osv-2020-243
Vulnerability from osv_ossfuzz
Published
2020-06-26 00:00
Modified
2022-04-13 03:32
Summary
Heap-buffer-overflow in OT::VarRegionList::serialize
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19956

Crash type: Heap-buffer-overflow READ 12
Crash state:
OT::VarRegionList::serialize
OT::VariationStore::serialize
bool OT::HVARVVAR::_subset<OT::HVAR>
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "harfbuzz"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "8f8e8a84795db45098c95e19a7ff83d898d3bc7d"
            },
            {
              "fixed": "257a197ae723b55d26c3254dbe1edd8b0509af1b"
            }
          ],
          "repo": "https://github.com/harfbuzz/harfbuzz.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "2.5.2",
        "2.5.3",
        "2.6.0",
        "2.6.1",
        "2.6.2",
        "2.6.3",
        "2.6.4"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19956\n\n```\nCrash type: Heap-buffer-overflow READ 12\nCrash state:\nOT::VarRegionList::serialize\nOT::VariationStore::serialize\nbool OT::HVARVVAR::_subset\u003cOT::HVAR\u003e\n```\n",
  "id": "OSV-2020-243",
  "modified": "2022-04-13T03:32:46.403544Z",
  "published": "2020-06-26T00:00:09.657756Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19956"
    }
  ],
  "summary": "Heap-buffer-overflow in OT::VarRegionList::serialize"
}


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