osv-2025-580
Vulnerability from osv_ossfuzz
Published
2025-07-29 00:16
Modified
2026-01-25 14:18
Summary
UNKNOWN READ in signed char Assimp::StreamReader<false, false>::Get<signed char>
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=434414094

Crash type: UNKNOWN READ
Crash state:
signed char Assimp::StreamReader<false, false>::Get<signed char>
Assimp::COBImporter::ReadBinaryFile
Assimp::COBImporter::InternReadFile
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "assimp",
        "purl": "pkg:generic/assimp"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "47ef79672e58417899a3dbf1361691059e9f5dd8"
            }
          ],
          "repo": "https://github.com/assimp/assimp.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "v5.4.1",
        "v5.4.2",
        "v5.4.3",
        "v6.0.0",
        "v6.0.1",
        "v6.0.2",
        "master",
        "v6.0.3",
        "v6.0.4"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=434414094\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nsigned char Assimp::StreamReader\u003cfalse, false\u003e::Get\u003csigned char\u003e\nAssimp::COBImporter::ReadBinaryFile\nAssimp::COBImporter::InternReadFile\n```\n",
  "id": "OSV-2025-580",
  "modified": "2026-01-25T14:18:57.285875Z",
  "published": "2025-07-29T00:16:41.422221Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=434414094"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "UNKNOWN READ in signed char Assimp::StreamReader\u003cfalse, false\u003e::Get\u003csigned char\u003e"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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