Raja Grewal
|
92669dba18
|
Comment out machine check exception
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2022-08-21 23:02:44 +10:00 |
|
Patrick Schleizer
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0c5b1e9f57
|
undo "force kernel to panic on "oopses"
because implemented differently already
https://forums.whonix.org/t/set-oops-panic-kernel-parameter-or-kernel-panic-on-oops-1-sysctl-for-better-security/7713
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2022-07-23 07:49:56 -04:00 |
|
Raja Grewal
|
ca764d8de0
|
force kernel to panic on "oopses"
|
2022-07-20 04:06:35 +10:00 |
|
Raja Grewal
|
1660aaa6dd
|
update details around disabling SMT
|
2022-07-19 03:38:41 +10:00 |
|
Raja Grewal
|
bfd78a2c06
|
update SRBDS mitigation
|
2022-07-19 03:16:08 +10:00 |
|
Raja Grewal
|
c3ebb9160f
|
CPU mitigation - MMIO Stale Data
|
2022-07-19 02:33:16 +10:00 |
|
Raja Grewal
|
59e90ff122
|
CPU mitigation - L1D FLushing
|
2022-07-19 02:32:41 +10:00 |
|
Raja Grewal
|
8531fbf99d
|
CPU mitigation - SRBDS
|
2022-07-19 02:30:49 +10:00 |
|
Raja Grewal
|
73f1e23332
|
shuffle and rewording
|
2022-07-19 02:29:46 +10:00 |
|
Raja Grewal
|
a47922ad28
|
enforce of IOMMU TLB invalidation
|
2022-07-13 04:47:07 +10:00 |
|
Raja Grewal
|
33df16af80
|
disables random.trust_bootloader
|
2022-07-13 04:37:03 +10:00 |
|
Raja Grewal
|
d0779a96fc
|
add reference
|
2022-07-13 04:36:34 +10:00 |
|
Raja Grewal
|
74858d257b
|
enable randomize_kstack_offset
|
2022-07-13 04:34:35 +10:00 |
|
Raja Grewal
|
f572332108
|
disable slub_debug
|
2022-07-13 04:32:03 +10:00 |
|
Patrick Schleizer
|
1c0e071948
|
comments
|
2022-07-05 10:45:55 -04:00 |
|
Patrick Schleizer
|
5d47f5f74c
|
comments
|
2022-07-05 10:45:09 -04:00 |
|
Patrick Schleizer
|
435c689cf9
|
comments
|
2022-07-05 10:44:28 -04:00 |
|
Patrick Schleizer
|
c20d588d78
|
comments
|
2022-07-05 10:42:37 -04:00 |
|
Patrick Schleizer
|
b342ce930e
|
add /etc/default/grub.d/40_cold_boot_attack_defense.cfg
|
2022-07-05 10:28:22 -04:00 |
|
Patrick Schleizer
|
67eaf8c916
|
comments
|
2022-06-29 11:40:38 -04:00 |
|
Patrick Schleizer
|
72908d6b0d
|
comments
|
2022-06-29 11:34:55 -04:00 |
|
Patrick Schleizer
|
2d37e3a1af
|
copyright
|
2022-05-20 14:46:38 -04:00 |
|
Patrick Schleizer
|
c72567dbd2
|
fix
|
2021-09-14 14:18:44 -04:00 |
|
Patrick Schleizer
|
d62bbaab82
|
fix, unduplicate kernel command line
|
2021-09-12 11:40:58 -04:00 |
|
Patrick Schleizer
|
bd31b4085c
|
remove Debian buster support in /etc/default/grub.d
|
2021-09-09 12:16:18 -04:00 |
|
Patrick Schleizer
|
ac0c492663
|
do not set kernel parameter quiet loglevel=0 for recovery boot option
for easier debugging
|
2021-09-06 08:22:55 -04:00 |
|
Patrick Schleizer
|
49902b8c56
|
move grub quiet to separate config file /etc/default/grub.d/41_quiet.cfg
|
2021-09-06 08:19:41 -04:00 |
|
Patrick Schleizer
|
db43cedcfd
|
LANG=C str_replace
|
2021-08-22 05:23:24 -04:00 |
|
Patrick Schleizer
|
a67007f4b7
|
copyright
|
2021-03-17 09:45:21 -04:00 |
|
madaidan
|
06ffd5d220
|
Restrict access to debugfs
|
2020-09-28 19:21:20 +00:00 |
|
Patrick Schleizer
|
6485df8126
|
Prevent kernel info leaks in console during boot.
add kernel parameter `quiet loglevel=0`
https://phabricator.whonix.org/T950
|
2020-04-23 12:26:31 -04:00 |
|
Patrick Schleizer
|
72228946dc
|
fix etc/default/grub.d/40_kernel_hardening.cfg
in Qubes if no kernel package is installed
|
2020-04-08 16:46:11 +00:00 |
|
Patrick Schleizer
|
2ceea8d1fe
|
update copyright year
|
2020-04-01 08:49:59 -04:00 |
|
madaidan
|
f6b6ab374e
|
Gather more entropy during boot
|
2020-02-16 19:51:32 +00:00 |
|
madaidan
|
9b767139ef
|
Avoid holes in IOMMU
|
2020-02-14 18:52:01 +00:00 |
|
madaidan
|
700c7ed908
|
Create 40_cpu_mitigations.cfg
|
2020-02-12 18:42:13 +00:00 |
|
madaidan
|
ba0043b8a7
|
Update 40_kernel_hardening.cfg
|
2020-02-12 18:36:05 +00:00 |
|
HulaHoop0
|
e4c6e897cf
|
kvm.nx_huge_pages=force
|
2020-02-03 16:06:46 +00:00 |
|
Patrick Schleizer
|
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
|
2020-01-30 05:55:13 -05:00 |
|
Patrick Schleizer
|
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
|
2020-01-30 00:46:48 -05:00 |
|
Patrick Schleizer
|
ede536913d
|
no longer hardcode amd64
|
2019-12-24 06:00:41 -05:00 |
|
Patrick Schleizer
|
ac49c55d1f
|
Merge pull request #49 from madaidan/kver
Detect kernel upgrades
|
2019-12-24 10:55:03 +00:00 |
|
madaidan
|
98e88d1456
|
Detect kernel upgrades
|
2019-12-23 19:57:43 +00:00 |
|
madaidan
|
d1a0650fd9
|
Use only one slub_debug parameter
|
2019-12-23 19:44:52 +00:00 |
|
Patrick Schleizer
|
3e131174d5
|
comments
|
2019-12-23 05:00:35 -05:00 |
|
Patrick Schleizer
|
9f072ce4f9
|
comment
|
2019-12-23 03:46:02 -05:00 |
|
Patrick Schleizer
|
26fe9394ff
|
disable lockdown for now due to module loading
|
2019-12-23 03:41:54 -05:00 |
|
madaidan
|
535c258b83
|
More kernel hardening
|
2019-12-23 03:35:07 -05:00 |
|
Patrick Schleizer
|
0c25a96b59
|
description / comments
|
2019-12-03 02:18:32 -05:00 |
|
madaidan
|
5da2a27bf0
|
Distrust the CPU for initial entropy
|
2019-12-02 16:43:00 +00:00 |
|