Merged revisions 87317 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r87317 | antoine.pitrou | 2010-12-16 17:48:36 +0100 (jeu., 16 déc. 2010) | 4 lines

  Issue #10714: Limit length of incoming request in http.server to 65536 bytes
  for security reasons.  Initial patch by Ross Lagerwall.
........

(also backported some tests)
diff --git a/Lib/BaseHTTPServer.py b/Lib/BaseHTTPServer.py
index c97c762..da04315 100644
--- a/Lib/BaseHTTPServer.py
+++ b/Lib/BaseHTTPServer.py
@@ -310,7 +310,13 @@
 
         """
         try:
-            self.raw_requestline = self.rfile.readline()
+            self.raw_requestline = self.rfile.readline(65537)
+            if len(self.raw_requestline) > 65536:
+                self.requestline = ''
+                self.request_version = ''
+                self.command = ''
+                self.send_error(414)
+                return
             if not self.raw_requestline:
                 self.close_connection = 1
                 return