Commit Graph

32 Commits

Author SHA1 Message Date
ShirkNeko
5323a500dd kernel: use sys_enter tracepoint for sucompat (#533)
* use sys_enter tracepoint for sucompat

* update sucompat rules

* clean tif mark

* mark tif after load allow list

* clear all tif first, then mark target

* Fix shell su

* allow when escape

* fix bugs

* kernel: Resolve logical inconsistencies

---------

Co-authored-by: Ylarod <me@ylarod.cn>
Co-authored-by: weishu <twsxtd@gmail.com>
2025-11-06 12:45:37 +08:00
ShirkNeko
320e08b8fb new supercall impl (#511)
* refactor: replace throne tracker with ksud token

* use snprintf

* refactor: new supercall impl

- Import the sukisu command

* disable seccomp for supercall users

* kernel: fmt clear

* kernel: Enable macro protection for sulog

- Only enabled on kernel versions greater than 5.10.245

* kernel: Refactor kprobe hooks and implement LSM hooks for improved security handling

* debug mode

* kernel: Add functionality to generate and validate authentication tokens for cmd_su

* kernel: Simplified manual SU command processing for code

* kernel: replace renameat hook with fsnotify

* Revert "refactor: replace throne tracker with ksud token"

This reverts commit aa2cbbf9cd.

* kernel: fix compile

* kernel: fix compile below 6.0

* Fix compile err; Add become_manager

* kernel: install fd for manager automaticlly

- extend to import the corresponding command

* manager: new supercall impl

* temp changes for ksud

* ksud: fix compile

* fix wrong opcode

* kernel: fix compile

* kernel: Fixed hook type and KPM status retrieval errors

* kernel: Fixed potential null pointer issue with current->mm in kernel version 5.10

When calling get_full_comm() within system call hooks, current->mm may be null (prctl). A fallback mechanism for current->comm must be added beforehand to prevent null pointer dereferences when accessing mm->arg_start/arg_end.

Signed-off-by: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>

* ksud: fix cargo check

* manager: Fixed an issue where the KSUD release and user-mode scanning switch failed to function correctly.

- kernel: fix spin lock mutual

kernel: Fixed potential null pointer issue with current->mm in kernel version 5.10

When calling get_full_comm() within system call hooks, current->mm may be null (prctl). A fallback mechanism for current->comm must be added beforehand to prevent null pointer dereferences when accessing mm->arg_start/arg_end.

kernel: try introduce like susfs's method to fix prctl delay

* seccomp: allow reboot

* use u32

* update clang-format

* 4 spaces save the world

* ksud: Fix build on macOS

* manager: bump minimal supported kernel.

- When get_hook_type is empty, display “Unknown”.


* Fix ksud build (#2841)

* try fix ksud

* fix for macos

* remove any

* Fix ksud build, take 3

* try fix allowlist

* bring lsm hook back

* fix: a lot again

* Fix ksud build, take 4 (#2846)

Remove init_driver_fd function for non-linux/android targets

* manager: Return to the native method via KSUd installation

* Merge with susfs-mian format

---------

Signed-off-by: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>
Co-authored-by: Ylarod <me@ylarod.cn>
Co-authored-by: weishu <twsxtd@gmail.com>
Co-authored-by: AlexLiuDev233 <wzylin11@outlook.com>
Co-authored-by: Wang Han <416810799@qq.com>
2025-11-01 23:30:30 +08:00
Huy Minh
13c7912320 kernel: add initial 6.8+/6.14 kernel support
* This is a squashed of un-merged pull requests of Official KernelSU
* LKM support are not available.
* Require this additional patch to avoid kernel panic because of "Too many LSMs registered":
7042991a5c

* Un-merged pull requests of Official KernelSU:
https://github.com/tiann/KernelSU/pull/1785
https://github.com/tiann/KernelSU/pull/2662

* This commit probably not 100% completed.

Signed-off-by: rsuntk <rsuntk@yukiprjkt.my.id>
2025-10-08 14:45:36 +08:00
Wang Han
78bf2493bf Convert devpts domain to ksu_file (#1801)
AOSP sepolicy does not allow appdomain to open pts. Hence, convert
devpts domain to ksu_file to allow any access.
2024-06-03 21:21:39 +08:00
Ylarod
898e9d4f8c [1.0] Drop Non-GKI Support (#1483)
Co-authored-by: weishu <twsxtd@gmail.com>
2024-06-01 14:50:46 +08:00
weishu
98757bcdb3 kernel: transition devpts in kernel 2024-05-08 21:15:49 +08:00
Ylarod
5b920f8230 kernel: fix secctx mem leak (#1283)
Co-authored-by: weishu <twsxtd@gmail.com>
2024-01-14 11:15:52 +08:00
Ylarod
f37cc16117 Correctly handle is_ksu_domain, close #972 (#1246)
fix #972
2024-01-04 14:14:31 +08:00
weishu
ce892bc439 kernel: don't umount for non zygote child process. fixes #1054,#1049,#1045 2023-10-19 17:29:10 +08:00
longhuan1999
54ee400dc5 kernel: Adapt to low version Android init process (#973)
1. Adapt to low version Android init process
2. Add stop hook output
3. Fix output with missing line breaks
2023-10-02 12:00:24 +08:00
weishu
d675662862 kernel: add some log 2023-07-01 19:35:28 +08:00
weishu
53be8612c8 kernel: support setting selinux context for profile 2023-06-06 16:35:25 +08:00
3452841752 selinux: use grep to check api supports (#402)
This checks `selinux_state` and `current_sid` supports in a raw way.
Feels more reliable than the version checks.

