Author: pfg
Date: Sun Jul 12 15:24:05 2015
New Revision: 285419
URL: https://svnweb.freebsd.org/changeset/base/285419
Log:
bsdgrep: Work-around for segmentation fault.
Fix by: David Carlier.
Obtained from: HardenedBSD
PR: 167921
Modified:
stable/9/usr.bin/grep/regex/tre-fastmatch.c
Directory Properties:
stable/9/usr.bin/grep/ (props changed)
Modified: stable/9/usr.bin/grep/regex/tre-fastmatch.c
==============================================================================
--- stable/9/usr.bin/grep/regex/tre-fastmatch.c Sun Jul 12 09:42:10 2015
(r285418)
+++ stable/9/usr.bin/grep/regex/tre-fastmatch.c Sun Jul 12 15:24:05 2015
(r285419)
@@ -727,7 +727,7 @@ badpat:
for (unsigned int i = 0; i < fg->len; i++)
if (fg->pattern[i] == '\\')
escaped = !escaped;
- else if (fg->pattern[i] == '.' && escaped)
+ else if (fg->pattern[i] == '.' && fg->escmap && escaped)
{
fg->escmap[i] = true;
escaped = false;
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