File feedparser-issue91-CVE-2011-1156.patch of Package python-feedparser.import4444

Index: feedparser-4.1/tests/wellformed/sanitize/xml_declaration_unexpected_character.xml
===================================================================
--- /dev/null
+++ feedparser-4.1/tests/wellformed/sanitize/xml_declaration_unexpected_character.xml
@@ -0,0 +1,7 @@
+<!--
+Description: xml declaration unexpected character
+Expect:      not bozo and feed['title'] == u'&lt;!DOCTYPE ~'
+-->
+<feed xmlns="http://www.w3.org/2005/Atom">
+  <title type="html">&lt;!DOCTYPE ~</title>
+</feed>
Index: feedparser-4.1/feedparser.py
===================================================================
--- feedparser-4.1.orig/feedparser.py
+++ feedparser-4.1/feedparser.py
@@ -1525,6 +1525,14 @@ class _BaseHTMLProcessor(sgmllib.SGMLPar
         '''Return processed HTML as a single string'''
         return ''.join([str(p) for p in self.pieces])
 
+    def parse_declaration(self, i):
+        try:
+            return sgmllib.SGMLParser.parse_declaration(self, i)
+        except sgmllib.SGMLParseError:
+            # escape the doctype declaration and continue parsing
+            self.handle_data('&lt;')
+            return i+1
+
 class _LooseFeedParser(_FeedParserMixin, _BaseHTMLProcessor):
     def __init__(self, baseuri, baselang, encoding):
         sgmllib.SGMLParser.__init__(self)