Alexander Popov [Tue, 12 Mar 2019 21:46:32 +0000 (00:46 +0300)]
Don't hide AND check results if the requirements are not met
Report them as FAIL.
Thanks to @Bernhard40 for this nice idea.
Alexander Popov [Tue, 12 Mar 2019 15:11:56 +0000 (18:11 +0300)]
Update the README
Alexander Popov [Tue, 12 Mar 2019 14:29:20 +0000 (17:29 +0300)]
Improve the final result output
Refers to issue #13.
Alexander Popov [Tue, 12 Mar 2019 14:12:14 +0000 (17:12 +0300)]
Use the AND check for HARDENED_USERCOPY_FALLBACK
If HARDENED_USERCOPY is not set, HARDENED_USERCOPY_FALLBACK is not checked.
Refers to issue #13.
Alexander Popov [Tue, 12 Mar 2019 14:10:57 +0000 (17:10 +0300)]
Use the AND check for PAGE_POISONING_NO_SANITY and PAGE_POISONING_ZERO
If PAGE_POISONING is not set, PAGE_POISONING_NO_SANITY and
PAGE_POISONING_ZERO are not checked.
Refers to issue #13.
Alexander Popov [Tue, 12 Mar 2019 13:45:35 +0000 (16:45 +0300)]
Implement AND ComplexOptCheck
Use case: AND(<suboption>, <main_option>).
Suboption is not checked if checking of the main_option is failed.
It's needed to solve issue #13.
Alexander Popov [Tue, 12 Mar 2019 13:42:23 +0000 (16:42 +0300)]
Add a sanity check and do minor refactoring
Alexander Popov [Tue, 12 Mar 2019 12:02:49 +0000 (15:02 +0300)]
Introduce the ComplexOptCheck superclass
Alexander Popov [Mon, 11 Mar 2019 15:59:10 +0000 (18:59 +0300)]
Update the README
Alexander Popov [Mon, 11 Mar 2019 15:21:18 +0000 (18:21 +0300)]
Add explicit checks for CONFIG_MODULES and CONFIG_DEVMEM
I like this hack. Now the script recommends to disable modules and
devmem OR harden them at least.
Alexander Popov [Mon, 11 Mar 2019 15:08:59 +0000 (18:08 +0300)]
Add missing OR use case
Alexander Popov [Mon, 11 Mar 2019 15:33:11 +0000 (18:33 +0300)]
Improve the output of OR checks
Alexander Popov [Mon, 4 Mar 2019 18:24:45 +0000 (21:24 +0300)]
Add the RESET_ATTACK_MITIGATION check according to the feature request #11
Let's check the RESET_ATTACK_MITIGATION option.
The description of this security feature:
https://lwn.net/Articles/730006/
It needs support from the userspace side:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=
a5c03c31af2291f13689d11760c0b59fb70c9a5a
Improve the comments about the userspace support by the way.
Alexander Popov [Mon, 4 Mar 2019 13:38:14 +0000 (16:38 +0300)]
Fix false positive about CONFIG_MODULE_SIG_FORCE.
CONFIG_MODULE_SIG_FORCE shouldn't be checked if CONFIG_MODULES is not set.
Fixes issue #12.
Thanks to @hannob.
Alexander Popov [Thu, 24 Jan 2019 07:43:58 +0000 (10:43 +0300)]
Update the README and comments after adding ARM support
Alexander Popov [Thu, 24 Jan 2019 07:34:00 +0000 (10:34 +0300)]
Fix typo in KSPP recommendations for ARM
Alexander Popov [Thu, 24 Jan 2019 07:33:25 +0000 (10:33 +0300)]
Add ARM support
Alexander Popov [Wed, 23 Jan 2019 17:02:53 +0000 (20:02 +0300)]
Update the README after adding ARM64 support
Alexander Popov [Wed, 23 Jan 2019 16:31:26 +0000 (19:31 +0300)]
Go through all the checks in debug mode
Alexander Popov [Wed, 23 Jan 2019 16:11:55 +0000 (19:11 +0300)]
Add ARM64 support
Alexander Popov [Tue, 22 Jan 2019 12:22:04 +0000 (15:22 +0300)]
Update the README after adding X86_32 support
And improve the style by the way.
