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Fixup error code returns from Samba4 tester. Ensure invalid paths are

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validated the same way.
Jeremy.
This commit is contained in:
Jeremy Allison 0001-01-01 00:00:00 +00:00
parent 8646f1014f
commit 6ad2f0ba27
3 changed files with 170 additions and 40 deletions
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2
source/libsmb/errormap.c
View File

@ -1490,7 +1490,7 @@ const struct unix_error_map unix_dos_nt_errmap[] = {
{ EPERM, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED },
{ EACCES, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED },
{ ENOENT, ERRDOS, ERRbadfile, NT_STATUS_OBJECT_NAME_NOT_FOUND },
{ ENOTDIR, ERRDOS, ERRbadpath, NT_STATUS_OBJECT_PATH_NOT_FOUND },
{ ENOTDIR, ERRDOS, ERRbadpath, NT_STATUS_NOT_A_DIRECTORY },
{ EIO, ERRHRD, ERRgeneral, NT_STATUS_IO_DEVICE_ERROR },
{ EBADF, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE },
{ EINVAL, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE },

48
source/smbd/nttrans.c
View File

@ -522,8 +522,11 @@ static int do_ntcreate_pipe_open(connection_struct *conn,
int ret;
int pnum = -1;
char *p = NULL;
NTSTATUS status;
srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
srvstr_get_path(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status))
return ERROR_NT(status);
if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0)
return ret;
@ -587,6 +590,7 @@ int reply_ntcreate_and_X(connection_struct *conn,
char *p = NULL;
time_t c_time;
BOOL extended_oplock_granted = False;
NTSTATUS status;
START_PROFILE(SMBntcreateX);
@ -641,7 +645,11 @@ create_options = 0x%x root_dir_fid = 0x%x\n", flags, desired_access, file_attrib
if(!dir_fsp->is_directory) {
srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
srvstr_get_path(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(status);
}
/*
* Check to see if this is a mac fork of some kind.
@ -681,9 +689,17 @@ create_options = 0x%x root_dir_fid = 0x%x\n", flags, desired_access, file_attrib
dir_name_len++;
}
srvstr_pull_buf(inbuf, &fname[dir_name_len], smb_buf(inbuf), sizeof(fname)-dir_name_len, STR_TERMINATE);
srvstr_get_path(inbuf, &fname[dir_name_len], smb_buf(inbuf), sizeof(fname)-dir_name_len, STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(status);
}
} else {
srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
srvstr_get_path(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(status);
}
/*
* Check to see if this is a mac fork of some kind.
@ -971,6 +987,7 @@ static int do_nt_transact_create_pipe( connection_struct *conn, char *inbuf, cha
int ret;
int pnum = -1;
char *p = NULL;
NTSTATUS status;
/*
* Ensure minimum number of parameters sent.
@ -982,6 +999,10 @@ static int do_nt_transact_create_pipe( connection_struct *conn, char *inbuf, cha
}
srvstr_pull(inbuf, fname, params+53, sizeof(fname), parameter_count-53, STR_TERMINATE);
status = check_path_syntax(fname);
if (!NT_STATUS_IS_OK(status)) {
return ERROR_NT(status);
}
if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0)
return ret;
@ -1158,7 +1179,6 @@ static int call_nt_transact_create(connection_struct *conn, char *inbuf, char *o
smb_attr = (file_attributes & SAMBA_ATTRIBUTES_MASK);
if (create_options & FILE_OPEN_BY_FILE_ID) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
}
@ -1188,6 +1208,10 @@ static int call_nt_transact_create(connection_struct *conn, char *inbuf, char *o
if(!dir_fsp->is_directory) {
srvstr_pull(inbuf, fname, params+53, sizeof(fname), parameter_count-53, STR_TERMINATE);
nt_status = check_path_syntax(fname);
if (!NT_STATUS_IS_OK(nt_status)) {
return ERROR_NT(nt_status);
}
/*
* Check to see if this is a mac fork of some kind.
