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rpms/gdk-pixbuf/FC-4 gdk-pixbuf-0.22.0-xpm-largecol.patch, NONE, 1.1 gdk-pixbuf-0.22.0-xpm-ncol-overflow.patch, NONE, 1.1 gdk-pixbuf-0.22.0-xpm-whc-overflow.patch, NONE, 1.1 gdk-pixbuf.spec, 1.29, 1.30



Author: mclasen

Update of /cvs/dist/rpms/gdk-pixbuf/FC-4
In directory cvs.devel.redhat.com:/tmp/cvs-serv30342

Modified Files:
	gdk-pixbuf.spec 
Added Files:
	gdk-pixbuf-0.22.0-xpm-largecol.patch 
	gdk-pixbuf-0.22.0-xpm-ncol-overflow.patch 
	gdk-pixbuf-0.22.0-xpm-whc-overflow.patch 
Log Message:
Merge embargo branch


gdk-pixbuf-0.22.0-xpm-largecol.patch:
 io-xpm.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletion(-)

--- NEW FILE gdk-pixbuf-0.22.0-xpm-largecol.patch ---
--- gdk-pixbuf-0.22.0/gdk-pixbuf/io-xpm.c.largecol	2005-10-31 10:12:13.000000000 -0500
+++ gdk-pixbuf-0.22.0/gdk-pixbuf/io-xpm.c	2005-10-31 10:13:40.000000000 -0500
@@ -281,7 +281,8 @@
 		/* Fall through to the xpm_read_string. */
 
 	case op_body:
-		xpm_read_string (h->infile, &h->buffer, &h->buffer_size);
+		if(!xpm_read_string (h->infile, &h->buffer, &h->buffer_size))
+			return NULL;
 		return h->buffer;
 
 	default:

gdk-pixbuf-0.22.0-xpm-ncol-overflow.patch:
 io-xpm.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletion(-)

--- NEW FILE gdk-pixbuf-0.22.0-xpm-ncol-overflow.patch ---
--- gdk-pixbuf-0.22.0/gdk-pixbuf/io-xpm.c.xpm-ncol-overflow	2005-10-19 10:51:26.000000000 -0400
+++ gdk-pixbuf-0.22.0/gdk-pixbuf/io-xpm.c	2005-10-19 10:52:16.000000000 -0400
@@ -356,7 +356,9 @@
 		g_warning ("XPM has invalid number of chars per pixel.");
 		return NULL;
 	}
- 	if (n_col <= 0 || n_col >= G_MAXINT / (cpp + 1)) {
+        if (n_col <= 0 ||
+            n_col >= G_MAXINT / (cpp + 1) ||
+            n_col >= G_MAXINT / sizeof (_XPMColor)) {
 		g_warning ("XPM file has invalid number of colors");
   		return NULL;
   	}

gdk-pixbuf-0.22.0-xpm-whc-overflow.patch:
 io-xpm.c |   24 ++++++------------------
 1 files changed, 6 insertions(+), 18 deletions(-)

--- NEW FILE gdk-pixbuf-0.22.0-xpm-whc-overflow.patch ---
--- gdk-pixbuf-0.22.0/gdk-pixbuf/io-xpm.c.xpm-whc-overflow	2005-10-31 10:11:03.000000000 -0500
+++ gdk-pixbuf-0.22.0/gdk-pixbuf/io-xpm.c	2005-10-31 10:11:18.000000000 -0500
@@ -317,13 +317,6 @@
 	return NULL;
 }
 
-/* Destroy notification function for the pixbuf */
-static void
-free_buffer (guchar *pixels, gpointer data)
-{
-	free (pixels);
-}
-
 static gboolean
 xpm_color_parse (const char *spec, XColor *color)
 {
@@ -342,7 +335,8 @@
 	gchar pixel_str[32];
 	GHashTable *color_hash;
 	_XPMColor *colors, *color, *fallbackcolor;
-	guchar *pixels, *pixtmp;
+	guchar *pixtmp;
+	GdkPixbuf* pixbuf;
 
 	fallbackcolor = NULL;
 
