Tweak and reword release notes

diff --git a/doc/notes/notes-9.18.25.rst b/doc/notes/notes-9.18.25.rst
index eb7f52493734c1d8c537359ff0dd64372fc0f79f..b0e0f7a9479c02d364cd4bc079fa91869fbf4551 100644 (file)
--- a/doc/notes/notes-9.18.25.rst
+++ b/doc/notes/notes-9.18.25.rst
@@ -25,15 +25,15 @@ Bug Fixes
   :any:`max-cache-size` limit being exceeded and has now been fixed.
   :gl:`#4621`
 
-- The logic for cleaning up cached DNS records whose TTL has expired was
+- The logic for cleaning up expired cached DNS records was
   tweaked to be more aggressive. This change helps with enforcing
   :any:`max-cache-ttl` and :any:`max-ncache-ttl` in a timely manner.
   :gl:`#4591`
 
-- A use-after-free assertion might get triggered when the overmem cache
-  cleaning triggers. :gl:`#4595`
+- It was possible to trigger a use-after-free assertion when the overmem cache
+  cleaning was initiated. This has been fixed. :gl:`#4595`
 
-  ISC would like to thank to Jinmei Tatuya from Infoblox for bringing
+  ISC would like to thank Jinmei Tatuya of Infoblox for bringing
   this issue to our attention.
 
 Known Issues