2 files changed, 5 insertions, 0 deletions

diff --git a/Misc/ACKS b/Misc/ACKS
index d00fa79..098c801 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -546,6 +546,7 @@ Tim Graham
 Kim Gräsman
 Nathaniel Gray
 Eddy De Greef
+Duane Griffin
 Grant Griffin
 Andrea Griffini
 Duncan Grisby
diff --git a/Misc/NEWS b/Misc/NEWS
index 9aa982e..74f7922 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,10 @@ What's New in Python 3.7.0 alpha 1?
 Core and Builtins
 -----------------
 
+- bpo-27945: Fixed various segfaults with dict when input collections are
+  mutated during searching, inserting or comparing.  Based on patches by
+  Duane Griffin and Tim Mitchell.
+
 - bpo-25794: Fixed type.__setattr__() and type.__delattr__() for
   non-interned attribute names.  Based on patch by Eryk Sun.