Issue #16041: CVE-2013-1752: poplib: Limit maximum line lengths to 2048 to
prevent readline() calls from consuming too much memory. Patch by Jyrki
Pulliainen.
diff --git a/Lib/test/test_poplib.py b/Lib/test/test_poplib.py
index c0929a0..28e6a6b 100644
--- a/Lib/test/test_poplib.py
+++ b/Lib/test/test_poplib.py
@@ -83,7 +83,7 @@
def cmd_list(self, arg):
if arg:
- self.push('+OK %s %s' %(arg, arg))
+ self.push('+OK %s %s' % (arg, arg))
else:
self.push('+OK')
asynchat.async_chat.push(self, LIST_RESP)
@@ -208,6 +208,10 @@
foo = self.client.retr('foo')
self.assertEqual(foo, expected)
+ def test_too_long_lines(self):
+ self.assertRaises(poplib.error_proto, self.client._shortcmd,
+ 'echo +%s' % ((poplib._MAXLINE + 10) * 'a'))
+
def test_dele(self):
self.assertOK(self.client.dele('foo'))