diff --git a/src/etc/inc/system.inc b/src/etc/inc/system.inc
index 2abd91b67f..9a565ef97a 100644
--- a/src/etc/inc/system.inc
+++ b/src/etc/inc/system.inc
@@ -870,6 +870,7 @@ function clear_log_file($logfile = "/var/log/system.log", $restart_syslogd = tru
 		touch($logfile);
 	} else {
 		$log_size = isset($config['syslog']['logfilesize']) ? $config['syslog']['logfilesize'] : "511488";
+		$log_size = ($log_size < (2**32)/2) ? $log_size : "511488";
 		$log_size = isset($config['syslog'][basename($logfile, '.log') . '_settings']['logfilesize']) ? $config['syslog'][basename($logfile, '.log') . '_settings']['logfilesize'] : $log_size;
 		exec("/usr/local/sbin/clog -i -s {$log_size} " . escapeshellarg($logfile));
 	}
diff --git a/src/usr/local/www/status_logs_common.inc b/src/usr/local/www/status_logs_common.inc
index dc36373e28..3e35f5fc7c 100644
--- a/src/usr/local/www/status_logs_common.inc
+++ b/src/usr/local/www/status_logs_common.inc
@@ -649,6 +649,8 @@ function manage_log_code() {
 		if (isset($logfilesize) && (strlen($logfilesize) > 0)) {
 			if (!is_numeric($logfilesize) || ($logfilesize < 100000)) {
 				$input_errors[] = gettext("Log file size must be numeric and greater than or equal to 100000.");
+			} elseif ($logfilesize >= (2**32)/2) {
+				$input_errors[] = gettext("Log file size is too large. Set a smaller value.");
 			}
 		}
 
diff --git a/src/usr/local/www/status_logs_settings.php b/src/usr/local/www/status_logs_settings.php
index 109d5a8647..269c4a5346 100644
--- a/src/usr/local/www/status_logs_settings.php
+++ b/src/usr/local/www/status_logs_settings.php
@@ -103,6 +103,8 @@ if ($_POST['resetlogs'] == gettext("Reset Log Files")) {
 	if (isset($_POST['logfilesize']) && (strlen($_POST['logfilesize']) > 0)) {
 		if (!is_numeric($_POST['logfilesize']) || ($_POST['logfilesize'] < 100000)) {
 			$input_errors[] = gettext("Log file size must be numeric and greater than or equal to 100000.");
+		} elseif ($_POST['logfilesize'] >= (2**32)/2) {
+			$input_errors[] = gettext("Log file size is too large. Set a smaller value.");
 		}
 	}
 	if (!$input_errors) {