osv-2022-679
Vulnerability from osv_ossfuzz
Published
2022-08-07 00:01
Modified
2025-04-20 14:43
Summary
Heap-buffer-overflow in udiv
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49845

Crash type: Heap-buffer-overflow WRITE 4
Crash state:
udiv
mrb_bint_mod
int_mod
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "mruby",
        "purl": "pkg:generic/mruby"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "e04184185ab43b94980550e850d8813a415fa438"
            }
          ],
          "repo": "https://github.com/mruby/mruby",
          "type": "GIT"
        }
      ],
      "versions": [
        "3.2.0-rc",
        "3.2.0-rc2",
        "3.2.0-rc3",
        "3.2.0-rc4",
        "3.2.0",
        "3.3.0-rc",
        "3.3.0-rc2",
        "3.3.0",
        "3.4.0-rc",
        "3.4.0",
        "3.4.0-rc2"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49845\n\n```\nCrash type: Heap-buffer-overflow WRITE 4\nCrash state:\nudiv\nmrb_bint_mod\nint_mod\n```\n",
  "id": "OSV-2022-679",
  "modified": "2025-04-20T14:43:08.863483Z",
  "published": "2022-08-07T00:01:59.645310Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49845"
    }
  ],
  "schema_version": "1.3.0",
  "summary": "Heap-buffer-overflow in udiv"
}


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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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