random_bytes() can throw an exception in some cases, since PHP 7.0.0rc3

9 years ago · e85bbc9e9c
parent 77be69fa25
commit e85bbc9e9c
1 changed files with 5 additions and 1 deletions
--- a/program/lib/Roundcube/rcube_utils.php
+++ b/program/lib/Roundcube/rcube_utils.php
@ -1101,7 +1101,11 @@ class rcube_utils
    {
        // Use PHP7 true random generator
        if (function_exists('random_bytes')) {
-            $random = @random_bytes($length);
+            // random_bytes() can throw an exception in some cases
+            try {
+                $random = @random_bytes($length);
+            }
+            catch (Exception $e) {}
        }

        if (!$random) {