osv-2025-787
Vulnerability from osv_ossfuzz
Published
2025-09-27 00:18
Modified
2025-09-27 00:18
Summary
Heap-buffer-overflow in DwaCompressor_uncompress
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=447429458

Crash type: Heap-buffer-overflow WRITE {*}
Crash state:
DwaCompressor_uncompress
internal_exr_undo_dwaa
exr_uncompress_chunk
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "openexr",
        "purl": "pkg:generic/openexr"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "39b9d241cdcd4c95b7916992b8872d2620f9ac7a"
            },
            {
              "fixed": "fffdcf2f0759a88a39a7ca302477666853a6e961"
            },
            {
              "introduced": "d948c6729c30cf15eaade9903ca0186d56a22d41"
            }
          ],
          "repo": "https://github.com/AcademySoftwareFoundation/openexr",
          "type": "GIT"
        }
      ],
      "versions": [
        "v3.3.4",
        "v3.3.4-rc",
        "v3.3.5",
        "v3.3.5-rc",
        "v3.3.5-rc3",
        "v3.4-alpha",
        "v3.4.0",
        "v3.4.0-rc",
        "v3.4.1",
        "v3.4.1-rc",
        "v3.4.1-rc2",
        "v3.4.2",
        "v3.4.2-rc",
        "v3.4.2-rc2"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=447429458\n\n```\nCrash type: Heap-buffer-overflow WRITE {*}\nCrash state:\nDwaCompressor_uncompress\ninternal_exr_undo_dwaa\nexr_uncompress_chunk\n```\n",
  "id": "OSV-2025-787",
  "modified": "2025-09-27T00:18:30.312655Z",
  "published": "2025-09-27T00:18:30.312049Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=447429458"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "Heap-buffer-overflow in DwaCompressor_uncompress"
}


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