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Message-Id: <162402840440.8973.13278193576359189223.git-patchwork-notify@kernel.org>
Date: Fri, 18 Jun 2021 15:00:04 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Magnus Karlsson <magnus.karlsson@...il.com>
Cc: magnus.karlsson@...el.com, bjorn@...nel.org, ast@...nel.org,
daniel@...earbox.net, netdev@...r.kernel.org,
maciej.fijalkowski@...el.com, jonathan.lemon@...il.com,
bpf@...r.kernel.org
Subject: Re: [PATCH bpf] xsk: fix missing validation for skb and unaligned mode
Hello:
This patch was applied to bpf/bpf.git (refs/heads/master):
On Thu, 17 Jun 2021 11:22:55 +0200 you wrote:
> From: Magnus Karlsson <magnus.karlsson@...el.com>
>
> Fix a missing validation of a Tx descriptor when executing in skb mode
> and the umem is in unaligned mode. A descriptor could point to a
> buffer straddling the end of the umem, thus effectively tricking the
> kernel to read outside the allowed umem region. This could lead to a
> kernel crash if that part of memory is not mapped.
>
> [...]
Here is the summary with links:
- [bpf] xsk: fix missing validation for skb and unaligned mode
https://git.kernel.org/bpf/bpf/c/2f99619820c2
You are awesome, thank you!
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