osv-2020-112
Vulnerability from osv_ossfuzz
Published
2020-06-24 01:51
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in u8_read_escape_sequence
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22180

Crash type: Heap-buffer-overflow READ 1
Crash state:
u8_read_escape_sequence
flb_unescape_string_utf8
logfmt_parser
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "fluent-bit"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "754c40a5aa372b08b7773fa3c39b2c6aabf667b6"
            },
            {
              "fixed": "512556c951076a4a07dd436b57921a63fd85f95a"
            },
            {
              "introduced": "0a05f222752f0325ff55417745d47d4672c2387e"
            },
            {
              "fixed": "d6c4796b9d952eb4e1aedc349cb05b98f37cf01c"
            }
          ],
          "repo": "https://github.com/fluent/fluent-bit/",
          "type": "GIT"
        }
      ],
      "versions": [
        "v1.4.3",
        "v1.4.4"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22180\n\n```\nCrash type: Heap-buffer-overflow READ 1\nCrash state:\nu8_read_escape_sequence\nflb_unescape_string_utf8\nlogfmt_parser\n```\n",
  "id": "OSV-2020-112",
  "modified": "2022-04-13T03:04:38.373807Z",
  "published": "2020-06-24T01:51:14.628328Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=22180"
    }
  ],
  "summary": "Heap-buffer-overflow in u8_read_escape_sequence"
}


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