SEGV in CFX_BaseSegmentedArray::Iterate() when CS has malformed dictionary.

testing/resources/bug_481363.pdf

Index: testing/resources/bug_481363.pdf
diff --git a/testing/resources/bug_481363.pdf b/testing/resources/bug_481363.pdf
new file mode 100644
index 0000000000000000000000000000000000000000..53468a0412df855779dc911baaf3e1b9aba72030
--- /dev/null
+++ b/testing/resources/bug_481363.pdf
@@ -0,0 +1,62 @@
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