bin/175213: bsdgrep(1) segfaults upon malicious input

[deeptech71]

The following reply was made to PR bin/175213; it has been noted by GNATS.

From: deeptech71 <deeptech71 at gmail.com>
To: bug-followup at FreeBSD.org
Cc:  
Subject: Re: bin/175213: bsdgrep(1) segfaults upon malicious input
Date: Sun, 13 Jan 2013 23:19:38 +0100

 The uploaded file got nailed.
 
 There is an even slimmer input file ("hax.dat"), that can be easily described "by hand":
 - Its size is 4392180 in bytes.
 - Its non-zero data bytes are exactly (using a C-like syntax): [10919] = '\n' and [4392179] = 't'.