osv-2021-220
Vulnerability from osv_ossfuzz
Published
2021-01-23 00:00
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in rans_uncompress_to_4x16
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29795

Crash type: Heap-buffer-overflow READ 1
Crash state:
rans_uncompress_to_4x16
rans_uncompress_4x16
cram_uncompress_block
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "01830d77854bf24d69959373d2570c640c1ff5d2:90fef7300c75ca6b8834da0dcb710e27d599324e"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "htslib"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0d1971cbebb269d90a563464e4f56987290e20ab"
            },
            {
              "fixed": "a01a139ac1fa365a688ec8734d62ef859a8bc416"
            },
            {
              "fixed": "90fef7300c75ca6b8834da0dcb710e27d599324e"
            }
          ],
          "repo": "https://github.com/samtools/htslib.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29795\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nrans_uncompress_to_4x16\nrans_uncompress_4x16\ncram_uncompress_block\n```\n",
  "id": "OSV-2021-220",
  "modified": "2022-04-13T03:04:32.322384Z",
  "published": "2021-01-23T00:00:03.732785Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29795"
    }
  ],
  "summary": "Heap-buffer-overflow in rans_uncompress_to_4x16"
}


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Detection rules are retrieved from Rulezet.