Alexander Popov [Tue, 22 Jan 2019 11:55:47 +0000 (14:55 +0300)]
Add X86_32 support
Alexander Popov [Tue, 22 Jan 2019 11:55:07 +0000 (14:55 +0300)]
Merge branch 'arch-configs'
Alexander Popov [Tue, 22 Jan 2019 11:22:35 +0000 (14:22 +0300)]
Create a separate directory for distro configs
Alexander Popov [Tue, 22 Jan 2019 11:10:23 +0000 (14:10 +0300)]
Create a separate directory for defconfigs
Alexander Popov [Tue, 22 Jan 2019 11:09:26 +0000 (14:09 +0300)]
Add arm64 defconfig for v4.20
Alexander Popov [Tue, 22 Jan 2019 11:09:09 +0000 (14:09 +0300)]
Add arm defconfig for v4.20
Alexander Popov [Tue, 22 Jan 2019 10:47:31 +0000 (13:47 +0300)]
Add x86_32 defconfig for v4.20
Alexander Popov [Tue, 22 Jan 2019 11:04:51 +0000 (14:04 +0300)]
Create a separate directory for KSPP recommendations
Alexander Popov [Tue, 22 Jan 2019 11:03:11 +0000 (14:03 +0300)]
Specify the architecture in KSPP recommendations
Alexander Popov [Mon, 21 Jan 2019 22:18:36 +0000 (01:18 +0300)]
Update the README (arch support)
Alexander Popov [Mon, 21 Jan 2019 22:06:45 +0000 (01:06 +0300)]
Make the script aware of target architecture
Add the ability to parse the processor architecture from the config file.
Change '-p' command-line argument behaviour. Now it comes with the
name of architecture you want to print recommendations for.
Currently only X86_64 is supported. More architectures to come soon.
This is based heavily on work by @tyhicks.
Alexander Popov [Mon, 21 Jan 2019 16:16:00 +0000 (19:16 +0300)]
Merge branch 'from-tyhicks-1'
Create arch-dependent KSPP recommendations.
Thanks to @tyhicks.
Tyler Hicks [Thu, 17 Jan 2019 17:57:23 +0000 (17:57 +0000)]
Add a KSPP recommendations config for arm64
Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Tyler Hicks [Thu, 17 Jan 2019 17:56:09 +0000 (17:56 +0000)]
Add a KSPP recommendations config for arm
The arm section of the KSPP Recommended_Settings wiki page contains the
following lines:
# If building an old out-of-tree Qualcomm kernel, this is similar to
# CONFIG_STRICT_KERNEL_RWX.
CONFIG_STRICT_MEMORY_RWX=y
Since this option only applies to an old out-of-tree Qualcomm kernel,
it is not included in the config file.
Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Tyler Hicks [Thu, 17 Jan 2019 17:53:43 +0000 (17:53 +0000)]
Add a KSPP recommendations config for x86_32
Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Tyler Hicks [Thu, 17 Jan 2019 17:47:44 +0000 (17:47 +0000)]
Make KSPP recommendations config x86_64 specific
Rename the file so that it is clear that the recommendations are x86-64
specific.
Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Tyler Hicks [Sat, 12 Jan 2019 00:04:46 +0000 (00:04 +0000)]
Update kspp-recommendations.config to look like an x86_64 config
Add a header that will make the checker script think that it is dealing
with a x86_64 config file. Additionally, update the stackprotector
related options to reflect the >= 4.18 names.
Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Alexander Popov [Mon, 14 Jan 2019 22:45:35 +0000 (01:45 +0300)]
Add x86_64_defconfig for v4.20
Alexander Popov [Mon, 14 Jan 2019 22:28:03 +0000 (01:28 +0300)]
Merge branch 'decision-cleanup'
Thanks to @Bernhard40 for a nice idea.
