kconfig-hardened-check.git
4 months agoAdd the CRASH_DUMP check
Alexander Popov [Sun, 7 Jul 2024 12:49:10 +0000 (15:49 +0300)]
Add the CRASH_DUMP check

Refers to #84.

4 months agoUpdate the `kfence.sample_interval` check
Alexander Popov [Sun, 7 Jul 2024 12:19:03 +0000 (15:19 +0300)]
Update the `kfence.sample_interval` check

4 months agoAllow the empty values for Kconfig options
Alexander Popov [Sat, 6 Jul 2024 20:55:09 +0000 (23:55 +0300)]
Allow the empty values for Kconfig options

This prevents breaking on handling the strange Broadcom configs.

Refers to #143.

4 months agoAdd the missing SPDX info
Alexander Popov [Sat, 6 Jul 2024 13:02:08 +0000 (16:02 +0300)]
Add the missing SPDX info

4 months agoImprove the README
Alexander Popov [Sat, 6 Jul 2024 08:51:36 +0000 (11:51 +0300)]
Improve the README

4 months agoSpecify the `GPL-3.0-only` license explicitly
Alexander Popov [Sat, 6 Jul 2024 08:40:19 +0000 (11:40 +0300)]
Specify the `GPL-3.0-only` license explicitly

4 months agoUpdate the `decision` for the SLAB_MERGE_DEFAULT check
Alexander Popov [Wed, 3 Jul 2024 13:41:22 +0000 (16:41 +0300)]
Update the `decision` for the SLAB_MERGE_DEFAULT check

4 months agoUpdate the KFENCE_SAMPLE_INTERVAL check
Alexander Popov [Wed, 3 Jul 2024 13:38:13 +0000 (16:38 +0300)]
Update the KFENCE_SAMPLE_INTERVAL check

5 months agoComment out the RANDSTRUCT_PERFORMANCE check
Alexander Popov [Wed, 19 Jun 2024 18:44:08 +0000 (21:44 +0300)]
Comment out the RANDSTRUCT_PERFORMANCE check

5 months agoUpdate the KSPP recommendations (https://github.com/KSPP/linux/issues/362)
Alexander Popov [Wed, 19 Jun 2024 18:12:05 +0000 (21:12 +0300)]
Update the KSPP recommendations (https://github.com/KSPP/linux/issues/362)

Thanks to @kees!

5 months agoUpdate the 'kernel.modules_disabled' check
Alexander Popov [Sun, 16 Jun 2024 05:48:52 +0000 (08:48 +0300)]
Update the 'kernel.modules_disabled' check

5 months agoAdd the 'kernel.oops_limit' and 'kernel.warn_limit' checks
Alexander Popov [Sun, 16 Jun 2024 05:48:14 +0000 (08:48 +0300)]
Add the 'kernel.oops_limit' and 'kernel.warn_limit' checks

5 months agoAdd the "cfi" check
Alexander Popov [Sun, 16 Jun 2024 05:23:40 +0000 (08:23 +0300)]
Add the "cfi" check

5 months agoAdd the "MAGIC_SYSRQ_SERIAL" check
Alexander Popov [Sun, 16 Jun 2024 04:24:56 +0000 (07:24 +0300)]
Add the "MAGIC_SYSRQ_SERIAL" check

Thanks to @thestinger.

Refers to #104.

5 months agoAdd the "kernel.sysrq" check
Alexander Popov [Sun, 16 Jun 2024 04:03:29 +0000 (07:03 +0300)]
Add the "kernel.sysrq" check

Thanks to @thestinger.

Refers to #104.

5 months agoAdd the MAGIC_SYSRQ_DEFAULT_ENABLE check
Alexander Popov [Sat, 15 Jun 2024 21:56:25 +0000 (00:56 +0300)]
Add the MAGIC_SYSRQ_DEFAULT_ENABLE check

Thanks to @thestinger.

Refers to #104.

5 months agoSync with KSPP: update the `decision` for some checks
Alexander Popov [Sat, 15 Jun 2024 20:16:35 +0000 (23:16 +0300)]
Sync with KSPP: update the `decision` for some checks

Thanks to @kees for the collaboration.

