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Copied from Debian.

From: sms
Subject: Increase size of cfactorstr array to avoid buffer overflow
Bug-Debian: http://bugs.debian.org/741384
X-Debian-version: 6.0-11

--- a/list.c
+++ b/list.c
@@ -97,7 +97,7 @@
 {
     int do_this_file=FALSE, cfactor, error, error_in_archive=PK_COOL;
 #ifndef WINDLL
-    char sgn, cfactorstr[10];
+    char sgn, cfactorstr[12];
     int longhdr=(uO.vflag>1);
 #endif
     int date_format;