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Fix GH-8979: Possible Memory Leak with SSL-enabled MySQL connections #10909

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Fix GH-8979: Possible Memory Leak with SSL-enabled MySQL connections #10909

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4 changes: 4 additions & 0 deletions ext/mysqlnd/mysqlnd_vio.c
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Original file line number Diff line number Diff line change
Expand Up @@ -561,6 +561,10 @@ MYSQLND_METHOD(mysqlnd_vio, enable_ssl)(MYSQLND_VIO * const net)
}
}
php_stream_context_set(net_stream, context);
/* php_stream_context_set() increases the refcount of context, but we just want to transfer ownership
* hence the need to decrease the refcount so the refcount will be equal to 1. */
ZEND_ASSERT(GC_REFCOUNT(context->res) == 2);
GC_DELREF(context->res);
if (php_stream_xport_crypto_setup(net_stream, STREAM_CRYPTO_METHOD_TLS_CLIENT, NULL) < 0 ||
php_stream_xport_crypto_enable(net_stream, 1) < 0)
{
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