Hello, The pointer: https://git.ipfire.org/?p=ipfire-2.x.git;a=blob;f=src/installer/hw.c;h=12f8e793de49b65afb4d271f10d6d7717e8a8145;hb=HEAD#l1125 -Michael > On 13 Jul 2022, at 20:48, Peter Müller wrote: > > Hello *, > > additionally, we need to ensure /boot mount options are already written with these flags > into /etc/fstab on new installations. For flash-images, this is already done in C169, but > I have yet to investigate where to change things for the ISO files. > > Any hints would be appreciated. :-) > > Thanks, and best regards, > Peter Müller > > >> The second version of this patch uses @ instead of / for sed delimiters, >> which makes the command less hard to read. Since Core Update 170 already >> requires a reboot at this point, the respective directive is omitted. >> >> Signed-off-by: Peter Müller >> --- >> config/rootfiles/core/170/update.sh | 3 +++ >> 1 file changed, 3 insertions(+) >> >> diff --git a/config/rootfiles/core/170/update.sh b/config/rootfiles/core/170/update.sh >> index 7dde03060..78a4709bc 100644 >> --- a/config/rootfiles/core/170/update.sh >> +++ b/config/rootfiles/core/170/update.sh >> @@ -110,6 +110,9 @@ chown nobody:nobody /var/lib/ipblocklist >> # Start services >> /etc/init.d/rc.d/unbound start >> >> +# Harden mount options of /boot >> +sed -e -i "s@[[:space:]]*\/boot[[:space:]]*auto[[:space:]]*defaults[[:space:]]*@ \/boot auto defaults,nodev,noexec,nosuid @g" /etc/fstab >> + >> # This update needs a reboot... >> touch /var/run/need_reboot >>