{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-111959", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-10-17T16:33:55.330Z", "datePublished": "2026-11-02T13:34:17.835Z", "dateUpdated": "2026-11-02T13:34:17.835Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-11-02T13:34:17.835Z"}, "title": "Apache Arrow Rust: Improper validation of RunEndEncoded arrays allows out of bounds reads", "problemTypes": [{"descriptions": [{"description": "CWE-125 Out-of-bounds read", "lang": "en", "cweId": "CWE-125", "type": "CWE"}]}, {"descriptions": [{"description": "CWE-20 Improper input validation", "lang": "en", "cweId": "CWE-20", "type": "CWE"}]}], "source": {"discovery": "EXTERNAL"}, "affected": [{"vendor": "Apache Software Foundation", "product": "Apache Arrow Rust", "packageURL": "pkg:cargo/arrow", "versions": [{"status": "affected", "version": "60.0.0", "lessThan": "60.1.0", "versionType": "semver"}, {"status": "affected", "version": "59.0.0", "lessThanOrEqual": "59.3.1", "versionType": "semver"}, {"status": "affected", "version": "58.0.0", "lessThanOrEqual": "58.4.0", "versionType": "semver"}, {"status": "affected", "version": "33.0.0", "lessThanOrEqual": "57.3.1", "versionType": "semver"}], "defaultStatus": "unaffected", "collectionURL": "https://crates.io", "packageName": "arrow"}], "descriptions": [{"value": "Out-of-bounds read vulnerability in Apache Arrow Rust (`arrow` crate), from version 33.0.0 through to versions 57.3.1, 58.4.0, 59.3.1 and 60.0.0.\n\n\n\nImproper validation of RunEndEncoded arrays in the ArrayData interface can allow reading data beyond the bounds of the child values array.\n\n\n\nUsers are recommended to upgrade to versions 60.1.0, 59.3.2, 58.4.1, 57.3.2 which fixes the issue.", "lang": "en", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Out-of-bounds read vulnerability in Apache Arrow Rust (`arrow` crate), from version 33.0.0 through to versions 57.3.1, 58.4.0, 59.3.1 and 60.0.0.</p><p>Improper validation of RunEndEncoded arrays in the ArrayData interface can allow reading data beyond the bounds of the child values array.</p><p>Users are recommended to upgrade to versions 60.1.0, 59.3.2, 58.4.1, 57.3.2 which fixes the issue.</p>"}]}], "references": [{"url": "https://lists.apache.org/thread.html/hnlrdk4w99b188w1zgjlctpwpg7y55o4", "tags": ["vendor-advisory"]}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "moderate"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "credits": [{"lang": "en", "value": "Adam Korczynski of Ada Logics", "type": "reporter"}, {"lang": "en", "value": "Anthropic", "type": "finder"}], "x_generator": {"engine": "Vulnogram 1.0.3"}}}}

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{"affected": [{"affectedData": [{"collectionURL": "https://crates.io", "defaultStatus": "unaffected", "packageName": "arrow", "packageURL": "pkg:cargo/arrow", "product": "Apache Arrow Rust", "vendor": "Apache Software Foundation", "versions": [{"lessThan": "60.1.0", "status": "affected", "version": "60.0.0", "versionType": "semver"}, {"lessThanOrEqual": "59.3.1", "status": "affected", "version": "59.0.0", "versionType": "semver"}, {"lessThanOrEqual": "58.4.0", "status": "affected", "version": "58.0.0", "versionType": "semver"}, {"lessThanOrEqual": "57.3.1", "status": "affected", "version": "33.0.0", "versionType": "semver"}]}], "source": "security@apache.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Out-of-bounds read vulnerability in Apache Arrow Rust (`arrow` crate), from version 33.0.0 through to versions 57.3.1, 58.4.0, 59.3.1 and 60.0.0.\n\n\n\nImproper validation of RunEndEncoded arrays in the ArrayData interface can allow reading data beyond the bounds of the child values array.\n\n\n\nUsers are recommended to upgrade to versions 60.1.0, 59.3.2, 58.4.1, 57.3.2 which fixes the issue."}], "id": "CVE-2026-111959", "lastModified": "2026-11-02T14:17:35.493", "metrics": {}, "published": "2026-11-02T14:17:35.493", "references": [{"source": "security@apache.org", "url": "https://lists.apache.org/thread.html/hnlrdk4w99b188w1zgjlctpwpg7y55o4"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-125"}], "source": "security@apache.org", "type": "Primary"}]}

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{"created": "2026-11-02T14:30:11.772857+00:00", "updated": "2026-11-02T14:30:11.772871+00:00", "vendors": []}