osv-2020-1892
Vulnerability from osv_ossfuzz
Published
2020-10-02 00:00
Modified
2022-04-13 03:04
Summary
Use-of-uninitialized-value in stbi__expand_png_palette
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23234

Crash type: Use-of-uninitialized-value
Crash state:
stbi__expand_png_palette
stbi__parse_png_file
stbi__do_png
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "f54acd4e13430c5122cab4ca657705c84aa61b08:b42009b3b9d4ca35bc703f5310eedc74f584be58"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "stb"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "f54acd4e13430c5122cab4ca657705c84aa61b08"
            },
            {
              "fixed": "9cd6cdc0e55ec3d4c002313fd5f0e6b255e8e06c"
            },
            {
              "fixed": "b42009b3b9d4ca35bc703f5310eedc74f584be58"
            }
          ],
          "repo": "https://github.com/nothings/stb.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23234\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\nstbi__expand_png_palette\nstbi__parse_png_file\nstbi__do_png\n```\n",
  "id": "OSV-2020-1892",
  "modified": "2022-04-13T03:04:40.816714Z",
  "published": "2020-10-02T00:00:07.829126Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23234"
    }
  ],
  "summary": "Use-of-uninitialized-value in stbi__expand_png_palette"
}


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