osv-2020-638
Vulnerability from osv_ossfuzz
Published
2020-07-01 00:00
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in OT::UnsizedArrayOf<OT::IntType<unsigned char, 1u> >::copy
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14637

Crash type: Heap-buffer-overflow READ 1
Crash state:
OT::UnsizedArrayOf<OT::IntType<unsigned char, 1u> >::copy
bool OT::OffsetTo<OT::UnsizedArrayOf<OT::IntType<unsigned char, 1u> >, OT::IntTy
OT::NameRecord::copy
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "harfbuzz"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "59ee61fddc76cd18f19f351bca7dd293eb610333"
            },
            {
              "fixed": "503748d8a80dd5db450c8c4dc109f2b97049d989"
            }
          ],
          "repo": "https://github.com/harfbuzz/harfbuzz.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14637\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nOT::UnsizedArrayOf\u003cOT::IntType\u003cunsigned char, 1u\u003e \u003e::copy\nbool OT::OffsetTo\u003cOT::UnsizedArrayOf\u003cOT::IntType\u003cunsigned char, 1u\u003e \u003e, OT::IntTy\nOT::NameRecord::copy\n```\n",
  "id": "OSV-2020-638",
  "modified": "2022-04-13T03:04:33.125806Z",
  "published": "2020-07-01T00:00:21.866519Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14637"
    }
  ],
  "summary": "Heap-buffer-overflow in OT::UnsizedArrayOf\u003cOT::IntType\u003cunsigned char, 1u\u003e \u003e::copy"
}


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