Commit Graph

2985 Commits

Author SHA1 Message Date
ShirkNeko
049956aaa9 Fixes only hook in LKM mode __NR_newfstatat ,__NR_faccessat ,__NR_execve system calls 2025-11-09 12:16:23 +08:00
ShirkNeko
6530d06710 kernel: clean build 2025-11-09 04:12:11 +08:00
ShirkNeko
88135d8363 Attempt to refactor and migrate inode_permission, bprm_check_security, and task_alloc entirely to syscall_hook_manager 2025-11-09 02:52:46 +08:00
ShirkNeko
548258f922 kernel: Rewrite the kernel source code (#554)
* clean unused header

* on_module_mounted in ksud.c

* refact: use app_profile

* unified hook manager

* add zygote to hook target

* move reboot hook to supercall.c

* refactor: kernel_umount setuid_hook

* update mark rules, add init mark tracker

* remove reboot from check_syscall_fastpath

* update setuid_hook, remove uneeded sucompat enable

* log freely

* kernel: Migrate kprobe hook configuration items

* kernel: fix build

* cli: add ksud debug mark

* Fix rustfmt warning

---------

Co-authored-by: Ylarod <me@ylarod.cn>
Co-authored-by: Wang Han <416810799@qq.com>
Co-authored-by: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>
2025-11-09 01:14:26 +08:00
weishu
46b9f5fb4b kernel: fix put_task if alloc failed. 2025-11-08 21:44:04 +08:00
ShirkNeko
413e9ab8a9 kernel: Resolved compatibility issues with su when using manual hooks 2025-11-08 20:52:29 +08:00
ShirkNeko
c3644da85b assets: Bump KPM version to 0.12.1 2025-11-08 20:05:59 +08:00
生于生时 亡于亡刻
7b4b5b431f fix: fix ksud install error (#550)
Signed-off-by: Tools-app <localhost.hutao@gmail.com>
2025-11-08 17:31:58 +05:30
ShirkNeko
7479c0b81b kernel: Fix build 2025-11-08 19:54:20 +08:00
ShirkNeko
0381d12be2 kernel: Resolve implicit declaration conflicts 2025-11-08 19:47:03 +08:00
Wang Han
4425c88d5a Fix missing unlock on error path 2025-11-08 19:41:11 +08:00
weishu
7828c5c107 kernel: fix save allowlist 2025-11-08 19:40:16 +08:00
ShirkNeko
76046c84cd kernel: remove unused kernel_compat
Co-authored-by: weishu <twsxtd@gmail.com>
2025-11-08 19:39:41 +08:00
weishu
623dd15cbf kernel: Use real_parent to avoid interference from ptrace. 2025-11-08 19:30:55 +08:00
ShirkNeko
ab13ed5c16 kernel: remove unused wrapper for
Co-authored-by: weishu <twsxtd@gmail.com>
2025-11-08 19:30:44 +08:00
weishu
e171ca15cb kernel: remove ksu_compat_{open,read,write} because we're in the right context now
Co-authored-by: weishu <twsxtd@gmail.com>
2025-11-08 19:28:25 +08:00
ShirkNeko
4fc369a059 kernel: remove workqueue for allowlist
Co-authored-by: weishu <twsxtd@gmail.com>
2025-11-08 19:18:20 +08:00
ShirkNeko
18ad2afadb Reworking fdwrapper
Co-authored-by: 5ec1cff <ewtqyqyewtqyqy@gmail.com>
Co-authored-by: 5ec1cff <56485584+5ec1cff@users.noreply.github.com>
Co-authored-by: Ylarod <me@ylarod.cn>
2025-11-08 19:03:14 +08:00
ShirkNeko
3badbcd4bc assets: Bump KPM version to 0.13.0 2025-11-08 18:38:53 +08:00
technotic
1b5b235bd9 add include for crc32.h in sulog.h (for dedup_calc_hash) (#548)
Co-authored-by: technotic <pixie@technotic.us>
Co-authored-by: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>
2025-11-08 18:12:38 +08:00
AlexLiuDev233
fdf5e7104e refactor: kpm: memory management migrate to sukisu side (#539)
* refactor: kpm: memory management migrate to sukisu side

* fix: build warning in some gki2 device

fix stack frame size warning (maybe) in gki2 device, specialy in ShirkNeko's device

* chore: use pr_info instead of printk

* feat: check the validity of pointers sent from user space
Sometimes, ksud or other root processes might request a kpm ioctl,
but data incorrectly, such as invalid pointer,
which cause the kernel to crash.

If the request is made by ksud at boot time, the situation is even worse,
as it can cause the system to enter the boot loop.

Therefore, I believe we need to check pointer integrity in kernel space to fix this problem.

