osv-2021-455
Vulnerability from osv_ossfuzz
Published
2021-02-28 00:01
Modified
2022-04-13 03:04
Summary
Heap-use-after-free in zend_hash_iterator_pos_ex
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31423

Crash type: Heap-use-after-free READ 1
Crash state:
zend_hash_iterator_pos_ex
ZEND_FE_FETCH_RW_SPEC_VAR_HANDLER
fuzzer_execute_ex
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "HIGH"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "php"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1902f730ee2bda60552f34c0643e2d7b47e4fb64"
            },
            {
              "fixed": "5875bf754ed4fc64a6f0b7d62734d2a816c51017"
            }
          ],
          "repo": "https://github.com/php/php-src.git",
          "type": "GIT"
        }
      ],
      "versions": [
        "php-8.0.0",
        "php-8.0.0RC2",
        "php-8.0.0RC3",
        "php-8.0.0RC4",
        "php-8.0.0RC5",
        "php-8.0.0beta3",
        "php-8.0.0beta4",
        "php-8.0.0rc1",
        "php-8.0.1",
        "php-8.0.1RC1",
        "php-8.0.2",
        "php-8.0.2RC1",
        "php-8.0.3",
        "php-8.0.3RC1"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31423\n\n```\nCrash type: Heap-use-after-free READ 1\nCrash state:\nzend_hash_iterator_pos_ex\nZEND_FE_FETCH_RW_SPEC_VAR_HANDLER\nfuzzer_execute_ex\n```\n",
  "id": "OSV-2021-455",
  "modified": "2022-04-13T03:04:33.633980Z",
  "published": "2021-02-28T00:01:13.121524Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31423"
    }
  ],
  "summary": "Heap-use-after-free in zend_hash_iterator_pos_ex"
}


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