Issue #4509: bugs in bytearray with exports (buffer protocol)
diff --git a/Misc/NEWS b/Misc/NEWS
index 9445457..81b0900 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -21,6 +21,9 @@
   growing read buffer. Fixed by using the same growth rate algorithm as
   Python 2.x.
 
+- Issue #4509: Various issues surrounding resize of bytearray objects to
+  which there are buffer exports (e.g. memoryview instances).
+
 
 Library
 -------