From 64225921966fb8bd0e02fab09e3f6b04a0df35c1 Mon Sep 17 00:00:00 2001
From: Alexander <homm86@gmail.com>
Date: Mon, 21 Aug 2017 17:09:35 +0300
Subject: [PATCH] Support invalid TIFF headers

---
 PIL/TiffImagePlugin.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/PIL/TiffImagePlugin.py b/PIL/TiffImagePlugin.py
index f2edf137b..04459748b 100644
--- a/PIL/TiffImagePlugin.py
+++ b/PIL/TiffImagePlugin.py
@@ -241,7 +241,12 @@ OPEN_INFO = {
     (MM, 8, (1,), 1, (8, 8, 8), ()): ("LAB", "LAB"),
 }
 
-PREFIXES = [b"MM\000\052", b"II\052\000", b"II\xBC\000"]
+PREFIXES = [
+    b"MM\x00\x2A",  # Valid TIFF header with big-endian byte order
+    b"II\x2A\x00",  # Valid TIFF header with little-endian byte order
+    b"MM\x2A\x00",  # Invalid TIFF header, probably big-endian
+    b"II\x00\x2A",  # Invalid TIFF header, probably little-endian
+]
 
 
 def _accept(prefix):