5 months agoAdd CONFIG_CC_IS_CLANG and CONFIG_CC_IS_GCC to the KSPP recommendations
Alexander Popov [Sat, 15 Jun 2024 19:20:51 +0000 (22:20 +0300)]
Add CONFIG_CC_IS_CLANG and CONFIG_CC_IS_GCC to the KSPP recommendations

It makes the tool show less FAILs.

5 months agoruff: Fix EXE001 "Shebang is present but file is not executable"
Alexander Popov [Sat, 15 Jun 2024 10:21:23 +0000 (13:21 +0300)]
ruff: Fix EXE001 "Shebang is present but file is not executable"

5 months agoAdd the comment about 'if arch' for the 'cut_attack_surface' checks
Alexander Popov [Mon, 10 Jun 2024 14:10:47 +0000 (17:10 +0300)]
Add the comment about 'if arch' for the 'cut_attack_surface' checks

Refers to #135.

5 months agoUpdate the KSPP recommendations
Alexander Popov [Mon, 10 Jun 2024 13:44:21 +0000 (16:44 +0300)]
Update the KSPP recommendations

Thanks to Kees for working together!

5 months agoCode refactoring to improve test coverage (II)
Alexander Popov [Mon, 10 Jun 2024 13:13:28 +0000 (16:13 +0300)]
Code refactoring to improve test coverage (II)

Test the `-v` argument.

5 months agoCode refactoring to improve test coverage (I)
Alexander Popov [Mon, 10 Jun 2024 13:12:15 +0000 (16:12 +0300)]
Code refactoring to improve test coverage (I)

5 months agoMerge branch 'scs-pac'
Alexander Popov [Sun, 9 Jun 2024 10:40:00 +0000 (13:40 +0300)]
Merge branch 'scs-pac'

Refers to #131

Thanks @jvoisin

5 months agoMerge branch 'page-table-check'
Alexander Popov [Sun, 9 Jun 2024 09:00:36 +0000 (12:00 +0300)]
Merge branch 'page-table-check'

Refers to #140

Thanks to @jvoisin

5 months agoMerge branch 'open_check'
Alexander Popov [Sun, 2 Jun 2024 17:37:31 +0000 (20:37 +0300)]
Merge branch 'open_check'

Refers to #134.

5 months agoCI: Add the test for the code checking that the cmdline file is not empty 134/head
Alexander Popov [Sun, 2 Jun 2024 17:24:52 +0000 (20:24 +0300)]
CI: Add the test for the code checking that the cmdline file is not empty

5 months agoCI: Add the tests for the code checking that the config files exist
Alexander Popov [Sun, 2 Jun 2024 17:13:10 +0000 (20:13 +0300)]
CI: Add the tests for the code checking that the config files exist

5 months agoCheck that the cmdline file is not empty
Alexander Popov [Sun, 2 Jun 2024 16:59:36 +0000 (19:59 +0300)]
Check that the cmdline file is not empty

5 months agoAlso check that the cmdline file and sysctl file exist
Alexander Popov [Sun, 2 Jun 2024 16:58:59 +0000 (19:58 +0300)]
Also check that the cmdline file and sysctl file exist

5 months agoMerge branch 'master' into open-check
Alexander Popov [Sun, 2 Jun 2024 16:38:10 +0000 (19:38 +0300)]
Merge branch 'master' into open-check

5 months agoCheck MITIGATION_SPECTRE_BHI and spectre_bhi
Alexander Popov [Sun, 2 Jun 2024 15:19:44 +0000 (18:19 +0300)]
Check MITIGATION_SPECTRE_BHI and spectre_bhi

5 months agoCheck MITIGATION_RFDS and reg_file_data_sampling
Alexander Popov [Sun, 2 Jun 2024 14:57:49 +0000 (17:57 +0300)]
Check MITIGATION_RFDS and reg_file_data_sampling

Refers to #116

5 months agoAdd the new name of SPECULATION_MITIGATIONS
Alexander Popov [Sun, 2 Jun 2024 12:31:12 +0000 (15:31 +0300)]
Add the new name of SPECULATION_MITIGATIONS

Since Linux v6.9 it's called CONFIG_CPU_MITIGATIONS.

