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7e267ab498
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fix, allow group sudo and console to use consoles
fix /etc/security/access-security-misc.conf syntax error
Thanks to @81a989 for the bug report!
https://forums.whonix.org/t/etc-security-hardening-console-lockdown-pam-access-access-conf/8592/31
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2020-08-03 08:12:19 -04:00 |
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3cd7b144bb
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move "kernel.printk = 3 3 3 3" to separate file /etc/sysctl.d/30_silent-kernel-printk.conf
so package debug-misc can easily disable it
https://phabricator.whonix.org/T950
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2020-05-14 13:47:58 -04:00 |
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6485df8126
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Prevent kernel info leaks in console during boot.
add kernel parameter `quiet loglevel=0`
https://phabricator.whonix.org/T950
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2020-04-23 12:26:31 -04:00 |
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8d2e4b68dc
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Prevent kernel info leaks in console during boot.
By setting `kernel.printk = 3 3 3 3`.
https://phabricator.whonix.org/T950
Thanks to @madaidan for the suggestion!
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2020-04-16 08:00:31 -04:00 |
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4898a9e753
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fix, sysctl-initramfs: switch log to /run/initramfs/sysctl-initramfs-error.log
since ephemeral, in RAM, not written to disk, no conflict with grub-live
https://forums.whonix.org/t/kernel-hardening/7296/435
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2020-04-16 07:54:33 -04:00 |
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701da5f6cc
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formatting
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2020-04-16 07:24:44 -04:00 |
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253578afdf
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/etc/security/access-security-misc.conf white list ttyS0 etc.
ttyS0 ttyS1 ttyS2 ttyS3 ttyS4 ttyS5 ttyS6 ttyS7 ttyS8 ttyS9
Thanks to @subpar_marlin for the bug report and helping to fix this!
https://forums.whonix.org/t/how-do-i-enter-the-whonix-shell-from-cli/7271/43
https://forums.whonix.org/t/etc-security-hardening/8592
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2020-04-13 06:50:32 -04:00 |
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b3ce18f0f9
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disable proc-hidepid by default because incompatible with pkexec
and undo pkexec wrapper
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2020-04-12 16:54:10 -04:00 |
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4429315291
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disable proc-hidepid by default because incompatible with pkexec
and undo pkexec wrapper
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2020-04-12 16:52:55 -04:00 |
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938e929f39
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add pkexec to suid default whitelist
/usr/bin/pkexec exactwhitelist
/usr/bin/pkexec.security-misc-orig exactwhitelist
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2020-04-12 16:37:51 -04:00 |
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565ff136e5
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vm.swappiness=1
import from swappiness-lowest
https://forums.whonix.org/t/vm-swappiness-1-set-swapiness-to-lowest-setting-still-useful-swappiness-lowest/9278
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2020-04-08 21:04:02 +00:00 |
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72228946dc
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fix etc/default/grub.d/40_kernel_hardening.cfg
in Qubes if no kernel package is installed
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2020-04-08 16:46:11 +00:00 |
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5c81e1f23f
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import from anon-gpg-conf
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2020-04-06 09:25:45 -04:00 |
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a7f2a2a3b6
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console lockdown: allow members of group sudo to use console
https://forums.whonix.org/t/etc-security-hardening/8592
https://github.com/Whonix/security-misc/pull/74#issuecomment-607748407
https://www.whonix.org/wiki/Dev/Strong_Linux_User_Account_Isolation#Console_Lockdown
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2020-04-02 06:04:45 -04:00 |
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7764ee0d20
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comments
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2020-04-02 05:58:16 -04:00 |
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2ceea8d1fe
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update copyright year
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2020-04-01 08:49:59 -04:00 |
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814f613a2f
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When using systemd-nspawn (chroot) then login requires console 'console' to be permitted.
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2020-03-31 07:08:25 -04:00 |
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5f0dd8270b
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consistent use of quotes
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2020-03-21 14:14:35 -04:00 |
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66ea1a3a12
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minor
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2020-03-21 14:14:15 -04:00 |
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23bd7ead59
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remove trailing space
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2020-03-21 14:12:42 -04:00 |
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89ada11cf9
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Only remount if already mounted read-only
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2020-03-21 17:49:07 +00:00 |
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c8826d6702
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Fix sysctl-initramfs logs
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2020-03-21 17:15:25 +00:00 |
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8dfdec1d3b
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Update thunar.xml
Adding Delete option for thunar on right mouse click (removed in Debian 10). See https://forums.whonix.org/t/whonix-host-calamares-branding-suggestion/7772/26
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2020-03-17 16:38:53 +00:00 |
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4d0de87f79
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Disable unprivileged userfaultfd use again
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2020-03-08 17:49:49 +00:00 |
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efb2683cfc
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Hide unprivileged_userfaultfd error
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2020-03-08 17:49:12 +00:00 |
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284a491100
|
disable vm.unprivileged_userfaultfd=0 for now
because broken
https://forums.whonix.org/t/kernel-hardening/7296/406
reverts "Restrict the userfaultfd() syscall to root as it can make heap sprays easier."
