From 28a9b8d5377ab9033655a80f71529a7674db85e5 Mon Sep 17 00:00:00 2001 From: "/C=DE/ST=Berlin/L=Berlin/O=Netfilter Project/OU=Development/CN=laforge/emailAddress=laforge@netfilter.org" Date: Fri, 1 Apr 2005 07:07:00 +0000 Subject: don't allow newlines in LOG prefix (Phil Oester) (Closes: #312) --- extensions/libip6t_LOG.c | 4 ++++ extensions/libipt_LOG.c | 4 ++++ 2 files changed, 8 insertions(+) (limited to 'extensions') diff --git a/extensions/libip6t_LOG.c b/extensions/libip6t_LOG.c index 3cde0ee..7ca58e5 100644 --- a/extensions/libip6t_LOG.c +++ b/extensions/libip6t_LOG.c @@ -134,6 +134,10 @@ parse(int c, char **argv, int invert, unsigned int *flags, "Maximum prefix length %u for --log-prefix", (unsigned int)sizeof(loginfo->prefix) - 1); + if (strlen(optarg) != strlen(strtok(optarg, "\n"))) + exit_error(PARAMETER_PROBLEM, + "Newlines not allowed in --log-prefix"); + strcpy(loginfo->prefix, optarg); *flags |= IP6T_LOG_OPT_PREFIX; break; diff --git a/extensions/libipt_LOG.c b/extensions/libipt_LOG.c index 74d6555..5e5d3fd 100644 --- a/extensions/libipt_LOG.c +++ b/extensions/libipt_LOG.c @@ -143,6 +143,10 @@ parse(int c, char **argv, int invert, unsigned int *flags, "Maximum prefix length %u for --log-prefix", (unsigned int)sizeof(loginfo->prefix) - 1); + if (strlen(optarg) != strlen(strtok(optarg, "\n"))) + exit_error(PARAMETER_PROBLEM, + "Newlines not allowed in --log-prefix"); + strcpy(loginfo->prefix, optarg); *flags |= IPT_LOG_OPT_PREFIX; break; -- cgit v1.2.3