{"id":"OSV-2021-1759","aliases":[],"status":"published","title":"Heap-use-after-free in zend_hash_reverse_apply","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=42894\n\n```\nCrash type: Heap-use-after-free READ 4\nCrash state:\nzend_hash_reverse_apply\nshutdown_destructors\nzend_call_destructors\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-12-25T00:02:02.853767Z","modified":"2023-02-24T04:23:14Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"php","ranges":[{"type":"GIT","events":[{"introduced":"97cdf62a6a1d8491f8d1ef1580f344400eb51f1d"},{"introduced":"713dcb28181895d241e6dbe63f63ee654ba757b4"},{"fixed":"eee3b1d917591e5106aef9fd4fe93393e95fc13d"}]}],"versions":["php-8.1.2RC1","php-8.1.3","php-8.1.4RC1","php-8.1.7RC1"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=42894","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-1759","title":"Heap-use-after-free in zend_hash_reverse_apply","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=42894\n\n```\nCrash type: Heap-use-after-free READ 4\nCrash state:\nzend_hash_reverse_apply\nshutdown_destructors\nzend_call_destructors\n```\n","status":"published","published":"2021-12-25T00:02:02.853767Z","modified":"2023-02-24T04:23:14.413547Z","updated_at":"2026-11-02T15:52:49.04248Z"}]}}