osv-2023-739
Vulnerability from osv_ossfuzz
Published
2023-08-25 14:02
Modified
2023-08-25 14:02
Summary
UNKNOWN READ in OT::glyph_variations_t::create_from_glyphs_var_data
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=61724

Crash type: UNKNOWN READ
Crash state:
OT::glyph_variations_t::create_from_glyphs_var_data
OT::gvar::decompile_glyph_variations
OT::gvar::instantiate
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "harfbuzz",
        "purl": "pkg:generic/harfbuzz"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5a4694b6934f9e3ca3dc89cc905b4351920085b6"
            },
            {
              "fixed": "fd3eb2c6723c3ce241011f1d3429e48c3226af1c"
            }
          ],
          "repo": "https://github.com/harfbuzz/harfbuzz.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=61724\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nOT::glyph_variations_t::create_from_glyphs_var_data\nOT::gvar::decompile_glyph_variations\nOT::gvar::instantiate\n```\n",
  "id": "OSV-2023-739",
  "modified": "2023-08-25T14:02:18.323527Z",
  "published": "2023-08-25T14:02:18.323225Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=61724"
    }
  ],
  "schema_version": "1.4.0",
  "summary": "UNKNOWN READ in OT::glyph_variations_t::create_from_glyphs_var_data"
}


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