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[PATCH] maint: fix buffer access out of bounds


From: Anton Ovchinnikov
Subject: [PATCH] maint: fix buffer access out of bounds
Date: Thu, 5 Sep 2013 02:45:17 +0400

Found this with 'cppcheck': bre_special buffer is shorter than pcre_special, that results in out-of-bounds read.
Feel free to modify the commit message, I didn't manage to invent something expressive.

--
Best regards,
Anton


>>From b37b6a1f3a21c2b3b4915b5e1f0cbc6cc67936ef Mon Sep 17 00:00:00 2001
From: Anton Ovchinnikov <address@hidden>
Date: Thu, 5 Sep 2013 02:17:47 +0400
Subject: [PATCH] maint: fix buffer access out of bounds

* lib/regex-quote.c: change bre_special to pcre_special
---
 lib/regex-quote.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/regex-quote.c b/lib/regex-quote.c
index 9a3f87d..770b427 100644
--- a/lib/regex-quote.c
+++ b/lib/regex-quote.c
@@ -104,7 +104,7 @@ regex_quote_spec_pcre (int options, bool anchored)
   char *p;
 
   p = result.special;
-  memcpy (p, bre_special, sizeof (pcre_special) - 1);
+  memcpy (p, pcre_special, sizeof (pcre_special) - 1);
   p += sizeof (pcre_special) - 1;
   if (options & PCRE_EXTENDED)
     {
--
1.8.3.1



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