From: Andreas Schwab <schwab@redhat.com>
Date: Fri, 20 Aug 2010 15:04:03 +0000 (+0200)
Subject: Fix overflow in nss files parser
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f7001472d8d6ee9c5f83170c850a8a3b3ca0635f;p=thirdparty%2Fglibc.git

Fix overflow in nss files parser
---

diff --git a/ChangeLog b/ChangeLog
index c8bf7dc4418..63a9283fc64 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2010-09-27  Andreas Schwab  <schwab@redhat.com>
 
+	* nss/nss_files/files-XXX.c (internal_getent): Declare linebuflen
+	as size_t.
+
 	* sysdeps/i386/i686/multiarch/strspn.S (ENTRY): Add missing
 	backslash.
 
diff --git a/nss/nss_files/files-XXX.c b/nss/nss_files/files-XXX.c
index 852b58a7e54..bb20bcec390 100644
--- a/nss/nss_files/files-XXX.c
+++ b/nss/nss_files/files-XXX.c
@@ -1,5 +1,5 @@
 /* Common code for file-based databases in nss_files module.
-   Copyright (C) 1996-1999,2001,2002,2004,2007,2008
+   Copyright (C) 1996-1999,2001,2002,2004,2007,2008,2010
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -190,7 +190,7 @@ internal_getent (struct STRUCTURE *result,
 {
   char *p;
   struct parser_data *data = (void *) buffer;
-  int linebuflen = buffer + buflen - data->linebuffer;
+  size_t linebuflen = buffer + buflen - data->linebuffer;
   int parse_result;
 
   if (buflen < sizeof *data + 2)