netdev - Re: [PATCH net] atm: clip: prevent NULL deref in clip

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Message-Id: 
 <175061760600.2119423.6034814634556380596.git-patchwork-notify@kernel.org>
Date: Sun, 22 Jun 2025 18:40:06 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Eric Dumazet <edumazet@...gle.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com, horms@...nel.org,
 netdev@...r.kernel.org, eric.dumazet@...il.com,
 syzbot+1316233c4c6803382a8b@...kaller.appspotmail.com,
 xiyou.wangcong@...il.com, l.dmxcsnsbh@...il.com
Subject: Re: [PATCH net] atm: clip: prevent NULL deref in clip_push()

Hello:

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

On Fri, 20 Jun 2025 14:28:44 +0000 you wrote:
> Blamed commit missed that vcc_destroy_socket() calls
> clip_push() with a NULL skb.
> 
> If clip_devs is NULL, clip_push() then crashes when reading
> skb->truesize.
> 
> Fixes: 93a2014afbac ("atm: fix a UAF in lec_arp_clear_vccs()")
> Reported-by: syzbot+1316233c4c6803382a8b@...kaller.appspotmail.com
> Closes: https://lore.kernel.org/netdev/68556f59.a00a0220.137b3.004e.GAE@google.com/T/#u
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Cc: Cong Wang <xiyou.wangcong@...il.com>
> Cc: Gengming Liu <l.dmxcsnsbh@...il.com>
> 
> [...]

Here is the summary with links:
  - [net] atm: clip: prevent NULL deref in clip_push()
    https://git.kernel.org/netdev/net/c/b993ea46b3b6

You are awesome, thank you!
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