diff -Nru initramfs-tools-0.140ubuntu17/debian/changelog initramfs-tools-0.140ubuntu18/debian/changelog
--- initramfs-tools-0.140ubuntu17/debian/changelog	2022-08-30 21:47:27.000000000 +0800
+++ initramfs-tools-0.140ubuntu18/debian/changelog	2023-03-08 12:04:58.000000000 +0800
@@ -1,3 +1,9 @@
+initramfs-tools (0.140ubuntu18) kinetic; urgency=medium
+
+  * Add scripts/init-top/00_mount_efivarfs mounting efivarfs (LP: #1994936)
+
+ -- Cyrus Lien <cyrus.lien@canonical.com>  Wed, 08 Mar 2023 12:04:58 +0800
+
 initramfs-tools (0.140ubuntu17) kinetic; urgency=medium
 
   * Include update from Debian for depmod from kmod 30 (LP: #1987620)
diff -Nru initramfs-tools-0.140ubuntu17/scripts/init-top/00_mount_efivarfs initramfs-tools-0.140ubuntu18/scripts/init-top/00_mount_efivarfs
--- initramfs-tools-0.140ubuntu17/scripts/init-top/00_mount_efivarfs	1970-01-01 08:00:00.000000000 +0800
+++ initramfs-tools-0.140ubuntu18/scripts/init-top/00_mount_efivarfs	2023-03-08 12:04:52.000000000 +0800
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+PREREQ=""
+prereqs()
+{
+ echo "$PREREQ"
+}
+case $1 in
+# get pre-requisites
+prereqs)
+ prereqs
+ exit 0
+ ;;
+esac
+
+# shellcheck disable=SC2013
+if [ -d /sys/firmware/efi/efivars ]; then
+	mount -t efivarfs efivarfs -o nosuid,nodev,noexec /sys/firmware/efi/efivars
+fi