---------

Co-authored-by: Saksham <typeflu@gmail.com>
Co-authored-by: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>
2025-11-08 18:11:29 +08:00
生于生时 亡于亡刻
ed6b2e0a8e opt: Optimize the kpm && uid_scanner (#549)
* opt: Optimize the structure of kpm.rs

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

* opt: Optimize the uid_scanner startup logic in userspace && code style

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

* opt: rename kpm's ioctl

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

* opt: rename ksucalls::KsuKpmCmd's arg2..arg5

using
```rust
pub struct KsuKpmCmd {
    pub control_code: u64,
    pub arg1: u64,
    pub arg2: u64,
    pub result_code: u64,
}
```
This makes it easier to distinguish parameters.

Signed-off-by: Tools-app <localhost.hutao@gmail.com>

---------

Signed-off-by: Tools-app <localhost.hutao@gmail.com>
2025-11-08 13:43:32 +05:30
AlexLiuDev233
704f7cba32 kernel: core_hook: disable seccomp in 5.10.2- for allowed uids (#545)
* kernel: core_hook: disable seccomp in 5.10.2- for allowed uids

we dont have those new fancy things upstream has
lets just do original thing where we disable seccomp

* Update kernel/core_hook.c

* fmt

---------

Co-authored-by: backslashxx <118538522+backslashxx@users.noreply.github.com>
Co-authored-by: Saksham <saksham.mac@icloud.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
2025-11-08 12:46:25 +08:00
ShirkNeko
860bdce295 ksud :fmt 2025-11-08 12:41:03 +08:00
生于生时 亡于亡刻
d8a8ef6458 fix: fix self exe path error && opt: Optimize ensure_dir_exists processing (#541)
* fix: fix self exe path error

* opt: Optimize ensure_dir_exists processing

---------

Signed-off-by: Tools-app <localhost.hutao@gmail.com>
2025-11-08 12:34:22 +08:00
ShirkNeko
d37a78ea2d fix build & cleanup 2025-11-08 11:48:35 +08:00
Ylarod
6c9bf69718 fix build 2025-11-08 11:37:07 +08:00
Ylarod
776bcc4d5d rename to proxy_file 2025-11-08 11:36:15 +08:00
ShirkNeko
bf5cb885b5 kernel: remove devpts hook 2025-11-08 11:28:23 +08:00
Wang Han
a533a490bd Use force_sig(SIGKILL) to kill process 2025-11-08 01:34:44 +08:00
Shadichy
c6d9f76c7b kernel: Refactor selinux/selinux.c (#2881)
Signed-off-by: shadichy <shadichy@blisslabs.org>
Co-authored-by: Wang Han <416810799@qq.com>
2025-11-08 01:34:23 +08:00
Wang Han
66032391af Switch kretprobe to heap (#2880)
Co-authored-by: Ylarod <me@ylarod.cn>
2025-11-07 18:39:53 +08:00
Wang Han
da0e16bd26 Replace mutex with spinlock for tracepoint registration (#2882) 2025-11-07 18:37:12 +08:00
ShirkNeko
53d763cdf9 manager: Implement editable and removable mount points for LKM 2025-11-07 15:37:04 +08:00
ShirkNeko
9ebddde0d5 kernel: Avoid calling umount whilst holding a spinlock. 2025-11-07 14:23:58 +08:00
ShirkNeko
03a164ebb7 kernel: By default, MNT_DETACH is used as the value for the mount point. 2025-11-07 13:37:09 +08:00
ShirkNeko
4769065cfc ksud: Implementing editable, removable mount points 2025-11-07 13:15:07 +08:00
ShirkNeko
9b209765c4 kernel: Implementing editable, removable mount points 2025-11-07 12:16:42 +08:00
ShirkNeko
d7c101e244 kernel: Fix compilation 2025-11-07 11:33:02 +08:00
Ylarod
a32f89403b ci: update build 2025-11-07 11:12:21 +08:00
ShirkNeko
2cd673d776 manager: fix where the option displays "Temporary enable" after device reboot
Co-authored-by: YuKongA <70465933+YuKongA@users.noreply.github.com>
2025-11-07 11:08:27 +08:00
Ylarod
14fea6f8a3 build: remove -Wno-implicit-function-declaration 2025-11-07 11:02:48 +08:00
ShirkNeko
02f1aec6e9 ksud: Fix clippy 2025-11-07 00:11:02 +08:00
5ec1cff
826661dffb feature: add devpts fd wrapper (#21)
This feature is intended to resolve devpts problem.
2025-11-06 23:56:53 +08:00
ShirkNeko
f86c71efc5 Compilation fix 2025-11-06 23:26:55 +08:00
Ylarod
06018a2f03 revert: still using workqueue for allowlist 2025-11-06 23:05:29 +08:00
Ylarod
a2193841d5 skip init_features in safe mode 2025-11-06 23:03:43 +08:00
Ylarod
1324a7f54e fix: enhanced security register 2025-11-06 23:02:27 +08:00
Ylarod
5df9431a22 kill pgrp in enhanced security 2025-11-06 23:01:59 +08:00
Ylarod
e54989e51a add mutex for sucompat mark 2025-11-06 23:01:45 +08:00