@ -1217,8 +1241,16 @@ static int call_nt_transact_create(connection_struct *conn, char *inbuf, char *o
srvstr_pull(inbuf, &fname[dir_name_len], params+53, sizeof(fname)-dir_name_len,
parameter_count-53, STR_TERMINATE);
nt_status = check_path_syntax(fname);
if (!NT_STATUS_IS_OK(nt_status)) {
return ERROR_NT(nt_status);
}
} else {
srvstr_pull(inbuf, fname, params+53, sizeof(fname), parameter_count-53, STR_TERMINATE);
nt_status = check_path_syntax(fname);
if (!NT_STATUS_IS_OK(nt_status)) {
return ERROR_NT(nt_status);
}
/*
* Check to see if this is a mac fork of some kind.
@ -1260,7 +1292,6 @@ static int call_nt_transact_create(connection_struct *conn, char *inbuf, char *o
/* Can't open a temp directory. IFS kit test. */
if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
}
@ -1361,7 +1392,6 @@ static int call_nt_transact_create(connection_struct *conn, char *inbuf, char *o
fsp->initial_allocation_size = SMB_ROUNDUP(allocation_size,SMB_ROUNDUP_ALLOCATION_SIZE);
if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
close_file(fsp,False);
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_DISK_FULL);
}
} else {
@ -1517,6 +1547,10 @@ static int call_nt_transact_rename(connection_struct *conn, char *inbuf, char *o
replace_if_exists = (SVAL(params,2) & RENAME_REPLACE_IF_EXISTS) ? True : False;
CHECK_FSP(fsp, conn);
srvstr_pull(inbuf, new_name, params+4, sizeof(new_name), -1, STR_TERMINATE);
status = check_path_syntax(new_name);
if (!NT_STATUS_IS_OK(status)) {
return ERROR_NT(status);
}
status = rename_internals(conn, fsp->fsp_name,
new_name, replace_if_exists);

158
source/smbd/reply.c
View File

@ -39,20 +39,32 @@ unsigned int smb_echo_count = 0;
extern BOOL global_encrypted_passwords_negotiated;
/****************************************************************************
Ensure we check the path in the same way as W2K.
Ensure we check the path in *exactly* the same way as W2K.
****************************************************************************/
static NTSTATUS check_path_syntax(const char *name)
NTSTATUS check_path_syntax(const char *name)
{
while (*name == '\\')
while (*name == '\\' || *name == '/')
name++;
if (strequal(name, "."))
if (name[0] == '.' && name[1] == '\0')
return NT_STATUS_OBJECT_NAME_INVALID;
else if (strequal(name, ".."))
else if (name[0] == '.' && name[1] == '.' &&
(name[2] == '\\' || name [2] == '/' || name[2] == '\0'))
return NT_STATUS_OBJECT_PATH_SYNTAX_BAD;
return NT_STATUS_OK;
}
/****************************************************************************
Pull a string and check the path - provide for error return.
****************************************************************************/
size_t srvstr_get_path(char *inbuf, char *dest, const char *src, size_t dest_len, int flags, NTSTATUS *err)
{
size_t ret = srvstr_pull_buf( inbuf, dest, src, dest_len, flags);
*err = check_path_syntax(dest);
return ret;
}
/****************************************************************************
Reply to a special message.