@@ -414,12 +408,8 @@
 			fallbackcolor = color;
 	}
 
-	if (is_trans)
-		pixels = malloc (w * h * 4);
-	else
-		pixels = malloc (w * h * 3);
-
-	if (!pixels) {
+	pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, is_trans, 8, w, h);
+	if (!pixbuf) {
 		g_hash_table_destroy (color_hash);
 		free (colors);
 		free (name_buf);
@@ -427,7 +417,7 @@
 	}
 
 	wbytes = w * cpp;
-	pixtmp = pixels;
+	pixtmp = pixbuf->pixels;
 
 	for (ycnt = 0; ycnt < h; ycnt++) {
 		buffer = (*get_buf) (op_body, handle);
@@ -460,9 +450,7 @@
 	free (colors);
 	free (name_buf);
 
-	return gdk_pixbuf_new_from_data (pixels, GDK_COLORSPACE_RGB, is_trans, 8,
-					 w, h, is_trans ? (w * 4) : (w * 3),
-					 free_buffer, NULL);
+	return pixbuf;
 }
 
 /* Shared library entry point for file loading */


Index: gdk-pixbuf.spec
===================================================================
RCS file: /cvs/dist/rpms/gdk-pixbuf/FC-4/gdk-pixbuf.spec,v
retrieving revision 1.29
retrieving revision 1.30
diff -u -r1.29 -r1.30
--- gdk-pixbuf.spec	28 Mar 2005 15:16:09 -0000	1.29
+++ gdk-pixbuf.spec	16 Nov 2005 15:53:25 -0000	1.30
@@ -1,6 +1,6 @@
 Name: gdk-pixbuf
 Version: 0.22.0
-Release: 18
+Release: 18.fc4.2
 Epoch: 1
 Summary: An image loading library used with GNOME.
 License: LGPL
@@ -39,6 +39,9 @@
 Patch10: gdk-pixbuf-0.22.0-loaders.patch
 Patch11: gtk+-2.2.2-noexecstack.patch
 Patch12: gdk-pixbuf-0.22.0-bmpcrash.patch
+Patch13: gdk-pixbuf-0.22.0-xpm-ncol-overflow.patch
+Patch14: gdk-pixbuf-0.22.0-xpm-whc-overflow.patch
+Patch15: gdk-pixbuf-0.22.0-xpm-largecol.patch
 
 URL: http://www.gnome.org/
 BuildRoot: %{_tmppath}/%{name}-%{version}-root
@@ -112,6 +115,9 @@
 %patch10 -p1 -b .loaders
 %patch11 -p1 -b .noexecstack
 %patch12 -p1 -b .bmpcrash
+%patch13 -p1 -b .xpm-ncol-overflow
+%patch14 -p1 -b .xpm-whc-overflow
+%patch15 -p1 -b .xpm-largecol
 
 perl -p -i.bak -e 's/gmodule.h/gmodule-local.h/g; s/g_module/local_hack_g_module/g; s/GModule/LocalHackGModule/g; s/G_MODULE/LOCAL_HACK_G_MODULE/g' gdk-pixbuf/gdk-pixbuf-io.c gdk-pixbuf/gdk-pixbuf-io.h
 perl -pi -e 's/-static//g' gdk-pixbuf/local-hack-gmodule/Makefile
@@ -187,6 +193,13 @@
 %{_datadir}/gnome/html/*
 
 %changelog
+* Mon Oct 31 2005 Matthias Clasen <mclasen redhat com> - 1:0.22.0-18.fc4.2
+- Prevent another integer overflow in the xpm loader (#171901, CVE-2005-2976)
+- Prevent an infinite loop in the xpm loader (#171901, CVE-2005-2976)
+
+* Wed Oct 19 2005 Matthias Clasen <mclasen redhat com> - 1:0.22.0-18.fc4.1
+- Prevent an integer overflow in the xpm loader (#171073, CVE-2005-3186)
+
 * Mon Mar 28 2005 Matthias Clasen <mclasen redhat com> - 1:0.22.0-18
 - Fix a double free in the bmp loader
 


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