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archived-php-src/ext/pgsql/tests/bug81720.phpt
Christoph M. Becker 55f6895f4b Fix #81720: Uninitialized array in pg_query_params() leading to RCE
We must not free parameters which we haven't initialized yet.

We also fix the not directly related issue, that we checked for the
wrong value being `NULL`, potentially causing a segfault.
2022-06-06 00:34:23 -06:00

28 lines
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PHP

--TEST--
Bug #81720 (Uninitialized array in pg_query_params() leading to RCE)
--SKIPIF--
<?php include("skipif.inc"); ?>
--FILE--
<?php
include('config.inc');
$conn = pg_connect($conn_str);
try {
pg_query_params($conn, 'SELECT $1, $2', [1, new stdClass()]);
} catch (Throwable $ex) {
echo $ex->getMessage(), PHP_EOL;
}
try {
pg_send_prepare($conn, "my_query", 'SELECT $1, $2');
pg_get_result($conn);
pg_send_execute($conn, "my_query", [1, new stdClass()]);
} catch (Throwable $ex) {
echo $ex->getMessage(), PHP_EOL;
}
?>
--EXPECT--
Object of class stdClass could not be converted to string
Object of class stdClass could not be converted to string