CVE-2026-86573

{"id": "CVE-2026-86573", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-86573", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-18T13:28:56.196323Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "hirt@hitachi.co.jp", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.1, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 4.2, "exploitabilityScore": 0.8}]}, "affected": [{"source": "hirt@hitachi.co.jp", "affectedData": [{"vendor": "Hitachi", "product": "Hitachi Disk Array Driver for AIX", "versions": [{"status": "affected", "changes": [{"at": "01-23-/A", "status": "unaffected"}], "version": "01-00", "lessThan": "01-23-/A", "versionType": "custom"}], "defaultStatus": "unaffected"}, {"vendor": "Hitachi", "product": "Hitachi Disk Array Driver for Virtual I/O Server", "versions": [{"status": "affected", "changes": [{"at": "01-23-/A", "status": "unaffected"}], "version": "01-04", "lessThan": "01-23-/A", "versionType": "custom"}], "defaultStatus": "unaffected"}]}], "published": "2026-10-14T02:17:01.147", "references": [{"url": "https://www.hitachi.com/products/it/software/security/info/vuls/hitachi-sec-2026-137/index.html", "source": "hirt@hitachi.co.jp"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "hirt@hitachi.co.jp", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Out-of-bounds write vulnerability in Hitachi Disk Array Driver for AIX and Hitachi Disk Array Driver for Virtual I/O Server.\n\nThis issue affects Hitachi Disk Array Driver for AIX: from 01-00 before 01-23-/A; Hitachi Disk Array Driver for Virtual I/O Server: from 01-04 before 01-23-/A."}], "lastModified": "2026-10-18T14:16:57.033", "sourceIdentifier": "hirt@hitachi.co.jp"}