osv-2020-2241
Vulnerability from osv_ossfuzz
Published
2020-12-05 00:00
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in mk_string_copy_substr
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28277

Crash type: Heap-buffer-overflow READ {*}
Crash state:
mk_string_copy_substr
mk_rconf_meta_add
mk_rconf_read
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "fluent-bit"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10ceb5b2ab6635a000f3eceaa267e1e34496de6b"
            },
            {
              "fixed": "03f3339594bdb472315823db78ca209b7ba319fb"
            }
          ],
          "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",
        "v1.7.2",
        "v1.7.3",
        "v1.7.4",
        "v1.7.5",
        "v1.7.6",
        "v1.7.7",
        "v1.7.8",
        "v1.7.9"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28277\n\n```\nCrash type: Heap-buffer-overflow READ {*}\nCrash state:\nmk_string_copy_substr\nmk_rconf_meta_add\nmk_rconf_read\n```\n",
  "id": "OSV-2020-2241",
  "modified": "2022-04-13T03:04:38.424624Z",
  "published": "2020-12-05T00:00:48.941441Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28277"
    }
  ],
  "summary": "Heap-buffer-overflow in mk_string_copy_substr"
}


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Detection rules are retrieved from Rulezet.