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ksmbd: do not set SMB2_GLOBAL_CAP_ENCRYPTION for SMB 3.1.1 

commit 5ed11af19e upstream.

SMB2_GLOBAL_CAP_ENCRYPTION flag should be used only for 3.0 and
3.0.2 dialects. This flags set cause compatibility problems with
other SMB clients.

Reported-by: James Christopher Adduono <jc@adduono.com>
Tested-by: James Christopher Adduono <jc@adduono.com>
Cc: stable@vger.kernel.org
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Namjae Jeon 2024-04-02 09:31:22 +09:00 committed by Greg Kroah-Hartman
parent a637fabac5
commit 67c477f320
1 changed files with 5 additions and 5 deletions
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10
fs/smb/server/smb2ops.c
View File

@ -228,6 +228,11 @@ void init_smb3_0_server(struct ksmbd_conn *conn)
conn->cli_cap & SMB2_GLOBAL_CAP_ENCRYPTION)
conn->vals->capabilities |= SMB2_GLOBAL_CAP_ENCRYPTION;
if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION ||
(!(server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION_OFF) &&
conn->cli_cap & SMB2_GLOBAL_CAP_ENCRYPTION))
conn->vals->capabilities |= SMB2_GLOBAL_CAP_ENCRYPTION;
if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB3_MULTICHANNEL)
conn->vals->capabilities |= SMB2_GLOBAL_CAP_MULTI_CHANNEL;
}
@ -275,11 +280,6 @@ int init_smb3_11_server(struct ksmbd_conn *conn)
conn->vals->capabilities |= SMB2_GLOBAL_CAP_LEASING |
SMB2_GLOBAL_CAP_DIRECTORY_LEASING;
if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION ||
(!(server_conf.flags & KSMBD_GLOBAL_FLAG_SMB2_ENCRYPTION_OFF) &&
conn->cli_cap & SMB2_GLOBAL_CAP_ENCRYPTION))
conn->vals->capabilities |= SMB2_GLOBAL_CAP_ENCRYPTION;
if (server_conf.flags & KSMBD_GLOBAL_FLAG_SMB3_MULTICHANNEL)
conn->vals->capabilities |= SMB2_GLOBAL_CAP_MULTI_CHANNEL;