linux-kernel - Re: [PATCH v1] audit: include source and destination ports to NETFILTER

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 linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <p4866orr-o8nn-6550-89o7-s3s12s27732q@vanv.qr>
Date: Tue, 23 Sep 2025 01:21:20 +0200 (CEST)
From: Jan Engelhardt <ej@...i.de>
To: Ricardo Robaina <rrobaina@...hat.com>
cc: audit@...r.kernel.org, linux-kernel@...r.kernel.org, 
    netfilter-devel@...r.kernel.org, coreteam@...filter.org, 
    paul@...l-moore.com, eparis@...hat.com, pablo@...filter.org, 
    kadlec@...filter.org, fw@...len.de
Subject: Re: [PATCH v1] audit: include source and destination ports to
 NETFILTER_PKT


On Monday 2025-09-22 22:09, Ricardo Robaina wrote:

>NETFILTER_PKT records show both source and destination
>addresses, in addition to the associated networking protocol.
>However, it lacks the ports information, which is often
>valuable for troubleshooting.
>
>+	switch (ih->protocol) {
>+	case IPPROTO_TCP:
>+		sport = tcp_hdr(skb)->source;
>+		dport = tcp_hdr(skb)->dest;
>+		break;
>+	case IPPROTO_UDP:
>+		sport = udp_hdr(skb)->source;
>+		dport = udp_hdr(skb)->dest;
>+	}

Should be easy enough to add the cases for UDPLITE,
SCTP and DCCP, right?