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* util/grub-mkconfig.in: Use umask rather than chmod to create 

grub.cfg.new to avoid insecure grub.cfg.
This commit is contained in:
Mark Wooding 2012-02-03 12:15:53 +01:00 committed by Vladimir 'phcoder' Serbinenko
parent 4a9f8346c9
commit 055f856f71
2 changed files with 9 additions and 7 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2012-02-03 Mark Wooding <mdw@distorted.org.uk>
* util/grub-mkconfig.in: Use umask rather than chmod to create
grub.cfg.new to avoid insecure grub.cfg.
2012-02-03 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/commands/ls.c: Gettextize.

11
util/grub-mkconfig.in
View File

@ -248,13 +248,10 @@ export GRUB_DEFAULT \
GRUB_BADRAM
if test "x${grub_cfg}" != "x"; then
rm -f ${grub_cfg}.new
exec > ${grub_cfg}.new
# Allow this to fail, since /boot/grub/ might need to be fatfs to support some
# firmware implementations (e.g. OFW or EFI).
chmod 400 ${grub_cfg}.new || grub_warn "$(gettext_printf "Could not make %s \
readable by only root. This means that if the generated config contains a password it is readable by everyone" "${grub_cfg}.new")"
rm -f "${grub_cfg}.new"
oldumask=$(umask); umask 077
exec > "${grub_cfg}.new"
umask $oldumask
fi
gettext "Generating grub.cfg ..." >&2
echo >&2