diff --git a/buildroot b/buildroot
index dd816b92..e6da8b61 160000
--- a/buildroot
+++ b/buildroot
@@ -1 +1 @@
-Subproject commit dd816b92336b46726c5618a81d3d42cab3b8d338
+Subproject commit e6da8b610c9c90806f346ee426755e2884568876
diff --git a/doc/ChangeLog.md b/doc/ChangeLog.md
index 2fa449f6..b8e009b8 100644
--- a/doc/ChangeLog.md
+++ b/doc/ChangeLog.md
@@ -8,6 +8,8 @@ All notable changes to the project are documented in this file.
 
 ### Changes
 
+- Upgrade Linux kernel to 6.18.38 (LTS)
+- Upgrade Buildroot to 2025.02.15 (LTS)
 - Add support for firewall address-set (ipset): named sets of IP addresses and
   networks, usable as zone sources for per-IP access control, issue #1189
 - Build RPi64 SD card images in release builds