mame	2008-08-29 00:03:38 +0900 (Fri, 29 Aug 2008)

  New Revision: 18905

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=18905

  Log:
    * file.c (file_expand_path): check invalid access.

  Modified files:
    trunk/ChangeLog
    trunk/file.c

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 18904)
+++ ChangeLog	(revision 18905)
@@ -1,3 +1,7 @@
+Fri Aug 29 00:03:13 2008  Yusuke Endoh  <mame@t...>
+
+	* file.c (file_expand_path): check invalid access.
+
 Thu Aug 28 23:55:50 2008  Shugo Maeda  <shugo@r...>
 
 	* strftime.c (rb_strftime): Time.mktime(2000).strftime("%-S") should
Index: file.c
===================================================================
--- file.c	(revision 18904)
+++ file.c	(revision 18905)
@@ -2734,6 +2734,7 @@
 	*p = '/';
     }
 
+    BUFCHECK(bdiff + 1 >= buflen);
     p[1] = 0;
     root = skipprefix(buf);
 

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