{"id":"OSV-2021-455","aliases":[],"status":"published","title":"Heap-use-after-free in zend_hash_iterator_pos_ex","description":"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```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-02-28T00:01:13.121524Z","modified":"2022-04-13T03:04:33Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"php","ranges":[{"type":"GIT","events":[{"introduced":"1902f730ee2bda60552f34c0643e2d7b47e4fb64"},{"fixed":"5875bf754ed4fc64a6f0b7d62734d2a816c51017"}]}],"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"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31423","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-455","title":"Heap-use-after-free in zend_hash_iterator_pos_ex","description":"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","status":"published","published":"2021-02-28T00:01:13.121524Z","modified":"2022-04-13T03:04:33.63398Z","updated_at":"2026-11-02T15:52:49.04248Z"}]}}