osv-2021-1791
Vulnerability from osv_ossfuzz
Published
2021-12-31 00:02
Modified
2022-06-16 00:04
Summary
Heap-buffer-overflow in ZSTD_createDDict
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43110

Crash type: Heap-buffer-overflow READ {*}
Crash state:
ZSTD_createDDict
blosc_run_decompression_with_context
blosc2_decompress_ctx
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "c-blosc2",
        "purl": "pkg:generic/c-blosc2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "861ba79f31393dec0a0782ca11cf32cebb6f6610"
            },
            {
              "fixed": "7f4574f51ad7db56fc13de89e13e7893b1a82189"
            }
          ],
          "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",
        "v2.1.0",
        "v2.1.1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43110\n\n```\nCrash type: Heap-buffer-overflow READ {*}\nCrash state:\nZSTD_createDDict\nblosc_run_decompression_with_context\nblosc2_decompress_ctx\n```\n",
  "id": "OSV-2021-1791",
  "modified": "2022-06-16T00:04:04.371193Z",
  "published": "2021-12-31T00:02:03.777116Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43110"
    }
  ],
  "schema_version": "1.2.0",
  "summary": "Heap-buffer-overflow in ZSTD_createDDict"
}


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Detection rules are retrieved from Rulezet.