OSV-2021-926 Heap-use-after-free in zend_gc_addref

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35876 Crash type: Heap-use-after-free READ 4 Crash state: zendgcaddref ZENDASSIGNOPSPECVARTMPVARHANDLER fuzzerexecuteex...

php:php-fuzz-execute: Heap-use-after-free in zend_gc_addref

Detailed Report: https://oss-fuzz.com/testcase?key=5212055819911168 Project: php Fuzzing Engine: libFuzzer Fuzz Target: php-fuzz-execute Job Type: libfuzzerasanphp Platform Id: linux Crash Type: Heap-use-after-free READ 4 Crash Address: 0x6030000190f0 Crash State: zendgcaddref...

OSV-2020-1779 Heap-use-after-free in zend_gc_addref

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25697 Crash type: Heap-use-after-free READ 4 Crash state: zendgcaddref zendgeneratorupdatecurrent zendgeneratordtorstorage...