Refers to #127, #117

5 months agoAdd the new names of RETPOLINE, CPU_SRSO, SLS
Alexander Popov [Sun, 2 Jun 2024 12:12:55 +0000 (15:12 +0300)]
Add the new names of RETPOLINE, CPU_SRSO, SLS

Since Linux v6.9 they are renamed:
  RETPOLINE -> MITIGATION_RETPOLINE
  CPU_SRSO -> MITIGATION_SRSO
  SLS -> MITIGATION_SLS

Refers to #127, #117

5 months agoAdd the new name of PAGE_TABLE_ISOLATION
Alexander Popov [Sun, 2 Jun 2024 11:54:07 +0000 (14:54 +0300)]
Add the new name of PAGE_TABLE_ISOLATION

Since Linux v6.9 it's called CONFIG_MITIGATION_PAGE_TABLE_ISOLATION.

Refers to #127, #117

6 months agoAdd two PAGE_TABLE_CHECK related checks from kspp 140/head
jvoisin [Wed, 22 May 2024 20:03:43 +0000 (22:03 +0200)]
Add two PAGE_TABLE_CHECK related checks from kspp

Newly added in https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=87caef42200cd44f8b808ec2f8ac2257f3e0a8c1

6 months agoMerge branch 'master' into scs_pac 131/head
Julien Voisin [Sun, 19 May 2024 19:17:19 +0000 (19:17 +0000)]
Merge branch 'master' into scs_pac

6 months agoMerge remote-tracking branch 'origin/pylint'
Alexander Popov [Tue, 14 May 2024 14:07:04 +0000 (17:07 +0300)]
Merge remote-tracking branch 'origin/pylint'

Refers to #136

6 months agoDon't use TODO to avoid pylint warnings 136/head
Alexander Popov [Tue, 14 May 2024 13:15:27 +0000 (16:15 +0300)]
Don't use TODO to avoid pylint warnings

6 months agoCI: add pylint
Alexander Popov [Tue, 14 May 2024 13:16:29 +0000 (16:16 +0300)]
CI: add pylint

6 months agoDrop 'disable=invalid-name' for pylint
Alexander Popov [Tue, 14 May 2024 13:14:56 +0000 (16:14 +0300)]
Drop 'disable=invalid-name' for pylint

6 months agoDrop __about__.py and use 'version = attr:' in setup.cfg
Alexander Popov [Tue, 14 May 2024 13:12:43 +0000 (16:12 +0300)]
Drop __about__.py and use 'version = attr:' in setup.cfg

6 months agoCI: Add the mypy arguments to the WoodPecker CI
Alexander Popov [Mon, 13 May 2024 23:56:14 +0000 (02:56 +0300)]
CI: Add the mypy arguments to the WoodPecker CI

6 months agoMerge branch 'typing'
Alexander Popov [Mon, 13 May 2024 23:49:45 +0000 (02:49 +0300)]
Merge branch 'typing'

Refers to #121

6 months agoCI: Put mypy into a separate workflow and add some useful arguments 121/head
Alexander Popov [Mon, 13 May 2024 23:26:36 +0000 (02:26 +0300)]
CI: Put mypy into a separate workflow and add some useful arguments

6 months agoIntroduce ResultType and improve static typing in test_engine.py
Alexander Popov [Mon, 13 May 2024 23:17:21 +0000 (02:17 +0300)]
Introduce ResultType and improve static typing in test_engine.py

6 months agoImprove the VersionCheck static typing
Alexander Popov [Mon, 13 May 2024 23:10:36 +0000 (02:10 +0300)]
Improve the VersionCheck static typing

6 months agoImprove typing and drop the unused **kwargs in the KconfigCheck constructor
Alexander Popov [Mon, 13 May 2024 22:12:17 +0000 (01:12 +0300)]
Improve typing and drop the unused **kwargs in the KconfigCheck constructor

6 months agoImprove _open() to avoid mypy and pylint warnings
Alexander Popov [Mon, 13 May 2024 22:09:48 +0000 (01:09 +0300)]
Improve _open() to avoid mypy and pylint warnings

No untyped *args and **kwargs.
Explicit encoding.

Nice!

6 months agoCI: Check static typing with mypy during the functional test
Alexander Popov [Mon, 13 May 2024 17:06:16 +0000 (20:06 +0300)]
CI: Check static typing with mypy during the functional test

6 months agoStyle fixes for engine import
Alexander Popov [Mon, 13 May 2024 16:40:54 +0000 (19:40 +0300)]
Style fixes for engine import

6 months agoUse dict instead of OrderedDict
Alexander Popov [Mon, 13 May 2024 16:03:19 +0000 (19:03 +0300)]
Use dict instead of OrderedDict

Changed in Python version 3.7:
Dictionary order is guaranteed to be insertion order.

