28 lines
1010 B
Diff
28 lines
1010 B
Diff
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From 0db98910a11c12a454eac4c8e86dc7a7bbc764a4 Mon Sep 17 00:00:00 2001
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From: Andreas Stieger <astieger@suse.com>
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Date: Mon, 7 Nov 2016 10:37:22 +0100
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Subject: [PATCH] dracut.sh: create the initramfs non-world readable also if
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early cpio is used
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Fixes: 5f2c30d9bcd614d546d5c55c6897e33f88b9ab90
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Previously fixed CVE-2012-4453: e1b48995c26c4f06d1a718539cb1bd5b0179af91
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Signed-off-by: Andreas Stieger <astieger@suse.com>
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---
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dracut.sh | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/dracut.sh b/dracut.sh
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index 40ca08f..2d79bbc 100755
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--- a/dracut.sh
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+++ b/dracut.sh
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@@ -1700,7 +1700,7 @@ if [[ $create_early_cpio = yes ]]; then
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# The microcode blob is _before_ the initramfs blob, not after
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if ! (
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- cd "$early_cpio_dir/d"
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+ umask 077; cd "$early_cpio_dir/d"
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find . -print0 | sort -z \
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| cpio ${CPIO_REPRODUCIBLE:+--reproducible} --null $cpio_owner_root -H newc -o --quiet > "${DRACUT_TMPDIR}/initramfs.img"
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); then
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