From: patchwork-bot+netdevbpf@kernel.org
To: Zhou Qingyang <zhou1615@umn.edu>
Cc: kjlu@umn.edu, tariqt@nvidia.com, davem@davemloft.net,
kuba@kernel.org, eugenia@mellanox.com, netdev@vger.kernel.org,
linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] net/mlx4_en: Fix an use-after-free bug in mlx4_en_try_alloc_resources()
Date: Thu, 02 Dec 2021 03:10:09 +0000 [thread overview]
Message-ID: <163841460935.28228.11406100673207089188.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20211130164438.190591-1-zhou1615@umn.edu>
Hello:
This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@kernel.org>:
On Wed, 1 Dec 2021 00:44:38 +0800 you wrote:
> In mlx4_en_try_alloc_resources(), mlx4_en_copy_priv() is called and
> tmp->tx_cq will be freed on the error path of mlx4_en_copy_priv().
> After that mlx4_en_alloc_resources() is called and there is a dereference
> of &tmp->tx_cq[t][i] in mlx4_en_alloc_resources(), which could lead to
> a use after free problem on failure of mlx4_en_copy_priv().
>
> Fix this bug by adding a check of mlx4_en_copy_priv()
>
> [...]
Here is the summary with links:
- net/mlx4_en: Fix an use-after-free bug in mlx4_en_try_alloc_resources()
https://git.kernel.org/netdev/net/c/addad7643142
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
prev parent reply other threads:[~2021-12-02 3:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-30 16:44 [PATCH] net/mlx4_en: Fix an use-after-free bug in mlx4_en_try_alloc_resources() Zhou Qingyang
2021-12-01 9:27 ` Leon Romanovsky
2021-12-02 3:10 ` patchwork-bot+netdevbpf [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=163841460935.28228.11406100673207089188.git-patchwork-notify@kernel.org \
--to=patchwork-bot+netdevbpf@kernel.org \
--cc=davem@davemloft.net \
--cc=eugenia@mellanox.com \
--cc=kjlu@umn.edu \
--cc=kuba@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rdma@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=tariqt@nvidia.com \
--cc=zhou1615@umn.edu \
/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.