lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Tue, 14 Jan 2020 05:55:44 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
Cc:     netdev@...r.kernel.org, roopa@...ulusnetworks.com,
        davem@...emloft.net, bridge@...ts.linux-foundation.org,
        "dsahern@...il.com" <dsahern@...il.com>
Subject: Re: [PATCH net-next 3/8] net: bridge: vlan: add rtm definitions and
 dump support

On Mon, 13 Jan 2020 17:52:28 +0200, Nikolay Aleksandrov wrote:
> +static int br_vlan_rtm_dump(struct sk_buff *skb, struct netlink_callback *cb)
> +{
> +	int idx = 0, err = 0, s_idx = cb->args[0];
> +	struct net *net = sock_net(skb->sk);
> +	struct br_vlan_msg *bvm;
> +	struct net_device *dev;
> +
> +	if (cb->nlh->nlmsg_len < nlmsg_msg_size(sizeof(*bvm))) {

I wonder if it'd be useful to make this a strict != check? At least
when strict validation is on? Perhaps we'll one day want to extend 
the request?

> +		NL_SET_ERR_MSG_MOD(cb->extack, "Invalid header for vlan dump request");
> +		return -EINVAL;
> +	}

Powered by blists - more mailing lists