From c4032b2cae1bf8917c0bf04dc0b70262987929bc Mon Sep 17 00:00:00 2001 From: Tommy Date: Wed, 3 Jan 2024 17:39:59 -0700 Subject: [PATCH] Improve consistency Signed-off-by: Tommy --- Fedora-Workstation-39.sh | 6 ++++++ GCP-Debian-11.sh | 4 ++++ Ubuntu-22.04-Desktop.sh | 4 ++++ 3 files changed, 14 insertions(+) diff --git a/Fedora-Workstation-39.sh b/Fedora-Workstation-39.sh index 5581e07..ff4913b 100644 --- a/Fedora-Workstation-39.sh +++ b/Fedora-Workstation-39.sh @@ -62,9 +62,13 @@ sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf # Security kernel settings unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf | sudo tee /etc/modprobe.d/30_security-misc.conf +sudo chmod 644 /etc/modprobe.d/30_security-misc.conf unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/usr/lib/sysctl.d/990-security-misc.conf | sudo tee /etc/sysctl.d/990-security-misc.conf +sudo chmod 644 /etc/sysctl.d/990-security-misc.conf unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/usr/lib/sysctl.d/30_silent-kernel-printk.conf | sudo tee /etc/sysctl.d/30_silent-kernel-printk.conf +sudo chmod /etc/sysctl.d/30_silent-kernel-printk.conf unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/usr/lib/sysctl.d/30_security-misc_kexec-disable.conf | sudo tee /etc/sysctl.d/30_security-misc_kexec-disable.conf +sudo chmod 644 /etc/sysctl.d/30_security-misc_kexec-disable.conf sudo sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=1/g' /etc/sysctl.d/990-security-misc.conf sudo grubby --update-kernel=ALL --args='spectre_v2=on spec_store_bypass_disable=on l1tf=full,force mds=full,nosmt tsx=off tsx_async_abort=full,nosmt kvm.nx_huge_pages=force nosmt=force l1d_flush=on mmio_stale_data=full,nosmt random.trust_bootloader=off random.trust_cpu=off intel_iommu=on amd_iommu=isolation_force efi=disable_early_pci_dma iommu=force iommu.passthrough=0 iommu.strict=1 slab_nomerge init_on_alloc=1 init_on_free=1 pti=on vsyscall=none page_alloc.shuffle=1 randomize_kstack_offset=on extra_latent_entropy debugfs=off' sudo dracut -f @@ -128,8 +132,10 @@ sudo dnf -y install gnome-console gnome-shell-extension-appindicator gnome-shell # Setup Flatpak sudo flatpak override --system --nosocket=x11 --nosocket=fallback-x11 --nosocket=pulseaudio --unshare=network --unshare=ipc --nofilesystem=host:reset +flatpak override --user --nosocket=x11 --nosocket=fallback-x11 --nosocket=pulseaudio --unshare=network --unshare=ipc --nofilesystem=host:reset flatpak remote-add --if-not-exists --user flathub https://dl.flathub.org/repo/flathub.flatpakrepo flatpak --user install fedora org.gnome.Extensions -y +flatpak --user install flathub com.github.tchx84.Flatseal -y # Install Microsoft Edge if x86_64 MACHINE_TYPE=$(uname -m) diff --git a/GCP-Debian-11.sh b/GCP-Debian-11.sh index 9c1f206..d1ab580 100644 --- a/GCP-Debian-11.sh +++ b/GCP-Debian-11.sh @@ -59,12 +59,16 @@ sudo systemctl restart sshd # Kernel Hardening unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf | sudo tee /etc/modprobe.d/30_security-misc.conf +sudo chmod 644 /etc/modprobe.d/30_security-misc.conf unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/usr/lib/sysctl.d/990-security-misc.conf | sudo tee /etc/sysctl.d/990-security-misc.conf +sudo chmod 644 /etc/sysctl.d/990-security-misc.conf sudo sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/990-security-misc.conf sudo sed -i 's/net.ipv4.icmp_echo_ignore_all=1/net.ipv4.icmp_echo_ignore_all=0/g' /etc/sysctl.d/990-security-misc.conf sudo sed -i 's/net.ipv6.icmp.echo_ignore_all=1/net.ipv6.icmp.echo_ignore_all=0/g' /etc/sysctl.d/990-security-misc.conf unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/usr/lib/sysctl.d/30_silent-kernel-printk.conf | sudo tee /etc/sysctl.d/30_silent-kernel-printk.conf +sudo chmod 644 /etc/sysctl.d/30_silent-kernel-printk.conf unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/usr/lib/sysctl.d/30_security-misc_kexec-disable.conf | sudo tee /etc/sysctl.d/30_security-misc_kexec-disable.conf +sudo chmod 644 /etc/sysctl.d/30_security-misc_kexec-disable.conf sudo mkdir -p /etc/systemd/system/NetworkManager.service.d curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf | sudo tee /etc/systemd/system/NetworkManager.service.d/99-brace.conf sudo sysctl -p diff --git a/Ubuntu-22.04-Desktop.sh b/Ubuntu-22.04-Desktop.sh index a416049..f69ff7e 100644 --- a/Ubuntu-22.04-Desktop.sh +++ b/Ubuntu-22.04-Desktop.sh @@ -70,9 +70,13 @@ sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf # Kernel hardening unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf | sudo tee /etc/modprobe.d/30_security-misc.conf +sudo chmod 644 /etc/modprobe.d/30_security-misc.conf unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/usr/lib/sysctl.d/990-security-misc.conf | sudo tee /etc/sysctl.d/990-security-misc.conf +sudo chmod 644 /etc/sysctl.d/990-security-misc.conf unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/usr/lib/sysctl.d/30_silent-kernel-printk.conf | sudo tee /etc/sysctl.d/30_silent-kernel-printk.conf +sudo chmod 644 /etc/sysctl.d/30_silent-kernel-printk.conf unpriv curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/usr/lib/sysctl.d/30_security-misc_kexec-disable.conf | sudo tee /etc/sysctl.d/30_security-misc_kexec-disable.conf +sudo chmod 644 /etc/sysctl.d/30_security-misc_kexec-disable.conf sudo sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/990-security-misc.conf sudo sysctl -p