osv-2022-108
Vulnerability from osv_ossfuzz
Published
2022-01-31 00:01
Modified
2022-07-18 02:26
Summary
Heap-buffer-overflow in void apply_string<GSUBProxy>
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44212

Crash type: Heap-buffer-overflow READ 2 Crash state: void apply_string void hb_ot_map_t::apply hb_ot_map_t::substitute

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{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "d8f9d517801c5c361f329764329731bc0bde950f:5363e40de13425938bc833ae2b6c1d9d565bcf65"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "harfbuzz",
        "purl": "pkg:generic/harfbuzz"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "a75b96f7e5833c9206f6a15d11168a757a85ee59"
            },
            {
              "fixed": "5363e40de13425938bc833ae2b6c1d9d565bcf65"
            }
          ],
          "repo": "https://github.com/harfbuzz/harfbuzz.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "3.1.2",
        "3.2.0",
        "3.3.0",
        "3.3.1",
        "3.3.2",
        "3.4.0",
        "4.0.0",
        "4.0.1",
        "4.1.0",
        "4.2.0",
        "4.2.1",
        "4.3.0",
        "4.4.0",
        "4.4.1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44212\n\nCrash type: Heap-buffer-overflow READ 2\nCrash state:\nvoid apply_string\u003cGSUBProxy\u003e\nvoid hb_ot_map_t::apply\u003cGSUBProxy\u003e\nhb_ot_map_t::substitute\n",
  "id": "OSV-2022-108",
  "modified": "2022-07-18T02:26:29.025862Z",
  "published": "2022-01-31T00:01:43.533565Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44212"
    }
  ],
  "schema_version": "1.2.0",
  "summary": "Heap-buffer-overflow in void apply_string\u003cGSUBProxy\u003e"
}


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