"4.14.3","versionType":"semver","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"cve@mitre.org","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":1.4,"impactScore":4.0},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":5.1,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":1.4,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-03-27T13:39:53.338499Z","id":"CVE-2026-34353","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"cve@mitre.org","type":"Secondary","description":[{"lang":"en","value":"CWE-190"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:ocaml:ocaml:*:*:*:*:*:*:*:*","versionEndIncluding":"4.14.3","matchCriteriaId":"1D82953B-7824-4CB0-8C62-B8BCBFD42722"}]}]}],"references":[{"url":"https://github.com/ocaml/ocaml/issues/14655","source":"cve@mitre.org","tags":["Issue Tracking"]},{"url":"https://github.com/ocaml/ocaml/pull/14674","source":"cve@mitre.org","tags":["Issue Tracking"]}]}}