Use-of-uninitialized-value in H5F_addr_decode_len

{
  "id": "e1ae78c34f956385b8b2bfc8dec1fc2a24224cf487a905939990ba27a1704057",
  "url": "https://osv.dev/vulnerability/OSV-2021-1166",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Use-of-uninitialized-value in H5F_addr_decode_len",
    "summary": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37536 ``` Crash type: Use-of-uninitialized-value Crash state: H5F_addr_decode_len H5VL_native_token_to_addr H5VL__native_object_open ```",
    "evidence": "osv:OSV-2021-1166",
    "products": [
      {
        "name": {
          "value": "matio",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "OSV-2021-1166",
      "aliases": [
        "OSV-2021-1166"
      ],
      "affected": [
        {
          "package": {
            "name": "matio",
            "purl": "pkg:generic/matio",
            "ecosystem": "OSS-Fuzz"
          },
          "database_specific": {
            "source": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/matio/OSV-2021-1166.yaml"
          },
          "ecosystem_specific": {
            "severity": "MEDIUM"
          }
        }
      ],
      "modified": "2026-10-19T14:29:57.021601Z",
      "provider": "osv",
      "references": [
        "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37536"
      ]
    },
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 374806,
  "published_at": "2021-08-25T00:01:19.023498+00:00"
}