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/openbmc/linux/fs/smb/server/
H A Dsmb_common.hdiff 536bb492d39bb6c080c92f31e8a55fe9934f452b Sun Jul 23 01:27:37 CDT 2023 Namjae Jeon <linkinjeon@kernel.org> ksmbd: fix out of bounds in init_smb2_rsp_hdr()

If client send smb2 negotiate request and then send smb1 negotiate
request, init_smb2_rsp_hdr is called for smb1 negotiate request since
need_neg is set to false. This patch ignore smb1 packets after ->need_neg
is set to false.

Reported-by: zdi-disclosures@trendmicro.com # ZDI-CAN-21541
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
H A Dsmb_common.cdiff 536bb492d39bb6c080c92f31e8a55fe9934f452b Sun Jul 23 01:27:37 CDT 2023 Namjae Jeon <linkinjeon@kernel.org> ksmbd: fix out of bounds in init_smb2_rsp_hdr()

If client send smb2 negotiate request and then send smb1 negotiate
request, init_smb2_rsp_hdr is called for smb1 negotiate request since
need_neg is set to false. This patch ignore smb1 packets after ->need_neg
is set to false.

Reported-by: zdi-disclosures@trendmicro.com # ZDI-CAN-21541
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
H A Dserver.cdiff 536bb492d39bb6c080c92f31e8a55fe9934f452b Sun Jul 23 01:27:37 CDT 2023 Namjae Jeon <linkinjeon@kernel.org> ksmbd: fix out of bounds in init_smb2_rsp_hdr()

If client send smb2 negotiate request and then send smb1 negotiate
request, init_smb2_rsp_hdr is called for smb1 negotiate request since
need_neg is set to false. This patch ignore smb1 packets after ->need_neg
is set to false.

Reported-by: zdi-disclosures@trendmicro.com # ZDI-CAN-21541
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>