osv-2018-74
Vulnerability from osv_ossfuzz
Published
2021-01-13 00:00
Modified
2022-04-13 03:04
Summary
Heap-use-after-free in yr_re_ast_extract_literal
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11753

Crash type: Heap-use-after-free READ 4
Crash state:
yr_re_ast_extract_literal
_yr_parser_write_string
yr_parser_reduce_string_declaration
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "fixed_range": "459d5a2bae0f4c9a2921be0d21fe920258cb5d6d:7a517b22dc2341f0aa9bca3ea834f239e8e56c64",
        "introduced_range": "a2f8515212c35348bcd8d58eaf9853c139533f7c:459d5a2bae0f4c9a2921be0d21fe920258cb5d6d",
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "yara"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "f54b6cac7a988de7ea0a458d0272184b07dc37fb"
            },
            {
              "fixed": "7a517b22dc2341f0aa9bca3ea834f239e8e56c64"
            }
          ],
          "repo": "https://github.com/VirusTotal/yara.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11753\n\n```\nCrash type: Heap-use-after-free READ 4\nCrash state:\nyr_re_ast_extract_literal\n_yr_parser_write_string\nyr_parser_reduce_string_declaration\n```\n",
  "id": "OSV-2018-74",
  "modified": "2022-04-13T03:04:42.236488Z",
  "published": "2021-01-13T00:00:35.634158Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11753"
    }
  ],
  "summary": "Heap-use-after-free in yr_re_ast_extract_literal"
}


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