osv-2021-1633
Vulnerability from osv_ossfuzz
Published
2021-11-29 00:00
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in mk_string_copy_substr
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41448

Crash type: Heap-buffer-overflow READ {*}
Crash state:
mk_string_copy_substr
mk_rconf_read
mk_rconf_open
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "fluent-bit",
        "purl": "pkg:generic/fluent-bit"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1c3811ba12bf924a96c916e2409a0d41c336debf"
            },
            {
              "fixed": "e16a7daa4b8d4ec28f1e91be3570f99b03deba7c"
            },
            {
              "fixed": "c5741b48c24aa80ddd820e6f42e6ce8fc5f5d98b"
            }
          ],
          "repo": "https://github.com/fluent/fluent-bit/",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41448\n\n```\nCrash type: Heap-buffer-overflow READ {*}\nCrash state:\nmk_string_copy_substr\nmk_rconf_read\nmk_rconf_open\n```\n",
  "id": "OSV-2021-1633",
  "modified": "2022-04-13T03:04:38.256357Z",
  "published": "2021-11-29T00:00:13.762470Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41448"
    }
  ],
  "schema_version": "1.2.0",
  "summary": "Heap-buffer-overflow in mk_string_copy_substr"
}


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.