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CVE-2022-38023 s4:rpc_server/netlogon: add a lp_ctx variable to dcesrv_netr_creds_server_step_check()

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This will simplify the following changes.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=15240

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
(cherry picked from commit 7baabbe981)
This commit is contained in:
Stefan Metzmacher 2022-12-12 14:03:50 +01:00
parent 2139565c2f
commit a5996700ad
1 changed files with 4 additions and 3 deletions
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7
source4/rpc_server/netlogon/dcerpc_netlogon.c
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@ -636,8 +636,9 @@ static NTSTATUS dcesrv_netr_creds_server_step_check(struct dcesrv_call_state *dc
struct netr_Authenticator *return_authenticator,
struct netlogon_creds_CredentialState **creds_out)
{
struct loadparm_context *lp_ctx = dce_call->conn->dce_ctx->lp_ctx;
NTSTATUS nt_status;
int schannel = lpcfg_server_schannel(dce_call->conn->dce_ctx->lp_ctx);
int schannel = lpcfg_server_schannel(lp_ctx);
bool schannel_global_required = (schannel == true);
bool schannel_required = schannel_global_required;
const char *explicit_opt = NULL;
@ -653,7 +654,7 @@ static NTSTATUS dcesrv_netr_creds_server_step_check(struct dcesrv_call_state *dc
dcesrv_call_auth_info(dce_call, &auth_type, NULL);
nt_status = schannel_check_creds_state(mem_ctx,
dce_call->conn->dce_ctx->lp_ctx,
lp_ctx,
computer_name,
received_authenticator,
return_authenticator,
@ -668,7 +669,7 @@ static NTSTATUS dcesrv_netr_creds_server_step_check(struct dcesrv_call_state *dc
* need the explicit_opt pointer in order to
* adjust the debug messages.
*/
explicit_opt = lpcfg_get_parametric(dce_call->conn->dce_ctx->lp_ctx,
explicit_opt = lpcfg_get_parametric(lp_ctx,
NULL,
"server require schannel",
creds->account_name);