1 files changed, 3 insertions, 1 deletions
diff --git a/pdf/xpdf/Gfx.cc b/pdf/xpdf/Gfx.cc
index a52aa02..e530213 100644
--- a/pdf/xpdf/Gfx.cc
+++ b/pdf/xpdf/Gfx.cc
@@ -2654,7 +2654,9 @@ void Gfx::doImage(Object *ref, Stream *str, GBool inlineImg) {
     haveMask = gFalse;
     dict->lookup("Mask", &maskObj);
     if (maskObj.isArray()) {
-      for (i = 0; i < maskObj.arrayGetLength(); ++i) {
+      for (i = 0;
+	   i < maskObj.arrayGetLength() && i < 2*gfxColorMaxComps;
+	   ++i) {
 	maskObj.arrayGet(i, &obj1);
 	maskColors[i] = obj1.getInt();
 	obj1.free();