ext/mbstring: mb_ereg*_replace fix leak on failed callback. #18646
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nielsdos
reviewed
May 24, 2025
ext/mbstring/php_mbregex.c
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| @@ -1109,6 +1109,7 @@ static void _php_mb_regex_ereg_replace_exec(INTERNAL_FUNCTION_PARAMETERS, OnigOp | |||
| } else { | |||
| if (!EG(exception)) { | |||
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I believe this code is even unreachable. zend_call_function only returns FAILURE when !EG(active), which should not be possible to hit from here. And retval is only UNDEF if an exception did happen.
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After double checking I think I'm right. You can drop this else branch in master.
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nielsdos
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May 25, 2025
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