Alexander Popov [Mon, 14 Jan 2019 22:26:10 +0000 (01:26 +0300)]
Update README
Alexander Popov [Mon, 14 Jan 2019 22:22:22 +0000 (01:22 +0300)]
Change the last 'ubuntu18' checks (about lockdown)
Alexander Popov [Mon, 14 Jan 2019 22:19:44 +0000 (01:19 +0300)]
Change 'decision' to 'grsecurity' for their additional 'cut_attack_surface' recommendations
Alexander Popov [Mon, 14 Jan 2019 22:22:37 +0000 (01:22 +0300)]
Change 'decision' to 'kspp' for non-default options recommended by KSPP
Alexander Popov [Mon, 14 Jan 2019 22:08:00 +0000 (01:08 +0300)]
Change 'decision' to 'defconfig' for hardening features enabled by default
Alexander Popov [Fri, 21 Dec 2018 15:45:44 +0000 (18:45 +0300)]
Add kernel command line options enabling mitigations of side-channel attacks
Alexander Popov [Wed, 12 Dec 2018 22:01:22 +0000 (01:01 +0300)]
Add TODO (hardening preferences for ARM) and update README
Alexander Popov [Wed, 12 Dec 2018 21:55:34 +0000 (00:55 +0300)]
Check x86 hardening features: X86_SMAP and X86_INTEL_UMIP
Alexander Popov [Wed, 12 Dec 2018 21:54:51 +0000 (00:54 +0300)]
Add SECURITY_LOADPIN check
Alexander Popov [Wed, 12 Dec 2018 21:54:23 +0000 (00:54 +0300)]
Add SLAB_MERGE_DEFAULT check
Alexander Popov [Wed, 12 Dec 2018 21:53:22 +0000 (00:53 +0300)]
Mention net.core.bpf_jit_harden
Alexander Popov [Wed, 12 Dec 2018 21:52:40 +0000 (00:52 +0300)]
Recommend slub_debug=FZP
Alexander Popov [Fri, 7 Dec 2018 12:54:32 +0000 (15:54 +0300)]
Mark options connected with CONFIG_LOCK_DOWN_KERNEL (and add some new)
Alexander Popov [Fri, 7 Dec 2018 09:35:21 +0000 (12:35 +0300)]
Add CONFIG_LOCK_DOWN_KERNEL
Alexander Popov [Wed, 5 Dec 2018 21:29:34 +0000 (00:29 +0300)]
Add a hint about gcc plugins support
Alexander Popov [Wed, 8 Aug 2018 12:29:23 +0000 (15:29 +0300)]
Merge branch 'from-hackurx-3'
Alexander Popov [Wed, 8 Aug 2018 12:21:20 +0000 (15:21 +0300)]
Move kspp-recommendations.config to config_files
Alexander Popov [Wed, 8 Aug 2018 12:20:22 +0000 (15:20 +0300)]
Add missing configs
Alexander Popov [Wed, 8 Aug 2018 12:18:21 +0000 (15:18 +0300)]
Fix links to configs
Alexander Popov [Wed, 8 Aug 2018 12:00:13 +0000 (15:00 +0300)]
Update UEK config
Loïc [Thu, 26 Jul 2018 09:41:13 +0000 (11:41 +0200)]
Add links.txt
The file indicates where you can find kernel configurations.
Alexander Popov [Mon, 30 Jul 2018 20:06:05 +0000 (23:06 +0300)]
Minor fixes for the script output
Alexander Popov [Mon, 30 Jul 2018 20:02:24 +0000 (23:02 +0300)]
Merge branch 'from-iad42-1'
Anatoly Ivanov [Mon, 30 Jul 2018 14:17:05 +0000 (17:17 +0300)]
get_option_state function now looks a lot prettier using dict.get() method
Anatoly Ivanov [Mon, 30 Jul 2018 11:36:47 +0000 (14:36 +0300)]
Made long lines in major output shorter
Alexander Popov [Mon, 30 Jul 2018 14:07:44 +0000 (17:07 +0300)]
And update README
Alexander Popov [Mon, 30 Jul 2018 14:06:04 +0000 (17:06 +0300)]
Add DEBUG_RODATA as old alternative to STRICT_KERNEL_RWX
Alexander Popov [Mon, 30 Jul 2018 13:47:33 +0000 (16:47 +0300)]
Align lines better
Alexander Popov [Mon, 30 Jul 2018 13:53:42 +0000 (16:53 +0300)]
Add DEBUG_SET_MODULE_RONX as old alternative to STRICT_MODULE_RWX
Alexander Popov [Mon, 30 Jul 2018 10:49:30 +0000 (13:49 +0300)]
Update the README (LKDTM is commented out)
Alexander Popov [Mon, 30 Jul 2018 10:47:05 +0000 (13:47 +0300)]
Update the function names according to the new meaning
Alexander Popov [Fri, 27 Jul 2018 21:16:26 +0000 (00:16 +0300)]
Merge branch 'from-hackurx-2'
Loïc [Thu, 26 Jul 2018 11:13:50 +0000 (13:13 +0200)]
Add debian-stretch.config
config check is NOT PASSED: 56 errors
Loïc [Thu, 26 Jul 2018 09:36:44 +0000 (11:36 +0200)]
Delete debian-sid-amd64.config
Loïc [Thu, 26 Jul 2018 09:34:43 +0000 (11:34 +0200)]
Delete Archlinux-Testing.config
Loïc [Mon, 23 Jul 2018 07:32:10 +0000 (09:32 +0200)]
Add SLE15.config
Source: https://kernel.opensuse.org/cgit/kernel-source/plain/config/x86_64/default?h=SLE15
config check is NOT PASSED: 58 errors
Alexander Popov [Fri, 27 Jul 2018 21:13:56 +0000 (00:13 +0300)]
Comment out LKDTM
Alexander Popov [Wed, 25 Jul 2018 11:26:26 +0000 (14:26 +0300)]
Avoid false positive errors if CONFIG_MODULES is not set
Alexander Popov [Wed, 25 Jul 2018 11:33:35 +0000 (14:33 +0300)]
Support both versions of the STACKPROTECTOR_STRONG option
Alexander Popov [Tue, 24 Jul 2018 22:41:29 +0000 (01:41 +0300)]
Merge branch 'OR-from-anthraxx'
Alexander Popov [Tue, 24 Jul 2018 22:39:31 +0000 (01:39 +0300)]
Update the README
Alexander Popov [Tue, 24 Jul 2018 22:36:25 +0000 (01:36 +0300)]
Improve the OR result calculation
1. don't duplicate opts[0].name in the successful output;
2. fix the bug with printing None state, just reuse the OptCheck.result.
