osv-2026-886
Vulnerability from osv_ossfuzz
Published
2026-06-08 00:10
Modified
2026-06-08 00:10
Summary
Heap-buffer-overflow in ihevcd_fmt_conv
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=520748344

Crash type: Heap-buffer-overflow WRITE 8
Crash state:
ihevcd_fmt_conv
ihevcd_decode
Codec::decodeFrame
References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "introduced_range": "1f0d11ce8f1a5ac141dc6a8d235d6338f46e24a4:1fac8cc5fea9acf88fce10fdd4481e103724ef59"
      },
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "libhevc",
        "purl": "pkg:generic/libhevc"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "f6ef16b0f9f74f5d15843ca336c098c93b18aac6"
            },
            {
              "fixed": "57d79be23a349723cb419600b190e85f0dd99357"
            }
          ],
          "repo": "https://github.com/ittiam-systems/libhevc.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=520748344\n\n```\nCrash type: Heap-buffer-overflow WRITE 8\nCrash state:\nihevcd_fmt_conv\nihevcd_decode\nCodec::decodeFrame\n```\n",
  "id": "OSV-2026-886",
  "modified": "2026-06-08T00:10:39.649853Z",
  "published": "2026-06-08T00:10:39.649555Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=520748344"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "Heap-buffer-overflow in ihevcd_fmt_conv"
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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