osv-2022-40
Vulnerability from osv_ossfuzz
Published
2022-01-14 00:00
Modified
2022-04-13 03:04
Summary
UNKNOWN READ in md_build_attribute
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43587

Crash type: UNKNOWN READ
Crash state:
md_build_attribute
md_enter_leave_span_a
md_process_normal_block_contents
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "md4c"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "db9ab417b11eaf96722b6cfb22f8ead5e22513c9"
            },
            {
              "fixed": "62b60979f6a281b2b3cf883abc84299431fe2f76"
            }
          ],
          "repo": "https://github.com/mity/md4c",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43587\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nmd_build_attribute\nmd_enter_leave_span_a\nmd_process_normal_block_contents\n```\n",
  "id": "OSV-2022-40",
  "modified": "2022-04-13T03:04:34.866550Z",
  "published": "2022-01-14T00:00:14.345044Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43587"
    }
  ],
  "summary": "UNKNOWN READ in md_build_attribute"
}


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Sightings

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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.