netdev - Re: [PATCH net] sctp: properly validate chunk size in sctp_sf

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Message-Id: 
 <173066342826.3240688.17815293611049051589.git-patchwork-notify@kernel.org>
Date: Sun, 03 Nov 2024 19:50:28 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Xin Long <lucien.xin@...il.com>
Cc: netdev@...r.kernel.org, linux-sctp@...r.kernel.org, davem@...emloft.net,
 kuba@...nel.org, edumazet@...gle.com, pabeni@...hat.com,
 marcelo.leitner@...il.com
Subject: Re: [PATCH net] sctp: properly validate chunk size in sctp_sf_ootb()

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Tue, 29 Oct 2024 13:46:21 -0400 you wrote:
> A size validation fix similar to that in Commit 50619dbf8db7 ("sctp: add
> size validation when walking chunks") is also required in sctp_sf_ootb()
> to address a crash reported by syzbot:
> 
>   BUG: KMSAN: uninit-value in sctp_sf_ootb+0x7f5/0xce0 net/sctp/sm_statefuns.c:3712
>   sctp_sf_ootb+0x7f5/0xce0 net/sctp/sm_statefuns.c:3712
>   sctp_do_sm+0x181/0x93d0 net/sctp/sm_sideeffect.c:1166
>   sctp_endpoint_bh_rcv+0xc38/0xf90 net/sctp/endpointola.c:407
>   sctp_inq_push+0x2ef/0x380 net/sctp/inqueue.c:88
>   sctp_rcv+0x3831/0x3b20 net/sctp/input.c:243
>   sctp4_rcv+0x42/0x50 net/sctp/protocol.c:1159
>   ip_protocol_deliver_rcu+0xb51/0x13d0 net/ipv4/ip_input.c:205
>   ip_local_deliver_finish+0x336/0x500 net/ipv4/ip_input.c:233
> 
> [...]

Here is the summary with links:
  - [net] sctp: properly validate chunk size in sctp_sf_ootb()
    https://git.kernel.org/netdev/net/c/0ead60804b64

You are awesome, thank you!
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