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linux/drivers/hv
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K. Y. Srinivasan 43506f192f drivers: hv: Turn off write permission on the hypercall page 
commit 372b1e9134 upstream.

The hypercall page only needs to be executable but currently it is setup to
be writable as well. Fix the issue.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Acked-by: Kees Cook <keescook@chromium.org>
Reported-by: Stephen Hemminger <stephen@networkplumber.org>
Tested-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
[bwh: Backported to 3.16: adjust filename, context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
History 2017-06-05 21:17:07 +01:00
..
channel.c Drivers: hv: vmbus: Raise retry/wait limits in vmbus_post_msg() 2017-06-05 21:16:49 +01:00
channel_mgmt.c Drivers: hv: vmbus: Raise retry/wait limits in vmbus_post_msg() 2017-06-05 21:16:49 +01:00
connection.c Drivers: hv: vmbus: Raise retry/wait limits in vmbus_post_msg() 2017-06-05 21:16:49 +01:00
hv.c drivers: hv: Turn off write permission on the hypercall page 2017-06-05 21:17:07 +01:00
hv_balloon.c Drivers: hv: balloon: Ensure pressure reports are posted regularly 2014-05-03 19:25:17 -04:00
hv_fcopy.c Drivers: hv: hv_fcopy: fix a race condition for SMP guest 2014-07-17 18:43:10 -07:00
hv_kvp.c Drivers: hv: util: Fix a bug in the KVP code 2014-07-09 14:34:35 -07:00
hv_snapshot.c connector: add portid to unicast in addition to broadcasting 2014-02-07 15:40:17 -08:00
hv_util.c hv: do not lose pending heartbeat vmbus packets 2017-02-23 03:54:20 +00:00
hyperv_vmbus.h Drivers: hv: vmbus: Raise retry/wait limits in vmbus_post_msg() 2017-06-05 21:16:49 +01:00
Kconfig x86: Make Linux guest support optional 2013-03-04 13:14:25 -08:00
Makefile Drivers: hv: Implement the file copy service 2014-02-18 10:53:48 -08:00
ring_buffer.c Drivers: hv: vmbus: Fix signaling logic in hv_need_to_signal_on_read() 2016-06-15 21:29:29 +01:00
vmbus_drv.c random: add interrupt callback to VMBus IRQ handler 2016-11-20 01:16:40 +00:00