****************************************************************************/
@ -402,11 +414,11 @@ int reply_chkpth(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
START_PROFILE(SMBchkpth);
srvstr_pull_buf(inbuf, name, smb_buf(inbuf) + 1, sizeof(name), STR_TERMINATE);
status = check_path_syntax(name);
if (!NT_STATUS_IS_OK(status))
srvstr_get_path(inbuf, name, smb_buf(inbuf) + 1, sizeof(name), STR_TERMINATE, &status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBchkpth);
return ERROR_NT(status);
}
RESOLVE_DFSPATH(name, conn, inbuf, outbuf);
@ -416,8 +428,10 @@ int reply_chkpth(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
if (check_name(name,conn)) {
if (VALID_STAT(sbuf) || SMB_VFS_STAT(conn,name,&sbuf) == 0)
if (!(ok = S_ISDIR(sbuf.st_mode)))
if (!(ok = S_ISDIR(sbuf.st_mode))) {
END_PROFILE(SMBchkpth);
return ERROR_BOTH(NT_STATUS_NOT_A_DIRECTORY,ERRDOS,ERRbadpath);
}
}
if (!ok) {
@ -435,13 +449,18 @@ int reply_chkpth(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
* if the path is invalid.
*/
if (bad_path) {
END_PROFILE(SMBchkpth);
return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
} else {
END_PROFILE(SMBchkpth);
return ERROR_NT(NT_STATUS_OBJECT_NAME_NOT_FOUND);
}
} else if (errno == ENOTDIR)
} else if (errno == ENOTDIR) {
END_PROFILE(SMBchkpth);
return ERROR_NT(NT_STATUS_NOT_A_DIRECTORY);
}
END_PROFILE(SMBchkpth);
return(UNIXERROR(ERRDOS,ERRbadpath));
}
@ -468,10 +487,16 @@ int reply_getatr(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
time_t mtime=0;
BOOL bad_path = False;
char *p;
NTSTATUS status;
START_PROFILE(SMBgetatr);
p = smb_buf(inbuf) + 1;
p += srvstr_pull_buf(inbuf, fname, p, sizeof(fname), STR_TERMINATE);
p += srvstr_get_path(inbuf, fname, p, sizeof(fname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBgetatr);
return ERROR_NT(status);
}
RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
@ -537,11 +562,17 @@ int reply_setatr(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
SMB_STRUCT_STAT sbuf;
BOOL bad_path = False;
char *p;
NTSTATUS status;
START_PROFILE(SMBsetatr);
p = smb_buf(inbuf) + 1;
p += srvstr_pull_buf(inbuf, fname, p, sizeof(fname), STR_TERMINATE);
p += srvstr_get_path(inbuf, fname, p, sizeof(fname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBsetatr);
return ERROR_NT(status);
}
unix_convert(fname,conn,0,&bad_path,&sbuf);
mode = SVAL(inbuf,smb_vwv0);
@ -652,6 +683,7 @@ int reply_search(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
BOOL expect_close = False;
BOOL can_open = True;
BOOL bad_path = False;
NTSTATUS nt_status;
START_PROFILE(SMBsearch);
*mask = *directory = *fname = 0;
@ -664,7 +696,11 @@ int reply_search(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
maxentries = SVAL(inbuf,smb_vwv0);
dirtype = SVAL(inbuf,smb_vwv1);
p = smb_buf(inbuf) + 1;
p += srvstr_pull_buf(inbuf, path, p, sizeof(path), STR_TERMINATE);
p += srvstr_get_path(inbuf, path, p, sizeof(path), STR_TERMINATE,&nt_status);
if (!NT_STATUS_IS_OK(nt_status)) {
END_PROFILE(SMBsearch);
return ERROR_NT(nt_status);
}
p++;
status_len = SVAL(p, 0);
p += 2;
@ -829,12 +865,17 @@ int reply_fclose(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
char status[21];
int dptr_num= -2;
char *p;
NTSTATUS err;
START_PROFILE(SMBfclose);
outsize = set_message(outbuf,1,0,True);
p = smb_buf(inbuf) + 1;