Alexander Popov [Tue, 24 Jul 2018 21:30:21 +0000 (00:30 +0300)]
Adjust the output format
anthraxx [Mon, 25 Jun 2018 22:26:50 +0000 (00:26 +0200)]
support DEVMEM not set when considering STRICT_DEVMEM/IO_STRICT_DEVMEM
Detect STRICT_DEVMEM and IO_STRICT_DEVMEM as not being needed whenever
DEVMEM is not set.
Conflicts resolved by @a13xp0p0v
Alexander Popov [Tue, 24 Jul 2018 20:33:57 +0000 (23:33 +0300)]
Add the comment describing OR use case
Alexander Popov [Tue, 24 Jul 2018 20:33:26 +0000 (23:33 +0300)]
OR needs OptCheck.check() return values
anthraxx [Mon, 25 Jun 2018 22:21:10 +0000 (00:21 +0200)]
support logical OR operations on options
The OR class implementation supports combining Opt's logically
with an or-operator. If any of the Opt's provided to the OR class
returns True, the check is considered OK.
Fixes #1
Conflicts resolved by @a13xp0p0v
Alexander Popov [Fri, 20 Jul 2018 17:53:52 +0000 (20:53 +0300)]
Update usage in README.md
Alexander Popov [Fri, 20 Jul 2018 17:52:37 +0000 (20:52 +0300)]
Merge branch 'from-hackurx-1'
HacKurx [Fri, 20 Jul 2018 14:56:09 +0000 (16:56 +0200)]
Add config_files directory
Loïc [Fri, 20 Jul 2018 11:29:41 +0000 (13:29 +0200)]
Add Alpinelinux-edge.config
config check is NOT PASSED: 44 errors
Loïc [Fri, 20 Jul 2018 11:25:13 +0000 (13:25 +0200)]
Add Archlinux-hardened.config
config check is NOT PASSED: 33 errors
Loïc [Thu, 19 Jul 2018 18:28:10 +0000 (20:28 +0200)]
Add CONFIG_BINFMT_AOUT to ubuntu18
As requested by a13xp0p0v.
Loïc [Wed, 18 Jul 2018 19:41:17 +0000 (21:41 +0200)]
Add Archlinux-Testing.config
config check is NOT PASSED: 49 errors
Loïc [Wed, 18 Jul 2018 19:34:52 +0000 (21:34 +0200)]
Add debian-sid-amd64.config
config check is NOT PASSED: 49 errors
Loïc [Wed, 18 Jul 2018 18:34:28 +0000 (20:34 +0200)]
Add Grsecurity recommendation on BINFMT_AOUT
Linux historical interest is not secure ;)
Conflicts resolved by @a13xp0p0v
Alexander Popov [Fri, 20 Jul 2018 17:40:27 +0000 (20:40 +0300)]
Merge branch 'arch-changes-from-anthraxx'
Alexander Popov [Fri, 20 Jul 2018 17:27:30 +0000 (20:27 +0300)]
Count errors in the end
Alexander Popov [Fri, 20 Jul 2018 16:55:36 +0000 (19:55 +0300)]
Rename 'opt_list' as well
anthraxx [Mon, 9 Jul 2018 00:49:16 +0000 (02:49 +0200)]
rename Opt to better matching OptCheck