doc: 2.6.1 release notes

Start release note section for 2.6.1.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
diff --git a/doc/releases/release-notes-2.6.rst b/doc/releases/release-notes-2.6.rst
index 4a2f604..196726c 100644
--- a/doc/releases/release-notes-2.6.rst
+++ b/doc/releases/release-notes-2.6.rst
@@ -2,6 +2,29 @@
 
 .. _zephyr_2.6:
 
+
+.. _zephyr_2.6.1:
+
+Zephyr 2.6.1
+#############
+
+This is a maintenance release with the following fixes.
+
+Security Vulnerability Related
+******************************
+
+The following security vulnerabilities (CVEs) were addressed in this
+release:
+
+More detailed information can be found in:
+https://docs.zephyrproject.org/latest/security/vulnerabilities.html
+
+Issues Fixed
+************
+
+
+.. _zephyr_2.6.0:
+
 Zephyr 2.6.0
 ############