osv-2021-242
Vulnerability from osv_ossfuzz
Published
2021-01-26 23:45
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=29939

Crash type: Heap-buffer-overflow READ 1
Crash state:
rans_uncompress_to_4x16
rans_decode
uncompress
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "a64c6c8e4f4056c1f7dca3335d239fa392e2d1b3:b8dcbd12b2c535fb792a5dfb275e875b626e929d"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "htslib"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0d1971cbebb269d90a563464e4f56987290e20ab"
            },
            {
              "fixed": "9d9e60c83487a8ac4644079e9636e34a9dd4bb08"
            },
            {
              "fixed": "b8dcbd12b2c535fb792a5dfb275e875b626e929d"
            }
          ],
          "repo": "https://github.com/samtools/htslib.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29939\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nrans_uncompress_to_4x16\nrans_decode\nuncompress\n```\n",
  "id": "OSV-2021-242",
  "modified": "2022-04-13T03:04:32.338631Z",
  "published": "2021-01-26T23:45:33.235035Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29939"
    }
  ],
  "summary": "Heap-buffer-overflow in rans_uncompress_to_4x16"
}


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