osv-2023-176
Vulnerability from osv_ossfuzz
Published
2023-03-14 13:01
Modified
2023-03-14 13:01
Summary
Heap-use-after-free in mrb_gc_mark
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=56991

Crash type: Heap-use-after-free READ 4
Crash state:
mrb_gc_mark
mrb_gc_mark_iv
gc_mark_children
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "mruby",
        "purl": "pkg:generic/mruby"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0e51da81bb7981a5005ca22c95384056bcb87671"
            },
            {
              "fixed": "8d1192f8a28034b1931a41e8c55cd86715101d0c"
            }
          ],
          "repo": "https://github.com/mruby/mruby",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=56991\n\n```\nCrash type: Heap-use-after-free READ 4\nCrash state:\nmrb_gc_mark\nmrb_gc_mark_iv\ngc_mark_children\n```\n",
  "id": "OSV-2023-176",
  "modified": "2023-03-14T13:01:00.857973Z",
  "published": "2023-03-14T13:01:00.857694Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=56991"
    }
  ],
  "schema_version": "1.3.0",
  "summary": "Heap-use-after-free in mrb_gc_mark"
}


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