osv-2020-2159
Vulnerability from osv_ossfuzz
Published
2020-11-15 22:34
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in flb_parser_json_do
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27499

Crash type: Heap-buffer-overflow READ {*}
Crash state:
flb_parser_json_do
flb_parser_do
parser_fuzzer.c
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "fluent-bit"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "dc234b10f5e7a0a6f7fcc35609f12e9f48420bd4"
            },
            {
              "fixed": "68746b76af8b143daf477033a6799902be2f3cad"
            }
          ],
          "repo": "https://github.com/fluent/fluent-bit/",
          "type": "GIT"
        }
      ],
      "versions": [
        "v1.7.0-rc1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27499\n\n```\nCrash type: Heap-buffer-overflow READ {*}\nCrash state:\nflb_parser_json_do\nflb_parser_do\nparser_fuzzer.c\n```\n",
  "id": "OSV-2020-2159",
  "modified": "2022-04-13T03:04:38.236583Z",
  "published": "2020-11-15T22:34:00.821965Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=27499"
    }
  ],
  "summary": "Heap-buffer-overflow in flb_parser_json_do"
}


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Detection rules are retrieved from Rulezet.