diff options
Diffstat (limited to 'net/netfilter')
-rw-r--r-- | net/netfilter/xt_SECMARK.c | 2 | ||||
-rw-r--r-- | net/netfilter/xt_string.c | 5 |
2 files changed, 6 insertions, 1 deletions
diff --git a/net/netfilter/xt_SECMARK.c b/net/netfilter/xt_SECMARK.c index c2ce9c4..de9537a 100644 --- a/net/netfilter/xt_SECMARK.c +++ b/net/netfilter/xt_SECMARK.c @@ -57,6 +57,8 @@ static int checkentry_selinux(struct xt_secmark_target_info *info) { int err; struct xt_secmark_target_selinux_info *sel = &info->u.sel; + + sel->selctx[SECMARK_SELCTX_MAX - 1] = '\0'; err = selinux_string_to_sid(sel->selctx, &sel->selsid); if (err) { diff --git a/net/netfilter/xt_string.c b/net/netfilter/xt_string.c index 0ebb6ac..d8e3891 100644 --- a/net/netfilter/xt_string.c +++ b/net/netfilter/xt_string.c @@ -55,7 +55,10 @@ static int checkentry(const char *tablename, /* Damn, can't handle this case properly with iptables... */ if (conf->from_offset > conf->to_offset) return 0; - + if (conf->algo[XT_STRING_MAX_ALGO_NAME_SIZE - 1] != '\0') + return 0; + if (conf->patlen > XT_STRING_MAX_PATTERN_SIZE) + return 0; ts_conf = textsearch_prepare(conf->algo, conf->pattern, conf->patlen, GFP_KERNEL, TS_AUTOLOAD); if (IS_ERR(ts_conf)) |