From ac650d02cbb66ab652ae529b8f03b486ef974dfb Mon Sep 17 00:00:00 2001
From: Raul Cumplido <raulcumplido@gmail.com>
Date: Sat, 24 Jan 2015 12:14:30 +0000
Subject: Fixed #24209 -- Prevented crash when parsing malformed RFC 2231
 headers

Thanks Tom Christie for the report and review.
---
 django/http/multipartparser.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'django')

diff --git a/django/http/multipartparser.py b/django/http/multipartparser.py
index 07c874e08f..e1de03f8b1 100644
--- a/django/http/multipartparser.py
+++ b/django/http/multipartparser.py
@@ -643,7 +643,8 @@ def parse_header(line):
                 # Lang/encoding embedded in the value (like "filename*=UTF-8''file.ext")
                 # http://tools.ietf.org/html/rfc2231#section-4
                 name = name[:-1]
-                has_encoding = True
+                if p.count(b"'") == 2:
+                    has_encoding = True
             value = p[i + 1:].strip()
             if has_encoding:
                 encoding, lang, value = value.split(b"'")
-- 
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