osv-2022-550
Vulnerability from osv_ossfuzz
Published
2022-07-09 00:00
Modified
2022-07-09 00:00
Summary
Heap-use-after-free in mrb_bint_new_str
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=48873

Crash type: Heap-use-after-free READ 1
Crash state:
mrb_bint_new_str
mrb_vm_exec
mrb_vm_run
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "mruby",
        "purl": "pkg:generic/mruby"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "872020bb3d85ba4066ec19cfcad375e51fdf024b"
            },
            {
              "fixed": "a40842eb73164254f465ce5bac74045200e5acb0"
            }
          ],
          "repo": "https://github.com/mruby/mruby",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=48873\n\n```\nCrash type: Heap-use-after-free READ 1\nCrash state:\nmrb_bint_new_str\nmrb_vm_exec\nmrb_vm_run\n```\n",
  "id": "OSV-2022-550",
  "modified": "2022-07-09T00:00:43.820285Z",
  "published": "2022-07-09T00:00:43.820059Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=48873"
    }
  ],
  "schema_version": "1.2.0",
  "summary": "Heap-use-after-free in mrb_bint_new_str"
}


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