netdev - Re: [PATCH net] ixgbe: check adapter->vfinfo before dereference

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <1412770971.2295.40.camel@jtkirshe-mobl>
Date:	Wed, 08 Oct 2014 05:22:51 -0700
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	Thierry Herbelot <thierry.herbelot@...nd.com>
Cc:	Jesse Brandeburg <jesse.brandeburg@...el.com>,
	Bruce Allan <bruce.w.allan@...el.com>, netdev@...r.kernel.org
Subject: Re: [PATCH net] ixgbe: check adapter->vfinfo before dereference

On Wed, 2014-10-08 at 14:05 +0200, Thierry Herbelot wrote:
> this protects against the following panic:
> (before a VF was actually created on p96p1 PF Ethernet port)
> ip link set p96p1 vf 0 spoofchk off
> BUG: unable to handle kernel NULL pointer dereference at
> 0000000000000052
> IP: [<ffffffffa044a1c1>] ixgbe_ndo_set_vf_spoofchk+0x51/0x150 [ixgbe]
> 
> Signed-off-by: Thierry Herbelot <thierry.herbelot@...nd.com>
> ---
>  drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c |   73
> +++++++++++++++++++++++-
>  1 file changed, 70 insertions(+), 3 deletions(-)

Thanks Thierry, I have added your patch to my queue.

Download attachment "signature.asc" of type "application/pgp-signature" (820 bytes)