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s4-rpcserver: teach the rpc server to cope with bad sig_size estimates

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This commit is contained in:
Andrew Tridgell 2010-02-14 17:09:55 +11:00
parent 259129e8f4
commit eb5fc899b0
1 changed files with 14 additions and 18 deletions
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32
source4/rpc_server/dcesrv_auth.c
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@ -482,27 +482,23 @@ bool dcesrv_auth_response(struct dcesrv_call_state *call,
break;
}
if (NT_STATUS_IS_OK(status)) {
if (creds2.length != sig_size) {
DEBUG(0,("dcesrv_auth_response: creds2.length[%u] != sig_size[%u] pad[%u] stub[%u]\n",
(unsigned)creds2.length, (uint32_t)sig_size,
(unsigned)dce_conn->auth_state.auth_info->auth_pad_length,
(unsigned)pkt->u.response.stub_and_verifier.length));
data_blob_free(&creds2);
status = NT_STATUS_INTERNAL_ERROR;
}
}
if (NT_STATUS_IS_OK(status)) {
if (!data_blob_append(call, blob, creds2.data, creds2.length)) {
status = NT_STATUS_NO_MEMORY;
}
data_blob_free(&creds2);
}
if (!NT_STATUS_IS_OK(status)) {
return false;
}
if (creds2.length != sig_size) {
DEBUG(3,("dcesrv_auth_response: creds2.length[%u] != sig_size[%u] pad[%u] stub[%u]\n",
(unsigned)creds2.length, (uint32_t)sig_size,
(unsigned)dce_conn->auth_state.auth_info->auth_pad_length,
(unsigned)pkt->u.response.stub_and_verifier.length));
dcerpc_set_frag_length(blob, blob->length + creds2.length);
dcerpc_set_auth_length(blob, creds2.length);
}
if (!data_blob_append(call, blob, creds2.data, creds2.length)) {
status = NT_STATUS_NO_MEMORY;
}
data_blob_free(&creds2);
return true;
}