Version 2.15.1

* Cherry-pick e12a81d776d02f88002ac2cdebc1fddd1dc14a50 to stable
* Cherry-pick 1777f769abc9ea7f2a7e2c70c3e1635a838bc199 to stable
* Cherry-pick d2da75a5e01b5ccec1ce4013d9d37657bc86b312 to stable
diff --git a/tools/VERSION b/tools/VERSION
index b85398b..6ac463f 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -26,6 +26,6 @@
 CHANNEL stable
 MAJOR 2
 MINOR 15
-PATCH 0
+PATCH 1
 PRERELEASE 0
 PRERELEASE_PATCH 0
\ No newline at end of file