From 248c30dad75d8ab3700eade2f9e18ff408faba26 Mon Sep 17 00:00:00 2001 From: George Schlossnagle Date: Thu, 1 Sep 2005 14:44:11 +0000 Subject: [PATCH] MFH. Protect against underflow - refs http://pecl.php.net/bugs/bug.php?id=5193 --- ext/pdo/pdo_stmt.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/ext/pdo/pdo_stmt.c b/ext/pdo/pdo_stmt.c index b988598e66..1dd5c79a0f 100755 --- a/ext/pdo/pdo_stmt.c +++ b/ext/pdo/pdo_stmt.c @@ -1541,7 +1541,10 @@ static PHP_METHOD(PDOStatement, getColumnMeta) if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &colno)) { RETURN_FALSE; } - + if(colno < 0) { + pdo_raise_impl_error(stmt->dbh, stmt, "42P10", "column number must be non-negative" TSRMLS_CC); + RETURN_FALSE; + } if (!stmt->methods->get_column_meta) { pdo_raise_impl_error(stmt->dbh, stmt, "IM001", "driver doesn't support meta data" TSRMLS_CC); RETURN_FALSE; -- 2.50.1