diff options
Diffstat (limited to 'net/netfilter/nft_cmp.c')
-rw-r--r-- | net/netfilter/nft_cmp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/netfilter/nft_cmp.c b/net/netfilter/nft_cmp.c index e25b35d..2e53739 100644 --- a/net/netfilter/nft_cmp.c +++ b/net/netfilter/nft_cmp.c @@ -84,6 +84,9 @@ static int nft_cmp_init(const struct nft_ctx *ctx, const struct nft_expr *expr, if (err < 0) return err; + if (desc.len > U8_MAX) + return -ERANGE; + priv->op = ntohl(nla_get_be32(tb[NFTA_CMP_OP])); priv->len = desc.len; return 0; |