osv-2021-219
Vulnerability from osv_ossfuzz
Published
2021-01-22 00:01
Modified
2026-01-13 04:32
Summary
UNKNOWN READ in H5HG__cache_heap_deserialize
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29759

Crash type: UNKNOWN READ
Crash state:
H5HG__cache_heap_deserialize
H5C_load_entry
H5C_protect
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "matio"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1ce8f2d1845ecdde19a35605cabdbb884776d52d"
            }
          ],
          "repo": "git://git.code.sf.net/p/matio/matio",
          "type": "GIT"
        }
      ],
      "versions": [
        "v1.5.20",
        "v1.5.21",
        "v1.5.22",
        "v1.5.23",
        "v1.5.24",
        "v1.5.25",
        "v1.5.26",
        "v1.5.27",
        "v1.5.28",
        "v1.5.29",
        "v1.5.30"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29759\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nH5HG__cache_heap_deserialize\nH5C_load_entry\nH5C_protect\n```\n",
  "id": "OSV-2021-219",
  "modified": "2026-01-13T04:32:50.029402Z",
  "published": "2021-01-22T00:01:04.834439Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29759"
    }
  ],
  "summary": "UNKNOWN READ in H5HG__cache_heap_deserialize"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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