Re: [PATCH] [SCSI] megaraid_sas: remove sysfs dbg_lvl world writeablepermissions

[Eugene Teo]

On 12/02/2009 11:17 PM, Casey Dahlin wrote:
> From: Bryn M. Reeves<bmr@xxxxxxxxxx>
>
> /sys/bus/pci/drivers/megaraid_sas/poll_mode_io defaults to being
> world-writable, which seems bad (letting any user affect kernel driver
> behavior).
>
> This turns off group and user write permissions, so that on typical
> production systems only root can write to it.
>
> Signed-off-by: Bryn M. Reeves<bmr@xxxxxxxxxx>
> Signed-off-by: Casey Dahlin<cdahlin@xxxxxxxxxx>

CC: Eugene Teo <eteo@xxxxxxxxxx>

The subject should read: megaraid_sas: remove poll_mode_io world 
writeable permissions instead, and this has been assigned with 
CVE-2009-3939.

Thanks, Eugene
--
Eugene Teo / Red Hat Security Response Team
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