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(parent: 3515503) | patch
ksmbd: validate SID in parent security descriptor during ACL inheritance
authorJunyi Liu <moss80199@gmail.com>
Tue, 19 May 2026 07:12:04 +0000 (16:12 +0900)
committerSteve French <stfrench@microsoft.com>
Thu, 21 May 2026 23:18:49 +0000 (18:18 -0500)
commit69f030cf95488ae1186c72ac8c66fd279664ea7f
treed8536854cc7ad089f924001b7a8ddb03dcad6558tree | snapshot
parent3515503322f4819277091839eed46b695096aca5commit | diff
ksmbd: validate SID in parent security descriptor during ACL inheritance

Introduce smb_validate_ntsd_sid() helper to safely validate Owner SID
and Group SID inside the NT Security Descriptor (smb_ntsd) retrieved
from the parent directory.

Cc: stable@vger.kernel.org
Signed-off-by: Junyi Liu <moss80199@gmail.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
fs/smb/server/smbacl.c diff | blob | blame | history
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