Re: CVE request: [CIFS] Possible null ptr deref in SMB2_tcon

[Moritz Muehlenhoff <jmm () debian org>]

On Mon, Sep 22, 2014 at 06:43:19PM +0530, P J P wrote:
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>    Hello Raphael,
>
> +-- On Wed, 17 Sep 2014, Raphael Geissert wrote --+
> | Commit 18f39e7b[1] of the linux kernel repository fixes a remote null
> | pointer dereference on the client when it resolves DFS referrals but
> | the server deletes the IPC$ share.
>
>   IIUC, this would occur while mounting a remote share, right? mount(2) would 
> be a privileged operation on the client.

True, but on Debian and derivatives like Ubuntu mount.cifs is usually setuid root.

Cheers,
        Moritz