On Sat, Apr 13, 2013 at 12:16:05AM +0900, Jonghwan Choi wrote:
> From: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
>
> This patch looks like it should be in the 3.8-stable tree, should we apply
> it?
Please, hold on with this. I'm preparing a -stable batch.
> ------------------
>
> From: "Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>"
>
> commit deadcfc3324410726cd6a663fb4fc46be595abe7 upstream
>
> If user-space tries to create accounting object with an empty
> name, then return -EINVAL.
>
> Reported-by: Michael Zintakis <michael.zintakis@xxxxxxxxxxxxxx>
> Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
> Signed-off-by: Jonghwan Choi <jhbird.choi@xxxxxxxxxxx>
> ---
> net/netfilter/nfnetlink_acct.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/net/netfilter/nfnetlink_acct.c b/net/netfilter/nfnetlink_acct.c
> index 589d686..dc3fd5d 100644
> --- a/net/netfilter/nfnetlink_acct.c
> +++ b/net/netfilter/nfnetlink_acct.c
> @@ -49,6 +49,8 @@ nfnl_acct_new(struct sock *nfnl, struct sk_buff *skb,
> return -EINVAL;
>
> acct_name = nla_data(tb[NFACCT_NAME]);
> + if (strlen(acct_name) == 0)
> + return -EINVAL;
>
> list_for_each_entry(nfacct, &nfnl_acct_list, head) {
> if (strncmp(nfacct->name, acct_name, NFACCT_NAME_MAX) != 0)
> --
> 1.7.10.4
>
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