osv-2023-160
Vulnerability from osv_ossfuzz
Published
2023-03-10 13:01
Modified
2023-03-10 13:01
Summary
Global-buffer-overflow in OT::gvar::accelerator_t::apply_deltas_to_points
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=56800

Crash type: Global-buffer-overflow READ 2
Crash state:
OT::gvar::accelerator_t::apply_deltas_to_points
bool OT::glyf_impl::Glyph::get_points<OT::glyf_accelerator_t>
bool OT::glyf_impl::Glyph::get_points<OT::glyf_accelerator_t>
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "7327006d686c149cefdc7ee6047d2b426ac1ac75:28b05e1cb6116b07b95af799ff68b883c3f590d1",
        "introduced_range": "b4b089c4278f041f69c3253f84901de226d38558:7327006d686c149cefdc7ee6047d2b426ac1ac75"
      },
      "ecosystem_specific": {
        "severity": null
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "harfbuzz",
        "purl": "pkg:generic/harfbuzz"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "f325aba561335a4f0f3c71aa59e42f1a23c774f2"
            },
            {
              "fixed": "552290f60437ceaa5aa299a2db726046c0385f80"
            },
            {
              "fixed": "28b05e1cb6116b07b95af799ff68b883c3f590d1"
            }
          ],
          "repo": "https://github.com/harfbuzz/harfbuzz.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=56800\n\n```\nCrash type: Global-buffer-overflow READ 2\nCrash state:\nOT::gvar::accelerator_t::apply_deltas_to_points\nbool OT::glyf_impl::Glyph::get_points\u003cOT::glyf_accelerator_t\u003e\nbool OT::glyf_impl::Glyph::get_points\u003cOT::glyf_accelerator_t\u003e\n```\n",
  "id": "OSV-2023-160",
  "modified": "2023-03-10T13:01:50.295694Z",
  "published": "2023-03-10T13:01:50.295470Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=56800"
    }
  ],
  "schema_version": "1.3.0",
  "summary": "Global-buffer-overflow in OT::gvar::accelerator_t::apply_deltas_to_points"
}


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