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From: Xin LI <delphij@FreeBSD.org>
Date: Thu, 10 Dec 2009 21:23:46 +0000 (UTC)
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Subject: svn commit: r200368 - vendor/expat/dist/lib
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Author: delphij
Date: Thu Dec 10 21:23:46 2009
New Revision: 200368
URL: http://svn.freebsd.org/changeset/base/200368

Log:
  Correct a DoS issue when processing XML document with malformed
  UTF-8 sequences.
  
  Obtained from:	expat CVS (revisions 1.14 and 1.15)
  Security:	CVE-2009-3560

Modified:
  vendor/expat/dist/lib/xmltok_impl.c

Modified: vendor/expat/dist/lib/xmltok_impl.c
==============================================================================
--- vendor/expat/dist/lib/xmltok_impl.c	Thu Dec 10 21:18:53 2009	(r200367)
+++ vendor/expat/dist/lib/xmltok_impl.c	Thu Dec 10 21:23:46 2009	(r200368)
@@ -1744,7 +1744,7 @@ PREFIX(updatePosition)(const ENCODING *e
                        const char *end,
                        POSITION *pos)
 {
-  while (ptr != end) {
+  while (ptr < end) {
     switch (BYTE_TYPE(enc, ptr)) {
 #define LEAD_CASE(n) \
     case BT_LEAD ## n: \