From 0db98910a11c12a454eac4c8e86dc7a7bbc764a4 Mon Sep 17 00:00:00 2001

From: Andreas Stieger <astieger@suse.com>

Date: Mon, 7 Nov 2016 10:37:22 +0100

Subject: [PATCH] dracut.sh: create the initramfs non-world readable also if

 early cpio is used

Fixes: 5f2c30d9bcd614d546d5c55c6897e33f88b9ab90

Previously fixed CVE-2012-4453: e1b48995c26c4f06d1a718539cb1bd5b0179af91

Signed-off-by: Andreas Stieger <astieger@suse.com>

---

 dracut.sh | 2 +-

 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dracut.sh b/dracut.sh

index 40ca08f..2d79bbc 100755

--- a/dracut.sh

+++ b/dracut.sh

@@ -1700,7 +1700,7 @@ if [[ $create_early_cpio = yes ]]; then

     # The microcode blob is _before_ the initramfs blob, not after

     if ! (

-            cd "$early_cpio_dir/d"

+            umask 077; cd "$early_cpio_dir/d"

             find . -print0 | sort -z \

                 | cpio ${CPIO_REPRODUCIBLE:+--reproducible} --null $cpio_owner_root -H newc -o --quiet > "${DRACUT_TMPDIR}/initramfs.img"

         ); then