osv-2018-140
Vulnerability from osv_ossfuzz
Published
2021-01-13 00:01
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in BEInt<unsigned short, 2>::operator unsigned short
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11074

Crash type: Heap-buffer-overflow READ 1
Crash state:
BEInt<unsigned short, 2>::operator unsigned short
AAT::LookupFormat10<OT::IntType<unsigned short, 2u> >::sanitize
AAT::Lookup<OT::IntType<unsigned short, 2u> >::sanitize
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "harfbuzz"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "f7c0b4319c6f82f1e0020a0029469d8953a7a161"
            },
            {
              "fixed": "00fdbca4f6a5c4623b9c4838da502cccce8aaa74"
            }
          ],
          "repo": "https://github.com/harfbuzz/harfbuzz.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "2.0.1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11074\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nBEInt\u003cunsigned short, 2\u003e::operator unsigned short\nAAT::LookupFormat10\u003cOT::IntType\u003cunsigned short, 2u\u003e \u003e::sanitize\nAAT::Lookup\u003cOT::IntType\u003cunsigned short, 2u\u003e \u003e::sanitize\n```\n",
  "id": "OSV-2018-140",
  "modified": "2022-04-13T03:04:33.109409Z",
  "published": "2021-01-13T00:01:00.287078Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11074"
    }
  ],
  "summary": "Heap-buffer-overflow in BEInt\u003cunsigned short, 2\u003e::operator unsigned short"
}


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