From: Pablo Neira Ayuso <pablo@netfilter.org>
To: 侯朋朋 <pengpeng@iscas.ac.cn>
Cc: netfilter-devel@vger.kernel.org
Subject: Re: [BUG] libnftnl: missing length validation in Geneve tunnel option handling
Date: Wed, 11 Mar 2026 10:12:29 +0100 [thread overview]
Message-ID: <abEx_WOZDgew4QDE@chamomile> (raw)
In-Reply-To: <7a6e072d.57068.19cda8a76e5.Coremail.pengpeng@iscas.ac.cn>
Hi,
On Wed, Mar 11, 2026 at 09:37:13AM +0800, 侯朋朋 wrote:
> Hi netfilter developers,
>
> I would like to report two length-validation issues in libnftnl, both in the Geneve tunnel option handling in src/obj/tunnel.c.
> These appear to be memory-safety bugs caused by missing bounds checks in fixed-size destinations.
Please, send patches.
That is the best way you can contribute to a FOSS community-based
project like this one.
Thanks.
prev parent reply other threads:[~2026-03-11 9:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-11 1:37 [BUG] libnftnl: missing length validation in Geneve tunnel option handling 侯朋朋
2026-03-11 9:12 ` Pablo Neira Ayuso [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=abEx_WOZDgew4QDE@chamomile \
--to=pablo@netfilter.org \
--cc=netfilter-devel@vger.kernel.org \
--cc=pengpeng@iscas.ac.cn \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox