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    "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": "2026-11-11T13:09:23.609Z"
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                "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"
                        }
                    ]
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            ],
            "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"
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                    "collectionURL": "https://repo.maven.apache.org/maven2",
                    "packageName": "org.apache.datasketches:datasketches-java"
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            "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.",
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                            "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": [
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                    ]
                },
                {
                    "url": "https://github.com/apache/datasketches-java/pull/777",
                    "tags": [
                        "patch"
                    ]
                },
                {
                    "url": "https://github.com/apache/datasketches-java/pull/783",
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                {
                    "url": "https://lists.apache.org/thread/9wd7ngmho7hm8x74sq1p2fp1xgjd8kt6",
                    "tags": [
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                        "content": {
                            "text": "low"
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                            "lang": "en",
                            "value": "GENERAL"
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                    "lang": "en",
                    "value": "Jaideep Pyne",
                    "type": "finder"
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                        "url": "http://www.openwall.com/lists/oss-security/2026/11/10/29"
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