From: patchwork-bot+netdevbpf@kernel.org
To: Magnus Karlsson <magnus.karlsson@gmail.com>
Cc: magnus.karlsson@intel.com, bjorn@kernel.org, ast@kernel.org,
daniel@iogearbox.net, netdev@vger.kernel.org,
maciej.fijalkowski@intel.com, jonathan.lemon@gmail.com,
bpf@vger.kernel.org
Subject: Re: [PATCH bpf] xsk: fix missing validation for skb and unaligned mode
Date: Fri, 18 Jun 2021 15:00:04 +0000 [thread overview]
Message-ID: <162402840440.8973.13278193576359189223.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20210617092255.3487-1-magnus.karlsson@gmail.com>
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@intel.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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prev parent reply other threads:[~2021-06-18 15:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-17 9:22 [PATCH bpf] xsk: fix missing validation for skb and unaligned mode Magnus Karlsson
2021-06-18 13:43 ` Björn Töpel
2021-06-18 15:00 ` patchwork-bot+netdevbpf [this message]
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