Namjae Jeon cafb57f7bd ksmbd: Fix refcount leak when invalid session is found on session lookup ...

When a session is found but its state is not SMB2_SESSION_VALID, It
indicates that no valid session was found, but it is missing to decrement
the reference count acquired by the session lookup, which results in
a reference count leak. This patch fixes the issue by explicitly calling
ksmbd_user_session_put to release the reference to the session.

Cc: stable@vger.kernel.org
Reported-by: Alexandre <roger.andersen@protonmail.com>
Reported-by: Stanislas Polu <spolu@dust.tt>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>

2025-12-14 18:35:56 -06:00

..

ksmbd_ida.c

ksmbd: use __GFP_RETRY_MAYFAIL

2024-11-25 18:58:02 -06:00

ksmbd_ida.h

smb: move client and server files to common directory fs/smb

2023-05-24 16:29:21 -05:00

share_config.c

ksmbd: increase session and share hash table bits

2025-09-30 21:37:55 -05:00

share_config.h

ksmbd: override fsids for share path check

2024-08-08 22:54:09 -05:00

tree_connect.c

ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency

2025-11-30 21:11:45 -06:00

tree_connect.h

ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency

2025-11-30 21:11:45 -06:00

user_config.c

ksmbd: use __GFP_RETRY_MAYFAIL

2024-11-25 18:58:02 -06:00

user_config.h

ksmbd: add support for supplementary groups

2024-10-11 11:02:14 -05:00

user_session.c

ksmbd: Fix refcount leak when invalid session is found on session lookup

2025-12-14 18:35:56 -06:00

user_session.h

ksmbd: fix use-after-free in ksmbd_session_rpc_open

2025-04-22 20:45:43 -05:00