osv-2020-704
Vulnerability from osv_ossfuzz
Published
2020-07-01 00:00
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in BEInt<unsigned char, 1>::set
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13736

Crash type: Heap-buffer-overflow WRITE 1
Crash state:
BEInt<unsigned char, 1>::set
CFF::CFFIndex<OT::IntType<unsigned int, 4u> >::set_offset_at
bool CFF::FDArray<OT::IntType<unsigned int, 4u> >::serialize<CFF::cff2_font_dict
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "harfbuzz"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "8aaab78efcac81a05ec919be13792c98741ea1b5"
            },
            {
              "fixed": "bcb4e505d6ffe33e3268a06698e75d6be0e64957"
            },
            {
              "introduced": "5bbe78a0f353bb806a686fd97ad411fa8a9ebf5b"
            }
          ],
          "repo": "https://github.com/harfbuzz/harfbuzz.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13736\n\n```\nCrash type: Heap-buffer-overflow WRITE 1\nCrash state:\nBEInt\u003cunsigned char, 1\u003e::set\nCFF::CFFIndex\u003cOT::IntType\u003cunsigned int, 4u\u003e \u003e::set_offset_at\nbool CFF::FDArray\u003cOT::IntType\u003cunsigned int, 4u\u003e \u003e::serialize\u003cCFF::cff2_font_dict\n```\n",
  "id": "OSV-2020-704",
  "modified": "2022-04-13T03:04:32.924555Z",
  "published": "2020-07-01T00:00:25.806258Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13736"
    }
  ],
  "summary": "Heap-buffer-overflow in BEInt\u003cunsigned char, 1\u003e::set"
}


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