diff options
| author | /C=DE/ST=Berlin/L=Berlin/O=Netfilter Project/OU=Development/CN=kaber/emailAddress=kaber@netfilter.org </C=DE/ST=Berlin/L=Berlin/O=Netfilter Project/OU=Development/CN=kaber/emailAddress=kaber@netfilter.org> | 2006-10-10 06:18:40 +0000 |
|---|---|---|
| committer | /C=DE/ST=Berlin/L=Berlin/O=Netfilter Project/OU=Development/CN=kaber/emailAddress=kaber@netfilter.org </C=DE/ST=Berlin/L=Berlin/O=Netfilter Project/OU=Development/CN=kaber/emailAddress=kaber@netfilter.org> | 2006-10-10 06:18:40 +0000 |
| commit | 689107ec4d1f15e872b859f4ac9e1bffd06be9fe (patch) | |
| tree | 7b7f68498d37bef33fc6ad83b8931af5af8dec0d /extensions/libip6t_LOG.c | |
| parent | d128b2b3b044b8005b2f7c2a46196c3376eac7ad (diff) | |
[PATCH]: iptables segfaults when given "" to --log-prefix (Mike Frysinger <vapier@gentoo.org>)
Bugzilla #516
Diffstat (limited to 'extensions/libip6t_LOG.c')
| -rw-r--r-- | extensions/libip6t_LOG.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/extensions/libip6t_LOG.c b/extensions/libip6t_LOG.c index a9c8965..5043b44 100644 --- a/extensions/libip6t_LOG.c +++ b/extensions/libip6t_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) == 0) + exit_error(PARAMETER_PROBLEM, + "No prefix specified for --log-prefix"); + if (strlen(optarg) != strlen(strtok(optarg, "\n"))) exit_error(PARAMETER_PROBLEM, "Newlines not allowed in --log-prefix"); |