shrub/nix/nixcrpkgs/pkgs/expat/cve-2016-0718.patch

From 3e6190e433479e56f8c1e5adc1198b3c86b15577 Mon Sep 17 00:00:00 2001
From: Sebastian Pipping <sebastian@pipping.org>
Date: Sun, 17 Jul 2016 20:22:29 +0200
Subject: [PATCH] Fix regression introduced by patch to CVE-2016-0718 (bug
 #539)

Tag names were cut off in some cases; reported by Andy Wang
---
 expat/lib/xmlparse.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/expat/lib/xmlparse.c b/expat/lib/xmlparse.c
index 13e080d..2630310 100644
--- expat/lib/xmlparse.c
+++ expat-fixed/lib/xmlparse.c
@@ -2430,7 +2430,7 @@ doContent(XML_Parser parser,
                        &fromPtr, rawNameEnd,
                        (ICHAR **)&toPtr, (ICHAR *)tag->bufEnd - 1);
             convLen = (int)(toPtr - (XML_Char *)tag->buf);
-            if ((convert_res == XML_CONVERT_COMPLETED) || (convert_res == XML_CONVERT_INPUT_INCOMPLETE)) {
+            if ((fromPtr >= rawNameEnd) || (convert_res == XML_CONVERT_INPUT_INCOMPLETE)) {
               tag->name.strLen = convLen;
               break;
             }
-- 
2.9.2