svn commit: r401780 - head/print/a2ps/files

[Dirk Meyer]

Author: dinoex
Date: Mon Nov 16 18:38:56 2015
New Revision: 401780
URL: https://svnweb.freebsd.org/changeset/ports/401780

Log:
  - fix for malicious crafted a2ps prologue files
  Security: CVE-2015-8107
  Security: http://www.openwall.com/lists/oss-security/2015/11/16/4
  Submitted by:	feld
  Obtained from:	http://www.openwall.com/

Added:
  head/print/a2ps/files/patch-output.c   (contents, props changed)

Added: head/print/a2ps/files/patch-output.c
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/print/a2ps/files/patch-output.c	Mon Nov 16 18:38:56 2015	(r401780)
@@ -0,0 +1,13 @@
+Fix for CVE-2015-8107
+http://www.openwall.com/lists/oss-security/2015/11/16/4
+--- lib/output.c.orig  2015-11-16 15:29:38 UTC
++++ lib/output.c
+@@ -525,7 +525,7 @@ output_file (struct output * out, a2ps_j
+                    expand_user_string (job, FIRST_FILE (job),
+                                        (const uchar *) "Expand: requirement",
+                                        (const uchar *) token));
+-      output (dest, expansion);
++      output (dest, "%s", expansion);
+       continue;
+       }
+