Add CHANGES note for [GL #2275]

(cherry picked from commit 15e7a4b04768aa0b6cd893af4e8ea918db720a45)

diff --git a/CHANGES b/CHANGES
index 2b3c67421ff537a1d5784b36443baeb80cc193d2..9c50bf7f4190acb6ae9bfeb046e187d0542b6d93 100644 (file)
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+5539.  [bug]           Tighten handling of missing DNS COOKIE responses over
+                       UDP by falling back to TCP. [GL #2275]
+
        --- 9.11.25 released ---
 
 5527.  [bug]           A NULL pointer dereference occurred when creating an NTA