Bug #78472 [NEW]: Crash on unserializing large dataset

From: martin at tiogatours dot nl Operating system: Windows 10 x64 PHP version: 7.4.0beta4 Package: Reproducible crash Bug Type: Bug Bug description:Crash on unserializing large dataset Description: ------------ I got unexpected PHP crashes when unserializing a object. There is no recursiveness in the serialized object as the data is created from a JSON object. However, when you disable the recursive ArrayObject creation, the script succeeds. Also, when creating a recursive stdClass(), the problem doesn't exist Test script: --------------- Error unserializing with ArrayObject: https://3v4l.org/hbSRC This succeeds with the stdClass: https://3v4l.org/HNXR6 Expected result: ---------------- Valid unserializing -- Edit bug report at https://bugs.php.net/bug.php?id=78472&edit=1 -- Fix committed: https://bugs.php.net/fix.php?id=78472&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=78472&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=78472&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=78472&r=needscript Try newer version: https://bugs.php.net/fix.php?id=78472&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=78472&r=support Expected behavior: https://bugs.php.net/fix.php?id=78472&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=78472&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=78472&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=78472&r=globals PHP version support discontinued: https://bugs.php.net/fix.php?id=78472&r=phptooold Daylight Savings: https://bugs.php.net/fix.php?id=78472&r=dst IIS Stability: https://bugs.php.net/fix.php?id=78472&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=78472&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=78472&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=78472&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=78472&r=mysqlcfg