From: patchwork-bot+netdevbpf@kernel.org
To: =?utf-8?b?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2VuIDx0b2tlQHRva2UuZGs+?=@ci.codeaurora.org
Cc: jhs@mojatatu.com, xiyou.wangcong@gmail.com, jiri@resnulli.us,
eric.dumazet@gmail.com, davem@davemloft.net,
zdi-disclosures@trendmicro.com, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org
Subject: Re: [PATCH net v2] sch_sfb: Don't assume the skb is still around after enqueueing to child
Date: Fri, 02 Sep 2022 11:30:15 +0000 [thread overview]
Message-ID: <166211821507.29115.10248294582452708288.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20220831215219.499563-1-toke@toke.dk>
Hello:
This patch was applied to netdev/net.git (master)
by David S. Miller <davem@davemloft.net>:
On Wed, 31 Aug 2022 23:52:18 +0200 you wrote:
> The sch_sfb enqueue() routine assumes the skb is still alive after it has
> been enqueued into a child qdisc, using the data in the skb cb field in the
> increment_qlen() routine after enqueue. However, the skb may in fact have
> been freed, causing a use-after-free in this case. In particular, this
> happens if sch_cake is used as a child of sfb, and the GSO splitting mode
> of CAKE is enabled (in which case the skb will be split into segments and
> the original skb freed).
>
> [...]
Here is the summary with links:
- [net,v2] sch_sfb: Don't assume the skb is still around after enqueueing to child
https://git.kernel.org/netdev/net/c/9efd23297cca
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
next prev parent reply other threads:[~2022-09-02 11:32 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-31 9:21 [PATCH net] sch_cake: Return __NET_XMIT_STOLEN when consuming enqueued skb Toke Høiland-Jørgensen
2022-08-31 17:08 ` Eric Dumazet
2022-08-31 21:31 ` Toke Høiland-Jørgensen
2022-08-31 21:52 ` [PATCH net v2] sch_sfb: Don't assume the skb is still around after enqueueing to child Toke Høiland-Jørgensen
2022-09-02 11:30 ` patchwork-bot+netdevbpf [this message]
2022-09-05 17:55 ` Cong Wang
2022-09-05 19:05 ` Toke Høiland-Jørgensen
2022-08-31 22:00 ` [PATCH net] sch_cake: Return __NET_XMIT_STOLEN when consuming enqueued skb patchwork-bot+netdevbpf
2022-08-31 22:13 ` Toke Høiland-Jørgensen
2022-09-01 3:07 ` Jakub Kicinski
2022-09-01 9:20 ` Toke Høiland-Jørgensen
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=166211821507.29115.10248294582452708288.git-patchwork-notify@kernel.org \
--to=patchwork-bot+netdevbpf@kernel.org \
--cc==?utf-8?b?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2VuIDx0b2tlQHRva2UuZGs+?=@ci.codeaurora.org \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=eric.dumazet@gmail.com \
--cc=jhs@mojatatu.com \
--cc=jiri@resnulli.us \
--cc=kuba@kernel.org \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=xiyou.wangcong@gmail.com \
--cc=zdi-disclosures@trendmicro.com \
/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.