osv-2023-380
Vulnerability from osv_ossfuzz
Published
2023-05-07 14:02
Modified
2023-05-07 14:02
Summary
UNKNOWN WRITE in bool OT::Layout::Common::Coverage::serialize<hb_map_iter_t<hb_map_iter_t<hb_filt
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58663

Crash type: UNKNOWN WRITE
Crash state:
bool OT::Layout::Common::Coverage::serialize<hb_map_iter_t<hb_map_iter_t<hb_filt
OT::Layout::GSUB_impl::SingleSubstFormat2_4<OT::Layout::SmallTypes>::subset
hb_subset_context_t::return_t OT::Layout::GSUB_impl::SubstLookupSubTable::dispat
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "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=58663\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nbool OT::Layout::Common::Coverage::serialize\u003chb_map_iter_t\u003chb_map_iter_t\u003chb_filt\nOT::Layout::GSUB_impl::SingleSubstFormat2_4\u003cOT::Layout::SmallTypes\u003e::subset\nhb_subset_context_t::return_t OT::Layout::GSUB_impl::SubstLookupSubTable::dispat\n```\n",
  "id": "OSV-2023-380",
  "modified": "2023-05-07T14:02:23.816302Z",
  "published": "2023-05-07T14:02:23.816056Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=58663"
    }
  ],
  "schema_version": "1.4.0",
  "summary": "UNKNOWN WRITE in bool OT::Layout::Common::Coverage::serialize\u003chb_map_iter_t\u003chb_map_iter_t\u003chb_filt"
}


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