* regexec.c (group_nodes_into_DFAstates): Fix a buffer overrun

reported by Andreas Schwab.

diff --git a/lib/ChangeLog b/lib/ChangeLog
index 453a08d..cca7be8 100644 (file)
--- a/lib/ChangeLog
+++ b/lib/ChangeLog
@@ -1,3 +1,8 @@
+2006-06-04  Paul Eggert  <eggert@cs.ucla.edu>
+
+       * regexec.c (group_nodes_into_DFAstates): Fix a buffer overrun
+       reported by Andreas Schwab.
+
 2006-05-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
             Bruno Haible  <bruno@clisp.org>
 

diff --git a/lib/regexec.c b/lib/regexec.c
index 6307d05..84c3aed 100644 (file)
--- a/lib/regexec.c
+++ b/lib/regexec.c
@@ -1,5 +1,5 @@
 /* Extended regular expression matching and search library.
-   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>.
 
@@ -3615,7 +3615,7 @@ group_nodes_into_DFAstates (const re_dfa_t *dfa, const re_dfastate_t *state,
       else if (type == OP_UTF8_PERIOD)
         {
          if (ASCII_CHARS % BITSET_WORD_BITS == 0)
-           memset (accepts, -1, ASCII_CHARS);
+           memset (accepts, -1, ASCII_CHARS / CHAR_BIT);
          else
            bitset_merge (accepts, utf8_sb_map);
          if (!(dfa->syntax & RE_DOT_NEWLINE))