osv-2020-2117
Vulnerability from osv_ossfuzz
Published
2020-11-02 00:00
Modified
2022-04-13 03:33
Summary
Heap-buffer-overflow in flb_msgpack_gelf_value_ext
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26851

Crash type: Heap-buffer-overflow READ 1
Crash state:
flb_msgpack_gelf_value_ext
flb_msgpack_to_gelf
flb_msgpack_raw_to_gelf
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "fixed_range": "7114027056f78ff24e255f9f5ae72765b79aad45:13ea5bcdeac5e8e84c9d0e51e357fd05d15d4a3d"
      },
      "ecosystem_specific": {
        "introduced_range": "9643eebeba6bddd31978783cbbfb1686c93d8e24:1b262cebff01a2d54c7dab8ff5d3d8e340faed30",
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "fluent-bit"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "d95ea655478ab9b0e97312ad80ac1da591ce7aaa"
            },
            {
              "fixed": "9a3bd47ec6121492e2c5e37ca14f5827bb7d6db2"
            },
            {
              "introduced": "aea2b787028482a159de615fe9a891deb19cb8dc"
            },
            {
              "fixed": "13ea5bcdeac5e8e84c9d0e51e357fd05d15d4a3d"
            },
            {
              "fixed": "e0aed4a1422c30b038f5f51db950c3c5ab0cf2a9"
            },
            {
              "fixed": "8e32391ba4ea8bcde66ae7cba894171837442a1b"
            }
          ],
          "repo": "https://github.com/fluent/fluent-bit/",
          "type": "GIT"
        }
      ],
      "versions": [
        "v1.7.0",
        "v1.7.0-rc1",
        "v1.7.0-rc2",
        "v1.7.0-rc3",
        "v1.7.0-rc4",
        "v1.7.0-rc5",
        "v1.7.0-rc6",
        "v1.7.0-rc7",
        "v1.7.0-rc8",
        "v1.7.0-rc9",
        "v1.7.1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26851\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nflb_msgpack_gelf_value_ext\nflb_msgpack_to_gelf\nflb_msgpack_raw_to_gelf\n```\n",
  "id": "OSV-2020-2117",
  "modified": "2022-04-13T03:33:04.306630Z",
  "published": "2020-11-02T00:00:07.716307Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26851"
    }
  ],
  "summary": "Heap-buffer-overflow in flb_msgpack_gelf_value_ext"
}


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