netdev - Re: [PATCH net] udp6: fix potential access to stale information

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Message-Id: <168140641762.8255.15958713357480902639.git-patchwork-notify@kernel.org>
Date:   Thu, 13 Apr 2023 17:20:17 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Eric Dumazet <edumazet@...gle.com>
Cc:     davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
        netdev@...r.kernel.org, eric.dumazet@...il.com,
        lena.wang@...iatek.com, maze@...gle.com
Subject: Re: [PATCH net] udp6: fix potential access to stale information

Hello:

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

On Wed, 12 Apr 2023 13:03:08 +0000 you wrote:
> lena wang reported an issue caused by udpv6_sendmsg()
> mangling msg->msg_name and msg->msg_namelen, which
> are later read from ____sys_sendmsg() :
> 
> 	/*
> 	 * If this is sendmmsg() and sending to current destination address was
> 	 * successful, remember it.
> 	 */
> 	if (used_address && err >= 0) {
> 		used_address->name_len = msg_sys->msg_namelen;
> 		if (msg_sys->msg_name)
> 			memcpy(&used_address->name, msg_sys->msg_name,
> 			       used_address->name_len);
> 	}
> 
> [...]

Here is the summary with links:
  - [net] udp6: fix potential access to stale information
    https://git.kernel.org/netdev/net/c/1c5950fc6fe9

You are awesome, thank you!
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