1 files changed, 4 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index df9d0dd..e1ae98f 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -13,6 +13,10 @@ Core and Builtins
 Library
 -------
 
+- Issue #28969: Fixed race condition in C implementation of functools.lru_cache.
+  KeyError could be raised when cached function with full cache was
+  simultaneously called from differen threads with the same uncached arguments.
+
 - Issue #29142: In urllib.request, suffixes in no_proxy environment variable with
   leading dots could match related hostnames again (e.g. .b.c matches a.b.c).
   Patch by Milan Oberkirch.