From: patchwork-bot+netdevbpf@kernel.org
To: Lv Yunlong <lyl2019@mail.ustc.edu.cn>
Cc: christopher.lee@cspi.com, davem@davemloft.net, kuba@kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ethernet: myri10ge: Fix a use after free in myri10ge_sw_tso
Date: Mon, 29 Mar 2021 20:50:09 +0000 [thread overview]
Message-ID: <161705100918.19110.5559989308020507704.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20210329123648.9474-1-lyl2019@mail.ustc.edu.cn>
Hello:
This patch was applied to netdev/net.git (refs/heads/master):
On Mon, 29 Mar 2021 05:36:48 -0700 you wrote:
> In myri10ge_sw_tso, the skb_list_walk_safe macro will set
> (curr) = (segs) and (next) = (curr)->next. If status!=0 is true,
> the memory pointed by curr and segs will be free by dev_kfree_skb_any(curr).
> But later, the segs is used by segs = segs->next and causes a uaf.
>
> As (next) = (curr)->next, my patch replaces seg->next to next.
>
> [...]
Here is the summary with links:
- ethernet: myri10ge: Fix a use after free in myri10ge_sw_tso
https://git.kernel.org/netdev/net/c/63415767a244
You are awesome, thank you!
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prev parent reply other threads:[~2021-03-29 20:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-29 12:36 [PATCH] ethernet: myri10ge: Fix a use after free in myri10ge_sw_tso Lv Yunlong
2021-03-29 20:50 ` patchwork-bot+netdevbpf [this message]
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