{
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      "affected": [
        {
          "product": "HDF5",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "1.14.6"
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          "type": "reporter",
          "value": "JJLeo (VulDB User)"
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          "value": "A vulnerability, which was classified as problematic, has been found in HDF5 1.14.6. Affected by this issue is the function H5O__mtime_new_encode of the file src/H5Omtime.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used."
        },
        {
          "lang": "de",
          "value": "Eine problematische Schwachstelle wurde in HDF5 1.14.6 entdeckt. Betroffen davon ist die Funktion H5O__mtime_new_encode der Datei src/H5Omtime.c. Durch das Beeinflussen mit unbekannten Daten kann eine heap-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff muss lokal passieren. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
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            "baseSeverity": "MEDIUM",
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          "descriptions": [
            {
              "cweId": "CWE-122",
              "description": "Heap-based Buffer Overflow",
              "lang": "en",
              "type": "CWE"
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          ]
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        {
          "descriptions": [
            {
              "cweId": "CWE-119",
              "description": "Memory Corruption",
              "lang": "en",
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      "providerMetadata": {
        "dateUpdated": "2025-06-27T02:31:07.257Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
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      "references": [
        {
          "name": "VDB-314048 | HDF5 H5Omtime.c H5O__mtime_new_encode heap-based overflow",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.314048"
        },
        {
          "name": "VDB-314048 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
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          "url": "https://vuldb.com/?ctiid.314048"
        },
        {
          "name": "Submit #601017 | HDFGroup HDF5 hdf5 1.14.6 (commit 17c16b6) Heap-based Buffer Overflow",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.601017"
        },
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/HDFGroup/hdf5/issues/5549"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/user-attachments/files/20438441/hdf5_crash_1.txt"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-06-26T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2025-06-26T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2025-06-26T22:13:10.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "HDF5 H5Omtime.c H5O__mtime_new_encode heap-based overflow"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-6750",
    "datePublished": "2025-06-27T02:31:07.257Z",
    "dateReserved": "2025-06-26T20:07:52.142Z",
    "dateUpdated": "2025-06-27T02:31:07.257Z",
    "state": "PUBLISHED"
  },
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