memory leak tests prevent zero values and improve validation

Change-Id: Ib9cd86eb8b037f97bb77ed5b5506c543c899a220
diff --git a/VERSION b/VERSION
index 371a952..ccc99d0 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.12.2
+2.12.3