Supersedes #401, fixes #280, fixes #400.
2023-04-20 15:22:03 +08:00
Dhruv Gera
7be405e4e4 selinux: Update 4.9 to the correct check (#324)
4.9's last release aka 4.9.337 still needs the same fallbacks as 4.9.212
and breaks otherwise, upgrade this to fix compilation

Tested and working on POCO F1, 4.9.337
2023-03-27 21:26:37 +08:00
Enes Sastim
8fbdd996de use selinux_state for 4.9.212+ (#245)
_selinux_state_ is backported to 4.9 kernel with the 4.9.212 release,
use it to fix the build.
many thanks to @reallysnow for figuring this out.
inspired by
d7c2c5f02a
2023-02-15 11:39:16 +08:00
Aquarius223
66284bfbe3 kernel: Correctly judge the version of selinux_state (#214)
* Merged related changes in android-common-kernel-4.14.163 [1] Handle
correct checks for older versions (below 4.14.163, 4.9, 4.4)
* fixes 14be7562, it is required in 4.14.163 kernel, it is not needed in
4.14.163 and later

[1]: https://github.com/MiCode/Xiaomi_Kernel_OpenSource/commits/1cfd8419

Change-Id: Iade104312d058a249667ca836259d5608418bb55

Co-authored-by: admin <paper@localhost>
2023-02-07 15:02:48 +08:00
初羽
14be75629b kernel: selinux: Fix build error (#213)
* d77ab8d although fixed some typo, but since there is no include avc.h,
this will cause the build to fail
* Error:


/mnt/HDD/fish/aospa/kernel/msm-4.9/drivers/staging/ksu/selinux/selinux.c:60:2:
error: use of undeclared identifier 'selinux_enforcing'
        selinux_enforcing = enforce;
        ^

/mnt/HDD/fish/aospa/kernel/msm-4.9/drivers/staging/ksu/selinux/selinux.c:81:9:
error: use of undeclared identifier 'selinux_enforcing'
        return selinux_enforcing;
               ^
2 errors generated.

Change-Id: I4cc8917b2b73ca467873222e02d498da8718988e
2023-02-07 09:50:55 +08:00
小さい猫
d77ab8dbff kernel: selinux: fix more typos introduced in #166 (#212)
i didn't realize these typos in #181

Signed-off-by: Ookiineko <chiisaineko@protonmail.com>
2023-02-06 16:31:26 +08:00
小さい猫
199f5cc223 fix some typos introduced in #166 (#181)
Signed-off-by: Ookiineko <chiisaineko@protonmail.com>
Co-authored-by: f19 <58457605+F-19-F@users.noreply.github.com>
Co-authored-by: Scirese <nuclearlight91@gmail.com>
2023-02-02 23:38:04 +08:00
f19
4f2b8b7077 kernel: backport to 4.4 (#166)
These changes make KernelSU work on kernel4.4
[link](https://github.com/F-19-F/android_kernel_oneplus_msm8998).
LINUX_VERSION_CODE macro changes have been vertied on 4.4 4.9 4.14.
For kernel 4.4,just pick two commits
* [introduce
KernelSU](2993524f2f)
* [allow init exec ksud under
nosuid](3df9df42a6)
2023-02-01 19:48:36 +08:00
Ylarod
db600d5ea0 kernel: precise trigger timing of post-fs-data (#118)
* kernel: add report_event cmd

* ksud: report event

* kernel: trigger on_post_fs_data

* ksud: comment unused code

* [skip ci] run clang-format

Signed-off-by: Ylarod <me@ylarod.cn>

* ci: use custom key to sign official bootimgs

* format ksud

* reject non root

* remove

Signed-off-by: Ylarod <me@ylarod.cn>
2023-01-26 11:29:02 +08:00
Ylarod
06aaae1335 kernel: fix missing log tag (#117) 2023-01-25 22:24:00 +08:00
Ylarod
2f970f7ab8 kernel: refact (#113)
* refact

* sort inlude

* update

* unregister execve kprobe

* update log

* don't unregister if not in kprobe

* opt for no kprobe

* opt for no kprobe

* stop debug

* don't forget to call ksu_uid_observer_exit

* rename core to core_hook

* direct call do_persistent_allow_list

* add prefix

* use getter, add warn

* add wrapper

* run clang-format

clang-format --style="{BasedOnStyle: InheritParentConfig, SortIncludes: true}" -i kernel/**/*.[ch]

* try fix wsa x64 build
2023-01-25 21:53:19 +08:00
Ylarod
26f80b7107 kernel: improve include (#35) 2023-01-10 19:44:43 +08:00
YuKongA
0c6de7a1ed kernel: CI build for 5.15.y (#30) 2023-01-07 16:39:19 +08:00
weishu
b427c86ab3 misc: code format(use kernel code stype: https://www.kernel.org/doc/html/v6.1/process/coding-style.html 2022-12-27 18:21:10 +07:00
weishu
87d1158313 kernel: don't apply rules for permissive/disabled selinux 2022-12-23 08:59:57 +07:00
weishu
3196731545 kernel: improve selinux for su context 2022-12-22 22:10:17 +07:00
weishu
9aacf2a64d kernel: avoding other root process being kprobed 2022-12-21 20:50:55 +07:00
weishu
280660125f kernel: don't setenforce if kernel is already permissive 2022-12-12 22:19:17 +07:00
weishu
820d84e512 kernel: make allowlist available cross boot 2022-12-12 11:17:51 +07:00
tiann
51c84400cf Init 2022-12-09 22:04:40 +08:00