https://duasynt.com/blog/linux-kernel-heap-spray
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2020-03-08 08:07:10 -04:00 |
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6b64b36b01
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Restrict the userfaultfd() syscall to root
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2020-02-24 18:23:15 +00:00 |
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f6b6ab374e
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Gather more entropy during boot
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2020-02-16 19:51:32 +00:00 |
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a79ce7fa68
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Document ldisc_autoload better
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2020-02-15 17:30:21 +00:00 |
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1e5946c795
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Merge branch 'master' into sysrq
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2020-02-15 10:41:52 +00:00 |
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5124f8cebc
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Merge pull request #61 from madaidan/disable_early_pci_dma
Avoid holes in IOMMU
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2020-02-15 10:18:56 +00:00 |
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9b767139ef
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Avoid holes in IOMMU
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2020-02-14 18:52:01 +00:00 |
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d251c43344
|
Restrict the SysRq key
|
2020-02-14 18:17:20 +00:00 |
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0ea7dd161b
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Restrict loading line disciplines to CAP_SYS_MODULE
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2020-02-14 17:50:19 +00:00 |
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ad6b766886
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Merge pull request #57 from madaidan/sysctl
Prevent symlink/hardlink TOCTOU races
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2020-02-13 18:40:58 +00:00 |
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700c7ed908
|
Create 40_cpu_mitigations.cfg
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2020-02-12 18:42:13 +00:00 |
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ba0043b8a7
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Update 40_kernel_hardening.cfg
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2020-02-12 18:36:05 +00:00 |
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5cb21d0d4d
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Prevent symlink/hardlink TOCTOU races
|
2020-02-12 18:03:23 +00:00 |
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e4c6e897cf
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kvm.nx_huge_pages=force
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2020-02-03 16:06:46 +00:00 |
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85d2aa1365
|
hide stdout (but not stderr) by sysctl during initramfs
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2020-01-30 06:13:42 -05:00 |
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b9d65338bc
|
unconditionally enable all CPU bugs (spectre, meltdown, L1TF, ...)
this might reduce performance
* `spectre_v2=on`
* `spec_store_bypass_disable=on`
* `tsx=off`
* `tsx_async_abort=full,nosmt`
Thanks to @madaidan for the suggestion!
https://forums.whonix.org/t/should-all-kernel-patches-for-cpu-bugs-be-unconditionally-enabled-vs-performance-vs-applicability/7647
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2020-01-30 05:55:13 -05:00 |
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c1a0da60be
|
set kernel boot parameter l1tf=full,force and nosmt=force
https://forums.whonix.org/t/should-all-kernel-patches-for-cpu-bugs-be-unconditionally-enabled-vs-performance-vs-applicability/7647/17
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2020-01-30 00:46:48 -05:00 |
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a37da1c968
|
add digits to drop-in file names
|
2020-01-24 04:39:06 -05:00 |
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e0aa67677d
|
merge the many modprobe.d config files into 1
and use a name starting with double digits
to make it easier to disable settings using a lexically higher config file
|
2020-01-24 04:30:36 -05:00 |
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6a4c493213
|
merge the many sysctl config files into 1
and use a name starting with double digits
to make it easier to disable settings using a lexically higher config file
|
2020-01-24 04:26:36 -05:00 |
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6f8d89c6c5
|
error handling
|
2020-01-15 15:54:06 -05:00 |
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f7fde60b67
|
Process sysctl.conf too
|
2020-01-15 20:28:32 +00:00 |
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528c5fc4c4
|
Merge branch 'master' into sysctl-initramfs
|
2020-01-15 11:02:03 +00:00 |
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80159545a5
|
fix xfce4-power-manager xfpm-power-backlight-helper pkexec lxsudo popup
https://forums.whonix.org/t/xfce4-power-manager-xfpm-power-backlight-helper-pkexec-lxsudo-popup/8764
do show lxqt-sudo password prompt if there is a sudoers exceptoin
improved pkexec wrapper logging
|
2020-01-15 02:42:10 -05:00 |
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8c4e0ff1c4
|
Set sysctl values in initramfs
|
2020-01-12 21:37:37 +00:00 |
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