From 4727ab9b79013eaa6f5c39488cdaf53604a34943 Mon Sep 17 00:00:00 2001 From: Ingo Schwarze Date: Mon, 31 Jul 2017 16:14:10 +0000 Subject: Ignore explicitly specified negative column widths rather than wrapping around to huge numbers and risking memory exhaustion; fixes Debian ps(1). Bug reported by Dr. Markus Waldeck. --- tbl_term.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'tbl_term.c') diff --git a/tbl_term.c b/tbl_term.c index fd03b813..c154a0e9 100644 --- a/tbl_term.c +++ b/tbl_term.c @@ -1,4 +1,4 @@ -/* $Id: tbl_term.c,v 1.56 2017/07/08 13:43:15 schwarze Exp $ */ +/* $Id: tbl_term.c,v 1.57 2017/07/31 16:14:10 schwarze Exp $ */ /* * Copyright (c) 2009, 2011 Kristaps Dzonsons * Copyright (c) 2011,2012,2014,2015,2017 Ingo Schwarze @@ -51,7 +51,10 @@ static void tbl_word(struct termp *, const struct tbl_dat *); static size_t term_tbl_sulen(const struct roffsu *su, void *arg) { - return term_hen((const struct termp *)arg, su); + int i; + + i = term_hen((const struct termp *)arg, su); + return i > 0 ? i : 0; } static size_t -- cgit v1.2.3-56-ge451