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new supercall impl (#511)

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* 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>
This commit is contained in:
ShirkNeko
2025-11-01 23:30:30 +08:00
committed by GitHub
parent 0da8ecb071
commit 320e08b8fb
49 changed files with 6061 additions and 5315 deletions
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10
kernel/manual_su.c
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@@ -120,9 +120,9 @@ static char* ksu_generate_auth_token(void)
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 13, 0)
strscpy(auth_tokens[token_count].token, token_buffer, KSU_TOKEN_LENGTH + 1);
strscpy(auth_tokens[token_count].token, token_buffer, KSU_TOKEN_LENGTH + 1);
#else
strlcpy(auth_tokens[token_count].token, token_buffer, KSU_TOKEN_LENGTH + 1);
strlcpy(auth_tokens[token_count].token, token_buffer, KSU_TOKEN_LENGTH + 1);
#endif
auth_tokens[token_count].expire_time = jiffies + KSU_TOKEN_EXPIRE_TIME * HZ;
auth_tokens[token_count].used = false;
@@ -203,9 +203,9 @@ static int handle_token_generation(struct manual_su_request *request)
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 13, 0)
strscpy(request->token_buffer, new_token, KSU_TOKEN_LENGTH + 1);
strscpy(request->token_buffer, new_token, KSU_TOKEN_LENGTH + 1);
#else
strlcpy(request->token_buffer, new_token, KSU_TOKEN_LENGTH + 1);
strlcpy(request->token_buffer, new_token, KSU_TOKEN_LENGTH + 1);
#endif
pr_info("manual_su: auth token generated successfully\n");
@@ -344,4 +344,4 @@ static void add_pending_root(uid_t uid)
pending_uids[pending_cnt++] = (struct pending_uid){uid, 0};
ksu_temp_grant_root_once(uid);
pr_info("pending_root: cached UID %d\n", uid);
}
}