linux-kernel - Re: [PATCH net] rxrpc: fix some null-ptr-deref bugs in server

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Date:   Thu, 31 Mar 2022 15:20:24 +0200
From:   Paolo Abeni <pabeni@...hat.com>
To:     David Howells <dhowells@...hat.com>
Cc:     netdev@...r.kernel.org,
        Xiaolong Huang <butterflyhuangxx@...il.com>,
        Marc Dionne <marc.dionne@...istor.com>,
        linux-afs@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] rxrpc: fix some null-ptr-deref bugs in server_key.c

On Thu, 2022-03-31 at 13:16 +0100, David Howells wrote:
> Paolo Abeni <pabeni@...hat.com> wrote:
> 
> > It looks like we can add a couple of fixes tag to help stable teams:
> > 
> > Fixes: d5953f6543b5 ("rxrpc: Allow security classes to give more info on server keys")
> 
> Not this one.  This includes a check for the one op it adds:
> 
> 	+       if (sec && sec->describe_server_key)
> 	+               sec->describe_server_key(key, m);
> 
> 
> > Fixes: 12da59fcab5a ("xrpc: Hand server key parsing off to the security class")
> 
> There's a missing 'r' in "rxrpc:" in the patch subject, but otherwise this one
> looks like the right one.

Thank you for double-checking. No need to repost, I'll add the tag
while applying it.

Cheeers,

Paolo