current/pcre pcre.c,1.4,1.5

Update of /cvsroot/ijbswa/current/pcre
In directory sfp-cvs-1.v30.ch3.sourceforge.com:/tmp/cvs-serv20622/pcre

Modified Files:
	pcre.c 
Log Message:
pcre: Fix heap-buffer-overflow when loading invalid filter files

Found with afl-fuzz and ASAN.
Not considered a security vulnerability as filter files are trusted input.


Index: pcre.c
===================================================================
RCS file: /cvsroot/ijbswa/current/pcre/pcre.c,v
retrieving revision 1.4
retrieving revision 1.5
diff -C2 -d -r1.4 -r1.5
*** pcre.c	17 Jan 2016 18:54:16 -0000	1.4
--- pcre.c	8 May 2016 10:47:49 -0000	1.5
***************
*** 2661,2666 ****
        else class_charcount++;
        ptr++;
        }
!     while (*ptr != 0 && *ptr != ']');
  
      /* Repeats for negated single chars are handled by the general code */
--- 2661,2671 ----
        else class_charcount++;
        ptr++;
+       if (*ptr == 0)
+         {
+         *errorptr = ERR6;
+         goto PCRE_ERROR_RETURN;
+         }
        }
!     while (*ptr != ']');
  
      /* Repeats for negated single chars are handled by the general code */


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