{
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    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2025-2924",
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "state": "PUBLISHED",
        "assignerShortName": "VulDB",
        "dateReserved": "2025-03-28T11:56:23.612Z",
        "datePublished": "2025-03-28T19:31:04.699Z",
        "dateUpdated": "2025-07-24T09:43:35.784Z"
    },
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                "shortName": "VulDB",
                "dateUpdated": "2025-07-24T09:43:35.784Z"
            },
            "title": "HDF5 H5HLcache.c H5HL__fl_deserialize heap-based overflow",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-122",
                            "lang": "en",
                            "description": "Heap-based Buffer Overflow"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-119",
                            "lang": "en",
                            "description": "Memory Corruption"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "n/a",
                    "product": "HDF5",
                    "versions": [
                        {
                            "version": "1.14.0",
                            "status": "affected"
                        },
                        {
                            "version": "1.14.1",
                            "status": "affected"
                        },
                        {
                            "version": "1.14.2",
                            "status": "affected"
                        },
                        {
                            "version": "1.14.3",
                            "status": "affected"
                        },
                        {
                            "version": "1.14.4",
                            "status": "affected"
                        },
                        {
                            "version": "1.14.5",
                            "status": "affected"
                        },
                        {
                            "version": "1.14.6",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability, which was classified as problematic, was found in HDF5 up to 1.14.6. This affects the function H5HL__fl_deserialize of the file src/H5HLcache.c. The manipulation of the argument free_block leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used."
                },
                {
                    "lang": "de",
                    "value": "Es wurde eine problematische Schwachstelle in HDF5 bis 1.14.6 gefunden. Betroffen hiervon ist die Funktion H5HL__fl_deserialize der Datei src/H5HLcache.c. Durch Manipulation des Arguments free_block mit unbekannten Daten kann eine heap-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff muss lokal erfolgen. Der Exploit steht zur öffentlichen Verfügung."
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "version": "4.0",
                        "baseScore": 4.8,
                        "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
                        "baseSeverity": "MEDIUM"
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                        "baseSeverity": "LOW"
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            "timeline": [
                {
                    "time": "2025-03-28T00:00:00.000Z",
                    "lang": "en",
                    "value": "Advisory disclosed"
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                    "time": "2025-03-28T01:00:00.000Z",
                    "lang": "en",
                    "value": "VulDB entry created"
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                    "time": "2025-07-24T11:44:54.000Z",
                    "lang": "en",
                    "value": "VulDB entry last update"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Chen Lihai",
                    "type": "finder"
                }
            ],
            "references": [
                {
                    "url": "https://vuldb.com/?id.301899",
                    "name": "VDB-301899 | HDF5 H5HLcache.c H5HL__fl_deserialize heap-based overflow",
                    "tags": [
                        "vdb-entry",
                        "technical-description"
                    ]
                },
                {
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                    "name": "VDB-301899 | CTI Indicators (IOB, IOC, IOA)",
                    "tags": [
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                },
                {
                    "url": "https://vuldb.com/?submit.521170",
                    "name": "Submit #521170 | https://github.com/HDFGroup/hdf5 HDF5 1.14.6 Heap-based Buffer Overflow",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://github.com/HDFGroup/hdf5/issues/5382",
                    "tags": [
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                        "issue-tracking"
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        "adp": [
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                        "url": "https://github.com/HDFGroup/hdf5/issues/5382",
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                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-03-28T19:56:40.527342Z",
                                "id": "CVE-2025-2924",
                                "options": [
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                                        "Exploitation": "poc"
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                                        "Automatable": "no"
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                                        "Technical Impact": "partial"
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                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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