linux-kernel - Re: [PATCH net] net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt

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Message-Id: 
 <174790683026.2467448.15133180857730827822.git-patchwork-notify@kernel.org>
Date: Thu, 22 May 2025 09:40:30 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Wang Liang <wangliang74@...wei.com>
Cc: jmaloy@...hat.com, davem@...emloft.net, edumazet@...gle.com,
 kuba@...nel.org, pabeni@...hat.com, horms@...nel.org,
 tuong.t.lien@...tech.com.au, ying.xue@...dreiver.com, yuehaibing@...wei.com,
 zhangchangzhong@...wei.com, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, tipc-discussion@...ts.sourceforge.net
Subject: Re: [PATCH net] net/tipc: fix slab-use-after-free Read in
 tipc_aead_encrypt_done

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Tue, 20 May 2025 18:14:04 +0800 you wrote:
> Syzbot reported a slab-use-after-free with the following call trace:
> 
>   ==================================================================
>   BUG: KASAN: slab-use-after-free in tipc_aead_encrypt_done+0x4bd/0x510 net/tipc/crypto.c:840
>   Read of size 8 at addr ffff88807a733000 by task kworker/1:0/25
> 
>   Call Trace:
>    kasan_report+0xd9/0x110 mm/kasan/report.c:601
>    tipc_aead_encrypt_done+0x4bd/0x510 net/tipc/crypto.c:840
>    crypto_request_complete include/crypto/algapi.h:266
>    aead_request_complete include/crypto/internal/aead.h:85
>    cryptd_aead_crypt+0x3b8/0x750 crypto/cryptd.c:772
>    crypto_request_complete include/crypto/algapi.h:266
>    cryptd_queue_worker+0x131/0x200 crypto/cryptd.c:181
>    process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231
> 
> [...]

Here is the summary with links:
  - [net] net/tipc: fix slab-use-after-free Read in tipc_aead_encrypt_done
    https://git.kernel.org/netdev/net/c/e27902461713

You are awesome, thank you!
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