Bug #77297 [NEW]: sodium_memzero() segfaults on PHP 7.3

From: security at paragonie dot com Operating system: PHP version: 7.3.0 Package: Reproducible crash Bug Type: Bug Bug description:sodium_memzero() segfaults on PHP 7.3 Description: ------------ Reported to the libsodium-php repository too. Just wanted to make sure the PHP team is aware of the issue and hopefully can include the fix in 7.3.1. https://github.com/jedisct1/libsodium-php/issues/186 https://github.com/jedisct1/libsodium-php/pull/187 Test script: --------------- <?php function foo() { throw new SodiumException('test'); } foo(); Expected result: ---------------- PHP Fatal error: Uncaught SodiumException: test in /home/scott/sodium_compat/segfault.php:5 Stack trace: #0 /home/scott/sodium_compat/segfault.php(7): foo() #1 {main} thrown in /home/scott/sodium_compat/segfault.php on line 5 Actual result: -------------- Segmentation fault (core dumped) -- Edit bug report at https://bugs.php.net/bug.php?id=77297&edit=1 -- Try a snapshot (PHP 5.4): https://bugs.php.net/fix.php?id=77297&r=trysnapshot54 Try a snapshot (PHP 5.5): https://bugs.php.net/fix.php?id=77297&r=trysnapshot55 Try a snapshot (trunk): https://bugs.php.net/fix.php?id=77297&r=trysnapshottrunk Fixed in SVN: https://bugs.php.net/fix.php?id=77297&r=fixed Fixed in release: https://bugs.php.net/fix.php?id=77297&r=alreadyfixed Need backtrace: https://bugs.php.net/fix.php?id=77297&r=needtrace Need Reproduce Script: https://bugs.php.net/fix.php?id=77297&r=needscript Try newer version: https://bugs.php.net/fix.php?id=77297&r=oldversion Not developer issue: https://bugs.php.net/fix.php?id=77297&r=support Expected behavior: https://bugs.php.net/fix.php?id=77297&r=notwrong Not enough info: https://bugs.php.net/fix.php?id=77297&r=notenoughinfo Submitted twice: https://bugs.php.net/fix.php?id=77297&r=submittedtwice register_globals: https://bugs.php.net/fix.php?id=77297&r=globals PHP 4 support discontinued: https://bugs.php.net/fix.php?id=77297&r=php4 Daylight Savings: https://bugs.php.net/fix.php?id=77297&r=dst IIS Stability: https://bugs.php.net/fix.php?id=77297&r=isapi Install GNU Sed: https://bugs.php.net/fix.php?id=77297&r=gnused Floating point limitations: https://bugs.php.net/fix.php?id=77297&r=float No Zend Extensions: https://bugs.php.net/fix.php?id=77297&r=nozend MySQL Configuration Error: https://bugs.php.net/fix.php?id=77297&r=mysqlcfg