diff options
author | Harald Welte <laforge@gnumonks.org> | 2001-10-16 07:53:34 +0000 |
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committer | Harald Welte <laforge@gnumonks.org> | 2001-10-16 07:53:34 +0000 |
commit | fe127c980e510953149cece424963152c90ab111 (patch) | |
tree | 16c02d7d7c1afa860fb85ff3ca7e941861a1e584 /iptables-restore.c | |
parent | fa97236437d19e1e55dd011828c461469d78d295 (diff) |
prevent ip(6)tables-restore from crashing when a line contains -t
Diffstat (limited to 'iptables-restore.c')
-rw-r--r-- | iptables-restore.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/iptables-restore.c b/iptables-restore.c index 2f4d8768..8465beb1 100644 --- a/iptables-restore.c +++ b/iptables-restore.c @@ -4,7 +4,7 @@ * * This coude is distributed under the terms of GNU GPL * - * $Id: iptables-restore.c,v 1.13 2001/06/16 18:25:25 laforge Exp $ + * $Id: iptables-restore.c,v 1.14 2001/08/06 18:50:22 laforge Exp $ */ #include <getopt.h> @@ -289,6 +289,22 @@ int main(int argc, char *argv[]) parsestart = buffer; } + /* prevent iptables-restore from crashing in do_command + * when someone passes a "-t" on the line. + * - Ben Reser <ben@reser.org> */ + if (strstr(buffer, "-t")) { + exit_error(PARAMETER_PROBLEM, + "Line %u seems to have a " + " -t table option.\n", line); + exit(1); + } + if (!strlen((char *) &curtable)) { + exit_error(PARAMETER_PROBLEM, + "Line %u seems to to have a " + " zero-length table name.\n", line); + exit(1); + } + add_argv(argv[0]); add_argv("-t"); add_argv((char *) &curtable); |