osv-2023-376
Vulnerability from osv_ossfuzz
Published
2023-05-07 14:00
Modified
2023-05-07 14:00
Summary
UNKNOWN WRITE in OT::Layout::GPOS_impl::CursivePosFormat1::subset
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58660

Crash type: UNKNOWN WRITE
Crash state:
OT::Layout::GPOS_impl::CursivePosFormat1::subset
hb_subset_context_t::return_t OT::Layout::GPOS_impl::PosLookupSubTable::dispatch
bool OT::subset_offset_array_arg_t<OT::ArrayOf<OT::OffsetTo<OT::Layout::GPOS_imp
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{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "harfbuzz",
        "purl": "pkg:generic/harfbuzz"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1be39729140a6d726de164746e516c1fe5afcb19"
            },
            {
              "fixed": "cda646a598207642721b753ef5abcebb2525f61b"
            }
          ],
          "repo": "https://github.com/harfbuzz/harfbuzz.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58660\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nOT::Layout::GPOS_impl::CursivePosFormat1::subset\nhb_subset_context_t::return_t OT::Layout::GPOS_impl::PosLookupSubTable::dispatch\nbool OT::subset_offset_array_arg_t\u003cOT::ArrayOf\u003cOT::OffsetTo\u003cOT::Layout::GPOS_imp\n```\n",
  "id": "OSV-2023-376",
  "modified": "2023-05-07T14:00:21.523307Z",
  "published": "2023-05-07T14:00:21.523030Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58660"
    }
  ],
  "schema_version": "1.4.0",
  "summary": "UNKNOWN WRITE in OT::Layout::GPOS_impl::CursivePosFormat1::subset"
}


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