p += srvstr_pull_buf(inbuf, path, p, sizeof(path), STR_TERMINATE);
p += srvstr_get_path(inbuf, path, p, sizeof(path), STR_TERMINATE,&err);
if (!NT_STATUS_IS_OK(err)) {
END_PROFILE(SMBfclose);
return ERROR_NT(err);
}
p++;
status_len = SVAL(p,0);
p += 2;
@ -877,11 +918,16 @@ int reply_open(connection_struct *conn, char *inbuf,char *outbuf, int dum_size,
BOOL bad_path = False;
files_struct *fsp;
int oplock_request = CORE_OPLOCK_REQUEST(inbuf);
NTSTATUS status;
START_PROFILE(SMBopen);
share_mode = SVAL(inbuf,smb_vwv0);
srvstr_pull_buf(inbuf, fname, smb_buf(inbuf)+1, sizeof(fname), STR_TERMINATE);
srvstr_get_path(inbuf, fname, smb_buf(inbuf)+1, sizeof(fname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBopen);
return ERROR_NT(status);
}
RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
@ -954,6 +1000,7 @@ int reply_open_and_X(connection_struct *conn, char *inbuf,char *outbuf,int lengt
int smb_action = 0;
BOOL bad_path = False;
files_struct *fsp;
NTSTATUS status;
START_PROFILE(SMBopenX);
/* If it's an IPC, pass off the pipe handler. */
@ -968,7 +1015,11 @@ int reply_open_and_X(connection_struct *conn, char *inbuf,char *outbuf,int lengt
}
/* XXXX we need to handle passed times, sattr and flags */
srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
srvstr_get_path(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBopenX);
return ERROR_NT(status);
}
RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
@ -1074,12 +1125,17 @@ int reply_mknew(connection_struct *conn, char *inbuf,char *outbuf, int dum_size,
files_struct *fsp;
int oplock_request = CORE_OPLOCK_REQUEST(inbuf);
SMB_STRUCT_STAT sbuf;
NTSTATUS status;
START_PROFILE(SMBcreate);
com = SVAL(inbuf,smb_com);
createmode = SVAL(inbuf,smb_vwv0);
srvstr_pull_buf(inbuf, fname, smb_buf(inbuf) + 1, sizeof(fname), STR_TERMINATE);
srvstr_get_path(inbuf, fname, smb_buf(inbuf) + 1, sizeof(fname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBcreate);
return ERROR_NT(status);
}
RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
@ -1139,11 +1195,16 @@ int reply_ctemp(connection_struct *conn, char *inbuf,char *outbuf, int dum_size,
int tmpfd;
SMB_STRUCT_STAT sbuf;
char *p, *s;
NTSTATUS status;
START_PROFILE(SMBctemp);
createmode = SVAL(inbuf,smb_vwv0);
srvstr_pull_buf(inbuf, fname, smb_buf(inbuf)+1, sizeof(fname), STR_TERMINATE);
srvstr_get_path(inbuf, fname, smb_buf(inbuf)+1, sizeof(fname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBctemp);
return ERROR_NT(status);
}
pstrcat(fname,"\\TMXXXXXX");
RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
@ -1235,6 +1296,7 @@ static NTSTATUS can_rename(char *fname,connection_struct *conn, SMB_STRUCT_STAT
ret = NT_STATUS_SHARING_VIOLATION;
unix_ERR_class = 0;
unix_ERR_code = 0;
unix_ERR_ntstatus = NT_STATUS_OK;
return ret;
}
close_file(fsp,False);
@ -1423,11 +1485,11 @@ int reply_unlink(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
dirtype = SVAL(inbuf,smb_vwv0);
srvstr_pull_buf(inbuf, name, smb_buf(inbuf) + 1, sizeof(name), STR_TERMINATE);
status = check_path_syntax(name);
if (!NT_STATUS_IS_OK(status))
srvstr_get_path(inbuf, name, smb_buf(inbuf) + 1, sizeof(name), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBunlink);
return ERROR_NT(status);
}
RESOLVE_DFSPATH(name, conn, inbuf, outbuf);
@ -2921,13 +2983,19 @@ int reply_mkdir(connection_struct *conn, char *inbuf,char *outbuf, int dum_size,
