diff --git a/doc/notes/notes-current.rst b/doc/notes/notes-current.rst
index f793805ae4..0021e57c5f 100644
--- a/doc/notes/notes-current.rst
+++ b/doc/notes/notes-current.rst
@@ -27,6 +27,11 @@ Security Fixes
   assertion failure when :any:`nxdomain-redirect` was enabled. This has
   been fixed. :cve:`2023-5517` :gl:`#4281`
 
+- A bad interaction between DNS64 and serve-stale could cause
+  :iscman:`named` to crash with an assertion failure, when both of these
+  features were enabled. This has been fixed. :cve:`2023-5679`
+  :gl:`#4334`
+
 New Features
 ~~~~~~~~~~~~