linux-kernel - Re: [STABLE v4.9 & v4.14] l2tp: Prevent circular locking and use-afer-free issues

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Message-ID: <YrRFOw5gx5vq6sIw@kroah.com>
Date:   Thu, 23 Jun 2022 12:49:31 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     stable@...r.kernel.org, James Chapman <jchapman@...alix.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [STABLE v4.9 & v4.14] l2tp: Prevent circular locking and
 use-afer-free issues

On Thu, Jun 23, 2022 at 11:35:27AM +0100, Lee Jones wrote:
> Dear Stable,
> 
> Please could you apply the following patches to the v4.9 and v4.14
> trees:
> 
>   225eb26489d05 l2tp: don't use inet_shutdown on ppp session destroy          
>   d02ba2a6110c5 l2tp: fix race in pppol2tp_release with session object destroy
> 
> They fix circular locking dependency and use-after-free issues.

Now queued up, thanks.

greg k-h
Cc: stable <stable@...nel.org>