osv-2018-174
Vulnerability from osv_ossfuzz
Published
2021-01-13 00:01
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in BEInt<unsigned char, 1>::operator unsigned char
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11245

Crash type: Heap-buffer-overflow READ 1
Crash state:
BEInt<unsigned char, 1>::operator unsigned char
OT::KernSubTableFormat3::get_kerning
hb_kern_machine_t<OT::KernSubTableFormat3>::kern
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "harfbuzz"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "095f5add0b1ca39dd09842594b80fae92f0796e4"
            },
            {
              "fixed": "8d98c51d133b058a845ed7a84bfe8a43083bbb03"
            }
          ],
          "repo": "https://github.com/harfbuzz/harfbuzz.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11245\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nBEInt\u003cunsigned char, 1\u003e::operator unsigned char\nOT::KernSubTableFormat3::get_kerning\nhb_kern_machine_t\u003cOT::KernSubTableFormat3\u003e::kern\n```\n",
  "id": "OSV-2018-174",
  "modified": "2022-04-13T03:04:33.087704Z",
  "published": "2021-01-13T00:01:11.845509Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11245"
    }
  ],
  "summary": "Heap-buffer-overflow in BEInt\u003cunsigned char, 1\u003e::operator unsigned char"
}


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