osv-2021-644
Vulnerability from osv_ossfuzz
Published
2021-04-17 00:00
Modified
2022-04-13 03:33
Summary
UNKNOWN READ in blosc_d
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33292

Crash type: UNKNOWN READ
Crash state:
blosc_d
do_job
blosc_run_decompression_with_context
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "8d6bb0d7ddbd3cc00c09c39f2fd9faf473e8fd51:b2434ad1be6ea46e101e0691bfd6b2a43174cc8a"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "c-blosc2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "861ba79f31393dec0a0782ca11cf32cebb6f6610"
            },
            {
              "fixed": "b2434ad1be6ea46e101e0691bfd6b2a43174cc8a"
            }
          ],
          "repo": "https://github.com/Blosc/c-blosc2.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "v2.0.0",
        "v2.0.0-rc2",
        "v2.0.0.rc1",
        "v2.0.1",
        "v2.0.2",
        "v2.0.3",
        "v2.0.4"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33292\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nblosc_d\ndo_job\nblosc_run_decompression_with_context\n```\n",
  "id": "OSV-2021-644",
  "modified": "2022-04-13T03:33:26.944758Z",
  "published": "2021-04-17T00:00:14.337746Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33292"
    }
  ],
  "summary": "UNKNOWN READ in blosc_d"
}


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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.