osv-2026-623
Vulnerability from osv_ossfuzz
Published
2026-04-25 00:20
Modified
2026-04-29 14:30
Summary
Use-of-uninitialized-value in Mat_PrintNumber
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=505903317

Crash type: Use-of-uninitialized-value
Crash state:
Mat_PrintNumber
Mat_PrintData
Mat_VarPrint
References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "5df1d83e0f81b8e82073d34302c7714ea3a8eeb0:2f89a7e9ebe198f16b62048dd02cd6de5dc47573"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "matio",
        "purl": "pkg:generic/matio"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "95ef616e596c15a72abed28ab0b3f6b72bd6e691"
            },
            {
              "fixed": "658240b9b536f6926e5ff4500968cf024a972e1f"
            },
            {
              "fixed": "2f89a7e9ebe198f16b62048dd02cd6de5dc47573"
            }
          ],
          "repo": "https://github.com/tbeu/matio.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "v1.5.30"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=505903317\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\nMat_PrintNumber\nMat_PrintData\nMat_VarPrint\n```\n",
  "id": "OSV-2026-623",
  "modified": "2026-04-29T14:30:10.451501Z",
  "published": "2026-04-25T00:20:05.313883Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=505903317"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "Use-of-uninitialized-value in Mat_PrintNumber"
}


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