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fix PDO fixedly passes MYSQL_TYPE_LONG, causing values exceeding INT32 to overflow When using non-mysqlnd drivers, #19413 #19965

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fix PDO fixedly passes MYSQL_TYPE_LONG, causing values exceeding INT32 to overflow When using non-mysqlnd drivers, #19413 #19965

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86fbb9a
Update mysql_statement.c
cocofhu Sep 25, 2025
edd078d
Update mysql_statement.c
cocofhu Sep 25, 2025
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4 changes: 4 additions & 0 deletions ext/pdo_mysql/mysql_statement.c
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Original file line number Diff line number Diff line change
Expand Up @@ -519,7 +519,11 @@ static int pdo_mysql_stmt_param_hook(pdo_stmt_t *stmt, struct pdo_bound_param_da
PDO_DBG_RETURN(1);

case IS_LONG:
#if SIZEOF_ZEND_LONG==8
b->buffer_type = MYSQL_TYPE_LONGLONG;
#elif SIZEOF_ZEND_LONG==4
b->buffer_type = MYSQL_TYPE_LONG;
#endif /* SIZEOF_LONG */
b->buffer = &Z_LVAL_P(parameter);
PDO_DBG_RETURN(1);

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