linux-kernel - Re: [PATCH 0/4 V2] net: atlantic: more fuzzing fixes

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Date:   Wed, 11 May 2022 11:30:13 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Grant Grundler <grundler@...omium.org>
Cc:     irusskikh@...vell.com, kuba@...nel.org, pabeni@...hat.com,
        netdev@...r.kernel.org, davem@...emloft.net,
        linux-kernel@...r.kernel.org, aashay@...gle.com, yich@...gle.com,
        enlightened@...gle.com
Subject: Re: [PATCH 0/4 V2] net: atlantic: more fuzzing fixes

Hello:

This series was applied to netdev/net.git (master)
by David S. Miller <davem@...emloft.net>:

On Mon,  9 May 2022 19:28:22 -0700 you wrote:
> The Chrome OS fuzzing team posted a "Fuzzing" report for atlantic driver
> in Q4 2021 using Chrome OS v5.4 kernel and "Cable Matters
> Thunderbolt 3 to 10 Gb Ethernet" (b0 version):
>     https://docs.google.com/document/d/e/2PACX-1vT4oCGNhhy_AuUqpu6NGnW0N9HF_jxf2kS7raOpOlNRqJNiTHAtjiHRthXYSeXIRTgfeVvsEt0qK9qK/pub
> 
> It essentially describes four problems:
> 1) validate rxd_wb->next_desc_ptr before populating buff->next
> 2) "frag[0] not initialized" case in aq_ring_rx_clean()
> 3) limit iterations handling fragments in aq_ring_rx_clean()
> 4) validate hw_head_ in hw_atl_b0_hw_ring_tx_head_update()
> 
> [...]

Here is the summary with links:
  - [1/4] net: atlantic: fix "frag[0] not initialized"
    https://git.kernel.org/netdev/net/c/62e0ae0f4020
  - [2/4] net: atlantic: reduce scope of is_rsc_complete
    https://git.kernel.org/netdev/net/c/79784d77ebbd
  - [3/4] net: atlantic: add check for MAX_SKB_FRAGS
    https://git.kernel.org/netdev/net/c/6aecbba12b5c
  - [4/4] net: atlantic: verify hw_head_ lies within TX buffer ring
    https://git.kernel.org/netdev/net/c/2120b7f4d128

You are awesome, thank you!
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