Fixup selection offset calculation

[evince.git] / pdf / xpdf / GfxState.cc

diff --git a/pdf/xpdf/GfxState.cc b/pdf/xpdf/GfxState.cc
index be6040550181f6ff04f79ef1999a44a6c3d27f96..92e5ebb1d7bb2817af9663f12f936e576fec0c18 100644 (file)
--- a/pdf/xpdf/GfxState.cc
+++ b/pdf/xpdf/GfxState.cc
@@ -714,6 +714,11 @@ GfxColorSpace *GfxICCBasedColorSpace::parse(Array *arr) {
   }
   nCompsA = obj2.getInt();
   obj2.free();
+  if (nCompsA > gfxColorMaxComps) {
+    error(-1, "ICCBased color space with too many (%d > %d) components",
+         nCompsA, gfxColorMaxComps);
+    nCompsA = gfxColorMaxComps;
+  }
   if (dict->lookup("Alternate", &obj2)->isNull() ||
       !(altA = GfxColorSpace::parse(&obj2))) {
     switch (nCompsA) {
@@ -1060,7 +1065,7 @@ GfxColorSpace *GfxDeviceNColorSpace::parse(Array *arr) {
   }
   nCompsA = obj1.arrayGetLength();
   if (nCompsA > gfxColorMaxComps) {
-    error(-1, "DeviceN color space with more than %d > %d components",
+    error(-1, "DeviceN color space with too many (%d > %d) components",
          nCompsA, gfxColorMaxComps);
     nCompsA = gfxColorMaxComps;
   }