NTSTATUS status;
START_PROFILE(SMBmkdir);
srvstr_pull_buf(inbuf, directory, smb_buf(inbuf) + 1, sizeof(directory), STR_TERMINATE);
srvstr_get_path(inbuf, directory, smb_buf(inbuf) + 1, sizeof(directory), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBmkdir);
return ERROR_NT(status);
}
RESOLVE_DFSPATH(directory, conn, inbuf, outbuf);
status = mkdir_internal(conn, directory);
if (!NT_STATUS_IS_OK(status))
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBmkdir);
return ERROR_NT(status);
}
outsize = set_message(outbuf,0,0,True);
@ -3082,9 +3150,14 @@ int reply_rmdir(connection_struct *conn, char *inbuf,char *outbuf, int dum_size,
BOOL ok = False;
BOOL bad_path = False;
SMB_STRUCT_STAT sbuf;
NTSTATUS status;
START_PROFILE(SMBrmdir);
srvstr_pull_buf(inbuf, directory, smb_buf(inbuf) + 1, sizeof(directory), STR_TERMINATE);
srvstr_get_path(inbuf, directory, smb_buf(inbuf) + 1, sizeof(directory), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBrmdir);
return ERROR_NT(status);
}
RESOLVE_DFSPATH(directory, conn, inbuf, outbuf)
@ -3579,9 +3652,17 @@ int reply_mv(connection_struct *conn, char *inbuf,char *outbuf, int dum_size,
START_PROFILE(SMBmv);
p = smb_buf(inbuf) + 1;
p += srvstr_pull_buf(inbuf, name, p, sizeof(name), STR_TERMINATE);
p += srvstr_get_path(inbuf, name, p, sizeof(name), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBmv);
return ERROR_NT(status);
}
p++;
p += srvstr_pull_buf(inbuf, newname, p, sizeof(newname), STR_TERMINATE);
p += srvstr_get_path(inbuf, newname, p, sizeof(newname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBmv);
return ERROR_NT(status);
}
RESOLVE_DFSPATH(name, conn, inbuf, outbuf);
RESOLVE_DFSPATH(newname, conn, inbuf, outbuf);
@ -3590,6 +3671,7 @@ int reply_mv(connection_struct *conn, char *inbuf,char *outbuf, int dum_size,
status = rename_internals(conn, name, newname, False);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBmv);
return ERROR_NT(status);
}
@ -3707,14 +3789,23 @@ int reply_copy(connection_struct *conn, char *inbuf,char *outbuf, int dum_size,
BOOL bad_path2 = False;
BOOL rc = True;
SMB_STRUCT_STAT sbuf1, sbuf2;
NTSTATUS status;
START_PROFILE(SMBcopy);
*directory = *mask = 0;
p = smb_buf(inbuf);
p += srvstr_pull_buf(inbuf, name, p, sizeof(name), STR_TERMINATE);
p += srvstr_pull_buf(inbuf, newname, p, sizeof(newname), STR_TERMINATE);
p += srvstr_get_path(inbuf, name, p, sizeof(name), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBcopy);
return ERROR_NT(status);
}
p += srvstr_get_path(inbuf, newname, p, sizeof(newname), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBcopy);
return ERROR_NT(status);
}
DEBUG(3,("reply_copy : %s -> %s\n",name,newname));
@ -3860,6 +3951,7 @@ int reply_setdir(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
int outsize = 0;
BOOL ok = False;
pstring newdir;
NTSTATUS status;
START_PROFILE(pathworks_setdir);
@ -3869,7 +3961,11 @@ int reply_setdir(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
return ERROR_DOS(ERRDOS,ERRnoaccess);
}
srvstr_pull_buf(inbuf, newdir, smb_buf(inbuf) + 1, sizeof(newdir), STR_TERMINATE);
srvstr_get_path(inbuf, newdir, smb_buf(inbuf) + 1, sizeof(newdir), STR_TERMINATE,&status);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(pathworks_setdir);
return ERROR_NT(status);
}
if (strlen(newdir) == 0) {
ok = True;