Fwd: NULL pointer dereference in smb2_queryfs with v4.19.2

Steve French smfrench at gmail.com
Fri Nov 23 23:21:09 UTC 2018

---------- Forwarded message ---------
From: Sasha Levin <sashal at kernel.org>
Date: Fri, Nov 23, 2018 at 1:43 PM
Subject: Re: NULL pointer dereference in smb2_queryfs with v4.19.2
To: Steve French <smfrench at gmail.com>
Cc: <stijn at linux-ipv6.be>, Stable <stable at vger.kernel.org>, CIFS
<linux-cifs at vger.kernel.org>, samba-technical
<samba-technical at lists.samba.org>

On Tue, Nov 20, 2018 at 02:16:15PM -0600, Steve French wrote:
>At first glance it looks like it is missing from the 4.19 stable tree
>On Tue, Nov 20, 2018 at 2:14 PM Steve French <smfrench at gmail.com> wrote:
>> Do you know if you are running with this patch (which was marked for stable)

> This commit depends on ba8ca116854 ("cifs: create helpers for
>SMB2_set_info_init/free()") which is not marked for stable and is not
> If anyone wants to send a backport I'd be happy to queue this patch up.

That should not be needed.
The dependency you mention - "create helpers for
SMB2_set_info_init/free..." is already in 4.19 and is the patch which
the stable patch requested ("allow calling SMB2_xxx_free...") fixes.



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