osv-2020-744
Vulnerability from osv_ossfuzz
Published
2020-07-04 00:00
Modified
2022-04-13 03:04
Summary
Heap-double-free in mrb_default_allocf
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23801

Crash type: Heap-double-free
Crash state:
mrb_default_allocf
mrb_free
obj_free
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "mruby"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9cdf439db52b66447b4e37c61179d54fad6c8f33"
            },
            {
              "fixed": "97319697c8f9f6ff27b32589947e1918e3015503"
            }
          ],
          "repo": "https://github.com/mruby/mruby",
          "type": "GIT"
        }
      ],
      "versions": [
        "2.1.2",
        "2.1.2-rc",
        "2.1.2-rc2"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23801\n\n```\nCrash type: Heap-double-free\nCrash state:\nmrb_default_allocf\nmrb_free\nobj_free\n```\n",
  "id": "OSV-2020-744",
  "modified": "2022-04-13T03:04:39.780694Z",
  "published": "2020-07-04T00:00:01.948828Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23801"
    }
  ],
  "summary": "Heap-double-free in mrb_default_allocf"
}


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.