{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-122096", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-11-04T17:30:04.549Z", "datePublished": "2026-11-11T12:13:53.275Z", "dateUpdated": "2026-11-11T12:13:53.275Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-11-11T12:13:53.275Z"}, "title": "Apache DataSketches Java: Uncontrolled resource consumption when deserializing crafted sketch images", "problemTypes": [{"descriptions": [{"description": "CWE-400", "lang": "en", "cweId": "CWE-400", "type": "CWE"}]}, {"descriptions": [{"description": "CWE-789 Memory allocation with excessive size value", "lang": "en", "cweId": "CWE-789", "type": "CWE"}]}, {"descriptions": [{"description": "CWE-835 Loop with unreachable exit condition ('infinite loop')", "lang": "en", "cweId": "CWE-835", "type": "CWE"}]}], "source": {"discovery": "EXTERNAL"}, "affected": [{"vendor": "Apache Software Foundation", "product": "Apache DataSketches Java", "packageURL": "pkg:maven/org.apache.datasketches/datasketches-java", "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "9.0.0", "versionType": "semver"}], "defaultStatus": "unaffected", "collectionURL": "https://repo.maven.apache.org/maven2", "packageName": "org.apache.datasketches:datasketches-java"}], "descriptions": [{"value": "Uncontrolled Resource Consumption vulnerability in the sketch deserialization of Apache DataSketches Java.\n\n\n\nSeveral deserializers trusted sizes and counts declared in the serialized input. A small crafted input could make an application allocate an excessive amount of memory, leading to an OutOfMemoryError. A crafted string passed to FrequentLongsSketch.getInstance(String) could also make deserialization, or a later update, loop indefinitely. Only applications that deserialize sketches from untrusted sources are affected.\n\n\n\nThis issue affects Apache DataSketches Java: through 9.0.0.\n\n\n\nUsers are recommended to upgrade to version 9.1.0, which fixes the issue.", "lang": "en", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Uncontrolled Resource Consumption vulnerability in the sketch deserialization of Apache DataSketches Java.</p><p>Several deserializers trusted sizes and counts declared in the serialized input. A small crafted input could make an application allocate an excessive amount of memory, leading to an OutOfMemoryError. A crafted string passed to FrequentLongsSketch.getInstance(String) could also make deserialization, or a later update, loop indefinitely. Only applications that deserialize sketches from untrusted sources are affected.</p><p>This issue affects Apache DataSketches Java: through 9.0.0.</p><p>Users are recommended to upgrade to version 9.1.0, which fixes the issue.</p>"}]}], "references": [{"url": "https://github.com/apache/datasketches-java/releases/tag/9.1.0", "tags": ["release-notes"]}, {"url": "https://github.com/apache/datasketches-java/pull/777", "tags": ["patch"]}, {"url": "https://github.com/apache/datasketches-java/pull/783", "tags": ["patch"]}, {"url": "https://lists.apache.org/thread/9wd7ngmho7hm8x74sq1p2fp1xgjd8kt6", "tags": ["vendor-advisory"]}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "low"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "credits": [{"lang": "en", "value": "Jaideep Pyne", "type": "finder"}], "x_generator": {"engine": "Vulnogram 1.0.3"}}}}

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