This makes the code simpler and faster.

6 months agoAdd more typing annotations to test_engine.py
Alexander Popov [Mon, 13 May 2024 15:52:39 +0000 (18:52 +0300)]
Add more typing annotations to test_engine.py

Annotate all functions to enable mypy checking for them.

6 months agoFix mypy typing warnings for ChecklistObjType
Alexander Popov [Mon, 13 May 2024 15:16:37 +0000 (18:16 +0300)]
Fix mypy typing warnings for ChecklistObjType

6 months agoAdd more precise typing for checklist: List[ChecklistObjType]
Alexander Popov [Mon, 13 May 2024 15:12:35 +0000 (18:12 +0300)]
Add more precise typing for checklist: List[ChecklistObjType]

6 months agoFix assertion style
Alexander Popov [Mon, 13 May 2024 13:26:42 +0000 (16:26 +0300)]
Fix assertion style

Make assertions look similarly.

6 months agoFix mypy typing warnings in engine.py
Alexander Popov [Sun, 12 May 2024 23:27:07 +0000 (02:27 +0300)]
Fix mypy typing warnings in engine.py

6 months agoAdd more typing annotations to engine.py
Alexander Popov [Mon, 13 May 2024 12:07:08 +0000 (15:07 +0300)]
Add more typing annotations to engine.py

Annotate all functions to enable mypy checking for them.

6 months agoMove print_unknown_options() to engine.py
Alexander Popov [Mon, 13 May 2024 11:57:26 +0000 (14:57 +0300)]
Move print_unknown_options() to engine.py

That is better for specifying typing.

6 months agoAdd more precise typing for OrderedDict
Alexander Popov [Sun, 12 May 2024 20:13:57 +0000 (23:13 +0300)]
Add more precise typing for OrderedDict

6 months agoAdd more typing annotations to checks.py
Alexander Popov [Sun, 12 May 2024 16:20:33 +0000 (19:20 +0300)]
Add more typing annotations to checks.py

Annotate all functions to enable mypy checking for them.

6 months agoMake the static typing work for Python v3.8
Alexander Popov [Sun, 12 May 2024 16:15:23 +0000 (19:15 +0300)]
Make the static typing work for Python v3.8

Kind of hackish :)

6 months agoFix mypy typing warnings in __init__.py
Alexander Popov [Sun, 12 May 2024 15:31:23 +0000 (18:31 +0300)]
Fix mypy typing warnings in __init__.py

6 months agoAdd more typing annotations to __init__.py
Alexander Popov [Sun, 12 May 2024 15:29:25 +0000 (18:29 +0300)]
Add more typing annotations to __init__.py

Annotate all functions to enable mypy checking for them.

6 months agoFix pylint warnings in _open
Alexander Popov [Sun, 12 May 2024 15:21:44 +0000 (18:21 +0300)]
Fix pylint warnings in _open

6 months agoAdd a check to `_open`
jvoisin [Sun, 12 May 2024 14:59:42 +0000 (16:59 +0200)]
Add a check to `_open`

This shall transform ugly stacktraces into aesthetically pleasant error
messages.

6 months agoFix mypy warning in _open()
Alexander Popov [Sun, 12 May 2024 13:44:29 +0000 (16:44 +0300)]
Fix mypy warning in _open()

kernel_hardening_checker/__init__.py:28: error: Incompatible types in assignment (expression has type overloaded function, variable has type overloaded function)  [assignment]

Refactor the _open function to fix this and add the type hint by the way.

6 months agoFix mypy warning in json_dump()
Alexander Popov [Sun, 12 May 2024 13:28:03 +0000 (16:28 +0300)]
Fix mypy warning in json_dump()

kernel_hardening_checker/engine.py:119: error: "None" has no attribute "startswith"  [attr-defined]

The `json_dump()` function printing the results should not be called
for the OptCheck and ComplexOptCheck objects with empty results.

6 months agoAdd a check for CONFIG_UNWIND_PATCH_PAC_INTO_SCS
jvoisin [Fri, 3 May 2024 13:43:43 +0000 (15:43 +0200)]
Add a check for CONFIG_UNWIND_PATCH_PAC_INTO_SCS

It allows to fallback to a shadow call stack on aarch64 if PAC isn't supported.

