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-rw-r--r--source3/smbd/smb2_negprot.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/source3/smbd/smb2_negprot.c b/source3/smbd/smb2_negprot.c
index 56a30d0d71..15bff823ef 100644
--- a/source3/smbd/smb2_negprot.c
+++ b/source3/smbd/smb2_negprot.c
@@ -80,6 +80,7 @@ void reply_smb20ff(struct smb_request *req, uint16_t choice)
NTSTATUS smbd_smb2_request_process_negprot(struct smbd_smb2_request *req)
{
+ NTSTATUS status;
const uint8_t *inbody;
const uint8_t *indyn = NULL;
int i = req->current_idx;
@@ -88,8 +89,6 @@ NTSTATUS smbd_smb2_request_process_negprot(struct smbd_smb2_request *req)
DATA_BLOB negprot_spnego_blob;
uint16_t security_offset;
DATA_BLOB security_buffer;
- size_t expected_body_size = 0x24;
- size_t body_size;
size_t expected_dyn_size = 0;
size_t c;
uint16_t security_mode;
@@ -104,17 +103,12 @@ NTSTATUS smbd_smb2_request_process_negprot(struct smbd_smb2_request *req)
/* TODO: drop the connection with INVALID_PARAMETER */
- if (req->in.vector[i+1].iov_len != (expected_body_size & 0xFFFFFFFE)) {
- return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
+ status = smbd_smb2_request_verify_sizes(req, 0x24);
+ if (!NT_STATUS_IS_OK(status)) {
+ return smbd_smb2_request_error(req, status);
}
-
inbody = (const uint8_t *)req->in.vector[i+1].iov_base;
- body_size = SVAL(inbody, 0x00);
- if (body_size != expected_body_size) {
- return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);
- }
-
dialect_count = SVAL(inbody, 0x02);
if (dialect_count == 0) {
return smbd_smb2_request_error(req, NT_STATUS_INVALID_PARAMETER);