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-rw-r--r--Lib/httplib.py6
1 files changed, 6 insertions, 0 deletions
diff --git a/Lib/httplib.py b/Lib/httplib.py
index 5368cd9..b2f6e5c 100644
--- a/Lib/httplib.py
+++ b/Lib/httplib.py
@@ -215,6 +215,10 @@ MAXAMOUNT = 1048576
# maximal line length when calling readline().
_MAXLINE = 65536
+# maximum amount of headers accepted
+_MAXHEADERS = 100
+
+
class HTTPMessage(mimetools.Message):
def addheader(self, key, value):
@@ -271,6 +275,8 @@ class HTTPMessage(mimetools.Message):
elif self.seekable:
tell = self.fp.tell
while True:
+ if len(hlist) > _MAXHEADERS:
+ raise HTTPException("got more than %d headers" % _MAXHEADERS)
if tell:
try:
startofline = tell()