6 months agoMerge branch 'master' into typing
Julien Voisin [Fri, 3 May 2024 12:51:07 +0000 (12:51 +0000)]
Merge branch 'master' into typing

6 months agoCI: Don't run the tests with coverage control for pull requests
Alexander Popov [Fri, 3 May 2024 11:26:39 +0000 (14:26 +0300)]
CI: Don't run the tests with coverage control for pull requests

Refers to #126

6 months agoCI: Add a functional test without collecting coverage (tired of codecov failures)
Alexander Popov [Thu, 2 May 2024 13:02:03 +0000 (16:02 +0300)]
CI: Add a functional test without collecting coverage (tired of codecov failures)

6 months agoCI: Fix the name of engine_unit-test_no_coverage (II)
Alexander Popov [Thu, 2 May 2024 12:57:46 +0000 (15:57 +0300)]
CI: Fix the name of engine_unit-test_no_coverage (II)

6 months agoCI: Fix the name of engine_unit-test_no_coverage
Alexander Popov [Thu, 2 May 2024 12:53:37 +0000 (15:53 +0300)]
CI: Fix the name of engine_unit-test_no_coverage

6 months agoCI: Add a unit-test without collecting coverage (tired of codecov failures)
Alexander Popov [Thu, 2 May 2024 12:50:53 +0000 (15:50 +0300)]
CI: Add a unit-test without collecting coverage (tired of codecov failures)

6 months agoMerge branch 'skip_sysctl'
Alexander Popov [Thu, 2 May 2024 12:19:05 +0000 (15:19 +0300)]
Merge branch 'skip_sysctl'

Refers to #125.

Thanks for the collaboration, @cotequeiroz

6 months agoStyle fixes, should be no functional changes 125/head
Alexander Popov [Thu, 2 May 2024 12:15:44 +0000 (15:15 +0300)]
Style fixes, should be no functional changes

6 months agoFix the reason and decision of the KEXEC_CORE check
Alexander Popov [Thu, 2 May 2024 12:09:46 +0000 (15:09 +0300)]
Fix the reason and decision of the KEXEC_CORE check

KSPP doesn't recommend to disable it.

Refers to #125

6 months agoFix the reason and decision of the BPF_JIT check
Alexander Popov [Thu, 2 May 2024 11:52:27 +0000 (14:52 +0300)]
Fix the reason and decision of the BPF_JIT check

KSPP doesn't recommend to disable it.

Refers to #125

6 months agoRestore the `dev.tty.legacy_tiocsti` check
Alexander Popov [Thu, 2 May 2024 10:30:42 +0000 (13:30 +0300)]
Restore the `dev.tty.legacy_tiocsti` check

The kernel documentations says:
```
Historically the kernel has allowed TIOCSTI, which will push
characters into a controlling TTY. This continues to be used
as a malicious privilege escalation mechanism, and provides no
meaningful real-world utility any more. Its use is considered
a dangerous legacy operation, and can be disabled on most
systems.
```
https://elixir.bootlin.com/linux/v6.8.8/source/drivers/tty/Kconfig#L152

In other words, not having the `dev.tty.legacy_tiocsti` sysctl means that
the dangerous functionality is enabled by default.

6 months agoUse CONFIG_LOCALVERSION instead of CONFIG_DEFAULT_INIT since it's older
Alexander Popov [Thu, 2 May 2024 09:32:58 +0000 (12:32 +0300)]
Use CONFIG_LOCALVERSION instead of CONFIG_DEFAULT_INIT since it's older

6 months agoskip kernel.modules_disabled if MODULES not set
Eneas U de Queiroz [Mon, 8 Apr 2024 21:09:56 +0000 (18:09 -0300)]
skip kernel.modules_disabled if MODULES not set

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
6 months agoSkip unprivileged_userfaultfd if USERFAULTFD unset
Eneas U de Queiroz [Fri, 10 Nov 2023 18:21:19 +0000 (15:21 -0300)]
Skip unprivileged_userfaultfd if USERFAULTFD unset

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
6 months agoDon't fail if dev.tty.legacy_tiocsti not found
Eneas U de Queiroz [Fri, 10 Nov 2023 18:02:57 +0000 (15:02 -0300)]
Don't fail if dev.tty.legacy_tiocsti not found

The sysctl is available for Kernel 6.2 and later only.

