libwmf/patches/libwmf-0.2.8.4-CVE-2007-3477.patch

--- libwmf-0.2.8.4/src/extra/gd/gd.c
+++ libwmf-0.2.8.4/src/extra/gd/gd.c
@@ -1335,10 +1335,31 @@
   int w2, h2;
   w2 = w / 2;
   h2 = h / 2;
-  while (e < s)
-    {
-      e += 360;
-    }
+
+  if ((s % 360)  == (e % 360)) {
+         s = 0; e = 360;
+  } else {
+         if (s > 360) {
+                 s = s % 360;
+         }
+
+         if (e > 360) {
+                 e = e % 360;
+         }
+
+         while (s < 0) {
+                 s += 360;
+         }
+
+         while (e < s) {
+                 e += 360;
+         }
+
+         if (s == e) {
+                 s = 0; e = 360;
+         }
+  }
+
   for (i = s; (i <= e); i++)
     {
       int x, y;
1	niro	2938	--- libwmf-0.2.8.4/src/extra/gd/gd.c
2			+++ libwmf-0.2.8.4/src/extra/gd/gd.c
3			@@ -1335,10 +1335,31 @@
4			int w2, h2;
5			w2 = w / 2;
6			h2 = h / 2;
7			- while (e < s)
8			- {
9			- e += 360;
10			- }
11			+
12			+ if ((s % 360) == (e % 360)) {
13			+ s = 0; e = 360;
14			+ } else {
15			+ if (s > 360) {
16			+ s = s % 360;
17			+ }
18			+
19			+ if (e > 360) {
20			+ e = e % 360;
21			+ }
22			+
23			+ while (s < 0) {
24			+ s += 360;
25			+ }
26			+
27			+ while (e < s) {
28			+ e += 360;
29			+ }
30			+
31			+ if (s == e) {
32			+ s = 0; e = 360;
33			+ }
34			+ }
35			+
36			for (i = s; (i <= e); i++)
37			{
38			int x, y;