Re: [PATCH v7 2/2] audit: include source and destination ports to NETFILTER_PKT

From: Florian Westphal
Date: Tue Dec 16 2025 - 09:53:30 EST


Ricardo Robaina <rrobaina@xxxxxxxxxx> 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.
>
> This patch adds both source and destination port numbers,
> 'sport' and 'dport' respectively, to TCP, UDP, UDP-Lite and
> SCTP-related NETFILTER_PKT records.
>
> $ TESTS="netfilter_pkt" make -e test &> /dev/null
> $ ausearch -i -ts recent |grep NETFILTER_PKT
> type=NETFILTER_PKT ... proto=icmp
> type=NETFILTER_PKT ... proto=ipv6-icmp
> type=NETFILTER_PKT ... proto=udp sport=46333 dport=42424
> type=NETFILTER_PKT ... proto=udp sport=35953 dport=42424
> type=NETFILTER_PKT ... proto=tcp sport=50314 dport=42424
> type=NETFILTER_PKT ... proto=tcp sport=57346 dport=42424
>
> Link: https://github.com/linux-audit/audit-kernel/issues/162

Acked-by: Florian Westphal <fw@xxxxxxxxx>