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
6 months agoSkip unprivileged_bpf_disabled if BPF_SYSCALL not set
Eneas U de Queiroz [Wed, 6 Sep 2023 17:20:53 +0000 (14:20 -0300)]
Skip unprivileged_bpf_disabled if BPF_SYSCALL not set

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
6 months agoSkip kexec_load_disabled if KEXEC_CORE is not set
Eneas U de Queiroz [Wed, 6 Sep 2023 17:20:53 +0000 (14:20 -0300)]
Skip kexec_load_disabled if KEXEC_CORE is not set

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
6 months agoSkip bpf_jit_harden sysctl if BPF_JIT is not set
Eneas U de Queiroz [Wed, 6 Sep 2023 17:20:53 +0000 (14:20 -0300)]
Skip bpf_jit_harden sysctl if BPF_JIT is not set

Also, switch the test for root sysctl to the 'kernel.cad_pid' symbol.

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
6 months agoMerge branch 'cpu_depend'
Alexander Popov [Tue, 30 Apr 2024 16:53:56 +0000 (19:53 +0300)]
Merge branch 'cpu_depend'

Thanks, @cotequeiroz.

Refers to #123

6 months agoAdd some lightweight typing
jvoisin [Mon, 15 Apr 2024 12:49:22 +0000 (14:49 +0200)]
Add some lightweight typing

6 months agoFix the reason and decision for CPU_SUP_INTEL 123/head
Alexander Popov [Tue, 30 Apr 2024 08:02:32 +0000 (11:02 +0300)]
Fix the reason and decision for CPU_SUP_INTEL

6 months agoStyle fixes
Alexander Popov [Tue, 30 Apr 2024 07:59:34 +0000 (10:59 +0300)]
Style fixes

7 months agoSkip CPU-dependent checks if CPU is not supported
Eneas U de Queiroz [Wed, 6 Sep 2023 13:30:27 +0000 (10:30 -0300)]
Skip CPU-dependent checks if CPU is not supported

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
7 months agoLike grep, colorize the output only if stdout is connected to a terminal
Alexander Popov [Sun, 21 Apr 2024 22:39:17 +0000 (01:39 +0300)]
Like grep, colorize the output only if stdout is connected to a terminal

Nice.
With this, if you redirect the output of kernel-hardening-checker to a file,
it doesn't contain the ANSI escape sequences for colorizing.

7 months agoDon't use the `type` name for the class methods
Alexander Popov [Sun, 21 Apr 2024 00:12:20 +0000 (03:12 +0300)]
Don't use the `type` name for the class methods

There should be no functional changes

7 months agoAdd the BLK_DEV_WRITE_MOUNTED/bdev_allow_write_mounted check
Alexander Popov [Thu, 18 Apr 2024 06:27:38 +0000 (09:27 +0300)]
Add the BLK_DEV_WRITE_MOUNTED/bdev_allow_write_mounted check

And fix the check order by the way.

Thanks to @izh1979 for the idea

7 months agoCI: codecov-action@v3.1.5 with token doesn't work well, go to v4 (facepalm)
Alexander Popov [Wed, 17 Apr 2024 17:47:09 +0000 (20:47 +0300)]
CI: codecov-action@v3.1.5 with token doesn't work well, go to v4 (facepalm)

7 months agoCI: Return to codecov-action@v3.1.5, but with tokens
Alexander Popov [Wed, 17 Apr 2024 17:32:59 +0000 (20:32 +0300)]
CI: Return to codecov-action@v3.1.5, but with tokens

codecov-action@v4 is unstable and sometimes gives the error:
```
Codecov: Failed to properly create commit: The process '/home/runner/work/_actions/codecov/codecov-action/v4/dist/codecov' failed with exit code 1
```

7 months agoCI: Update python versions
Alexander Popov [Wed, 17 Apr 2024 17:30:02 +0000 (20:30 +0300)]
CI: Update python versions

7 months agoAdd the links to the corresponding codecov pages in the README badges
Alexander Popov [Wed, 17 Apr 2024 17:08:30 +0000 (20:08 +0300)]
Add the links to the corresponding codecov pages in the README badges