linux-toradex.git/fs/smb/server/tests/Makefile, branch master Linux kernel for Apalis and Colibri modules ksmbd: add KUnit test for the DACL walk boundary 2026-10-20T23:55:15+00:00 Hang Nan nanx95726@gmail.com 2026-08-19T03:30:11+00:00 1946f99c218b1eeef1086a3d1623f3af01065c9b smb_check_perm_dacl() must stop walking ACEs at the DACL declared size instead of using the enclosing security descriptor length. Add the ksmbd KUnit test configuration and a semantic harness that verifies a crafted access-granting ACE beyond the declared DACL size is ignored. Suggested-by: ChenXiaoSong <chenxiaosong@kylinos.cn> Suggested-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Hang Nan <nanx95726@gmail.com> Reviewed-by: ChenXiaoSong <chenxiaosong@kylinos.cn> Signed-off-by: Namjae Jeon <linkinjeon@kernel.org> 
smb_check_perm_dacl() must stop walking ACEs at the DACL declared
size instead of using the enclosing security descriptor length.

Add the ksmbd KUnit test configuration and a semantic harness that
verifies a crafted access-granting ACE beyond the declared DACL size is
ignored.

Suggested-by: ChenXiaoSong <chenxiaosong@kylinos.cn>
Suggested-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Hang Nan <nanx95726@gmail.com>
Reviewed-by: ChenXiaoSong <chenxiaosong@kylinos.cn>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>