samba/SOURCES/0010-libcli-auth-Return-NTS...

116 lines
3.9 KiB
Diff

From 6125794925d054da191cf6c21a76ceb904848710 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <asn@samba.org>
Date: Wed, 29 May 2019 14:57:52 +0200
Subject: [PATCH 010/187] libcli:auth: Return NTSTATUS for
encode_or_decode_arc4_passwd_buffer()
BUG: https://bugzilla.samba.org/show_bug.cgi?id=14031
Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
(cherry picked from commit 57dd415ba49b9621deddf604a5bf148c10ebc37e)
---
libcli/auth/proto.h | 3 ++-
libcli/auth/smbencrypt.c | 10 ++++++++--
source3/rpc_server/samr/srv_samr_nt.c | 10 ++++++++--
3 files changed, 18 insertions(+), 5 deletions(-)
diff --git a/libcli/auth/proto.h b/libcli/auth/proto.h
index afd7f0d148d..651f1139cf5 100644
--- a/libcli/auth/proto.h
+++ b/libcli/auth/proto.h
@@ -184,7 +184,8 @@ bool decode_pw_buffer(TALLOC_CTX *ctx,
/***********************************************************
Decode an arc4 encrypted password change buffer.
************************************************************/
-void encode_or_decode_arc4_passwd_buffer(unsigned char pw_buf[532], const DATA_BLOB *psession_key);
+NTSTATUS encode_or_decode_arc4_passwd_buffer(unsigned char pw_buf[532],
+ const DATA_BLOB *psession_key);
/***********************************************************
encode a password buffer with an already unicode password. The
diff --git a/libcli/auth/smbencrypt.c b/libcli/auth/smbencrypt.c
index a74ccf09b02..ae97f3cc93e 100644
--- a/libcli/auth/smbencrypt.c
+++ b/libcli/auth/smbencrypt.c
@@ -843,27 +843,32 @@ bool decode_pw_buffer(TALLOC_CTX *ctx,
Decode an arc4 encrypted password change buffer.
************************************************************/
-void encode_or_decode_arc4_passwd_buffer(unsigned char pw_buf[532], const DATA_BLOB *psession_key)
+NTSTATUS encode_or_decode_arc4_passwd_buffer(unsigned char pw_buf[532],
+ const DATA_BLOB *psession_key)
{
gnutls_hash_hd_t hash_hnd = NULL;
unsigned char key_out[16];
+ NTSTATUS status;
int rc;
/* Confounder is last 16 bytes. */
rc = gnutls_hash_init(&hash_hnd, GNUTLS_DIG_MD5);
if (rc < 0) {
+ status = gnutls_error_to_ntstatus(rc, NT_STATUS_HASH_NOT_SUPPORTED);
goto out;
}
rc = gnutls_hash(hash_hnd, &pw_buf[516], 16);
if (rc < 0) {
gnutls_hash_deinit(hash_hnd, NULL);
+ status = gnutls_error_to_ntstatus(rc, NT_STATUS_HASH_NOT_SUPPORTED);
goto out;
}
rc = gnutls_hash(hash_hnd, psession_key->data, psession_key->length);
if (rc < 0) {
gnutls_hash_deinit(hash_hnd, NULL);
+ status = gnutls_error_to_ntstatus(rc, NT_STATUS_HASH_NOT_SUPPORTED);
goto out;
}
gnutls_hash_deinit(hash_hnd, key_out);
@@ -873,8 +878,9 @@ void encode_or_decode_arc4_passwd_buffer(unsigned char pw_buf[532], const DATA_B
ZERO_ARRAY(key_out);
+ status = NT_STATUS_OK;
out:
- return;
+ return status;
}
/***********************************************************
diff --git a/source3/rpc_server/samr/srv_samr_nt.c b/source3/rpc_server/samr/srv_samr_nt.c
index 124d6d38cd7..c2be8bfc19a 100644
--- a/source3/rpc_server/samr/srv_samr_nt.c
+++ b/source3/rpc_server/samr/srv_samr_nt.c
@@ -5185,9 +5185,12 @@ NTSTATUS _samr_SetUserInfo(struct pipes_struct *p,
if(!NT_STATUS_IS_OK(status)) {
break;
}
- encode_or_decode_arc4_passwd_buffer(
+ status = encode_or_decode_arc4_passwd_buffer(
info->info25.password.data,
&session_key);
+ if (!NT_STATUS_IS_OK(status)) {
+ break;
+ }
dump_data(100, info->info25.password.data, 532);
@@ -5201,9 +5204,12 @@ NTSTATUS _samr_SetUserInfo(struct pipes_struct *p,
if(!NT_STATUS_IS_OK(status)) {
break;
}
- encode_or_decode_arc4_passwd_buffer(
+ status = encode_or_decode_arc4_passwd_buffer(
info->info26.password.data,
&session_key);
+ if (!NT_STATUS_IS_OK(status)) {
+ break;
+ }
dump_data(100, info->info26.password.data, 516);
--
2.23.0