Alexander Usyskin a007fc3d65 mei: validate request value in client notify request ioctl ...

commit 7326fffb71 upstream.

This patch address a possible security issue:

The request field in client notify request ioctl comes from user space
as u32 and is downcasted to u8 with out validation.
Check request field to have approved values
MEI_HBM_NOTIFICATION_STAR/STOP

Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2016-03-03 15:07:13 -08:00

..

amthif.c

mei: amthif: Do not compare bool to 0/1

2015-10-17 21:45:05 -07:00

bus-fixup.c

mei: bus: use mei_cl_bus_ prefix consistently

2015-09-20 19:31:10 -07:00

bus.c

mei: bus: set the device name before running fixup

2015-10-29 09:02:16 +09:00

client.c

mei: remove check on pm_runtime_active in __mei_cl_disconnect

2015-08-04 21:58:47 -07:00

client.h

mei: bus: export client protocol version

2015-09-20 19:30:10 -07:00

debugfs.c

mei: Fix debugfs filename in error output

2015-10-27 14:21:42 +09:00

hbm.c

mei: fix the KDoc formating

2015-10-17 21:45:05 -07:00

hbm.h

mei: me: d0i3: add d0i3 enter/exit state machine

2015-08-03 17:33:55 -07:00

hw-me-regs.h

mei: me: add sunrise point device ids

2015-08-03 17:33:55 -07:00

hw-me.c

mei: me: fix d0i3 register offset in tracing

2015-09-20 19:31:10 -07:00

hw-me.h

mei: me: d0i3: enable d0i3 interrupts

2015-08-03 17:33:54 -07:00

hw-txe-regs.h

mei: extract fw status registers

2014-05-03 19:21:22 -04:00

hw-txe.c

mei: me: wait for power gating exit confirmation

2015-06-13 19:48:02 -07:00

hw-txe.h

mei: fix kernel-doc warnings

2014-09-29 11:56:02 -04:00

hw.h

mei: hbm: bump supported HBM version to 2.0

2015-08-03 17:33:55 -07:00

init.c

mei: cancel driver workers only after client devices were removed

2015-10-17 21:45:05 -07:00

interrupt.c

mei: keep the device awake during reads in chunks

2015-10-17 21:45:05 -07:00

Kconfig

mei: fix compilation error with missing WATCHDOG_CORE

2014-02-14 10:13:46 -08:00

main.c

mei: validate request value in client notify request ioctl

2016-03-03 15:07:13 -08:00

Makefile

mei: bus: rename nfc.c to bus-fixup.c

2015-08-03 17:20:26 -07:00

mei_dev.h

Merge tag 'char-misc-4.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

2015-11-04 22:15:15 -08:00

mei-trace.c

mei: me: add io register tracing

2015-03-01 19:36:59 -08:00

mei-trace.h

mei: trace: remove unused TRACE_SYSTEM_STRING

2015-04-13 15:27:19 +02:00

pci-me.c

mei: me: add sunrise point device ids

2015-08-03 17:33:55 -07:00

pci-txe.c

mei: txe: fix incorrect indentation

2015-05-24 11:13:49 -07:00

wd.c

Watchdog: Fix parent of watchdog_devices

2015-09-09 21:39:22 +02:00