All of lore.kernel.org
 help / color / mirror / Atom feed
From: Greg KH <gregkh@linuxfoundation.org>
To: Keerthana K <keerthana.kalyanasundaram@broadcom.com>
Cc: stable@vger.kernel.org, davem@davemloft.net,
	yoshfuji@linux-ipv6.org, dsahern@kernel.org, edumazet@google.com,
	kuba@kernel.org, pabeni@redhat.com, kafai@fb.com,
	weiwan@google.com, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, ajay.kaher@broadcom.com,
	alexey.makhalov@broadcom.com,
	vamsi-krishna.brahmajosyula@broadcom.com, yin.ding@broadcom.com,
	tapas.kundu@broadcom.com, Sasha Levin <sashal@kernel.org>,
	Shivani Agarwal <shivani.agarwal@broadcom.com>
Subject: Re: [PATCH v5.10-v5.15 ] ipv6: use RCU in ip6_xmit()
Date: Sun, 8 Feb 2026 16:00:45 +0100	[thread overview]
Message-ID: <2026020822-stable-slogan-8452@gregkh> (raw)
In-Reply-To: <20260205074644.2091266-1-keerthana.kalyanasundaram@broadcom.com>

On Thu, Feb 05, 2026 at 07:46:44AM +0000, Keerthana K wrote:
> From: Eric Dumazet <edumazet@google.com>
> 
> [ Upstream commit 9085e56501d93af9f2d7bd16f7fcfacdde47b99c ]
> 
> Use RCU in ip6_xmit() in order to use dst_dev_rcu() to prevent
> possible UAF.
> 
> Fixes: 4a6ce2b6f2ec ("net: introduce a new function dst_dev_put()")
> Signed-off-by: Eric Dumazet <edumazet@google.com>
> Reviewed-by: David Ahern <dsahern@kernel.org>
> Link: https://patch.msgid.link/20250828195823.3958522-4-edumazet@google.com
> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
> Signed-off-by: Sasha Levin <sashal@kernel.org>
> Signed-off-by: Keerthana K <keerthana.kalyanasundaram@broadcom.com>
> Signed-off-by: Shivani Agarwal <shivani.agarwal@broadcom.com>
> ---
>  net/ipv6/ip6_output.c | 35 +++++++++++++++++++++--------------
>  1 file changed, 21 insertions(+), 14 deletions(-)

We need working versions for newer kernels first.  Please resend this
when you have submitted patches for the newer releases.

thanks,

greg k-h

      reply	other threads:[~2026-02-08 15:00 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-05  7:46 [PATCH v5.10-v5.15 ] ipv6: use RCU in ip6_xmit() Keerthana K
2026-02-08 15:00 ` Greg KH [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=2026020822-stable-slogan-8452@gregkh \
    --to=gregkh@linuxfoundation.org \
    --cc=ajay.kaher@broadcom.com \
    --cc=alexey.makhalov@broadcom.com \
    --cc=davem@davemloft.net \
    --cc=dsahern@kernel.org \
    --cc=edumazet@google.com \
    --cc=kafai@fb.com \
    --cc=keerthana.kalyanasundaram@broadcom.com \
    --cc=kuba@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.com \
    --cc=sashal@kernel.org \
    --cc=shivani.agarwal@broadcom.com \
    --cc=stable@vger.kernel.org \
    --cc=tapas.kundu@broadcom.com \
    --cc=vamsi-krishna.brahmajosyula@broadcom.com \
    --cc=weiwan@google.com \
    --cc=yin.ding@broadcom.com \
    --cc=yoshfuji@linux-ipv6.org \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.