osv-2022-652
Vulnerability from osv_ossfuzz
Published
2022-07-29 00:02
Modified
2025-04-20 14:42
Summary
Use-of-uninitialized-value in udiv
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49542

Crash type: Use-of-uninitialized-value
Crash state:
udiv
mrb_bint_mod
int_mod
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "mruby",
        "purl": "pkg:generic/mruby"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "547d465340b5358502483a97729a95661bcd754d"
            }
          ],
          "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=49542\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\nudiv\nmrb_bint_mod\nint_mod\n```\n",
  "id": "OSV-2022-652",
  "modified": "2025-04-20T14:42:50.964633Z",
  "published": "2022-07-29T00:02:04.321859Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=49542"
    }
  ],
  "schema_version": "1.2.0",
  "summary": "Use-of-uninitialized-value in udiv"
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.