--- rpm-5.4.15/rpmio/iosm.c~	2014-06-11 19:58:04.000000000 +0200
+++ rpm-5.4.15/rpmio/iosm.c	2015-01-25 21:53:27.659197235 +0100
@@ -2627,7 +2627,7 @@
 	iosm->rfd = NULL;
 	break;
     case IOSM_WOPEN:
-	iosm->wfd = Fopen(iosm->path, "w.fdio");
+	iosm->wfd = Fopen(iosm->path, "wU.fdio");
 	if (iosm->wfd == NULL || Ferror(iosm->wfd)) {
 	    if (iosm->wfd != NULL)	(void) iosmNext(iosm, IOSM_WCLOSE);
 	    iosm->wfd = NULL;
--- rpm-5.4.15/rpmio/rpmio.c~	2014-08-05 00:47:16.000000000 +0200
+++ rpm-5.4.15/rpmio/rpmio.c	2015-01-25 21:50:59.409202466 +0100
@@ -2638,16 +2638,20 @@
  * - bzopen:	'q' sets verbosity to 0
  * - bzopen:	'v' does verbosity++ (up to 4)
  * - HACK:	'.' terminates, rest is type of I/O
+ * -            'U' sets *mode to zero (no permissions) instead of 0666
  */
 static inline void cvtfmode (const char *m,
 				/*@out@*/ char *stdio, size_t nstdio,
 				/*@out@*/ char *other, size_t nother,
-				/*@out@*/ const char **end, /*@out@*/ int * f)
+				/*@out@*/ const char **end, /*@out@*/ int * f, mode_t *mode)
 	/*@modifies *stdio, *other, *end, *f @*/
 {
     int flags = 0;
     char c;
 
+    if (mode)
+	*mode = 0666;
+
     switch (*m) {
     case 'a':
 	flags |= O_WRONLY | O_CREAT | O_APPEND;
@@ -2661,6 +2665,9 @@
 	flags |= O_RDONLY;
 	if (--nstdio > 0) *stdio++ = *m;
 	break;
+    case 'U':
+	if (mode) *mode = 0;
+	break;
     default:
 	*stdio = '\0';
 	return;
@@ -2729,7 +2736,7 @@
     if (fmode == NULL)
 	return NULL;
 
-    cvtfmode(fmode, stdio, sizeof(stdio), other, sizeof(other), &end, NULL);
+    cvtfmode(fmode, stdio, sizeof(stdio), other, sizeof(other), &end, NULL, NULL);
     if (stdio[0] == '\0')
 	return NULL;
     zstdio[0] = '\0';
@@ -2835,7 +2842,7 @@
     const char * fmode = NULL;
     char stdio[20], other[20];
     const char *end = NULL;
-    mode_t perms = 0666;
+    mode_t perms;
     int flags = 0;
     FD_t fd = NULL;
 
@@ -2849,7 +2856,7 @@
 fprintf(stderr, "==> Fopen(%s, %s)\n", path, fmode);
 
     stdio[0] = '\0';
-    cvtfmode(fmode, stdio, sizeof(stdio), other, sizeof(other), &end, &flags);
+    cvtfmode(fmode, stdio, sizeof(stdio), other, sizeof(other), &end, &flags, &perms);
     if (stdio[0] == '\0')
 	goto exit;