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8c2d5e0640
linux/drivers/hv
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Andrea Parri (Microsoft) 8c2d5e0640 Drivers: hv: vmbus: Initialize unload_event statically 
If a malicious or compromised Hyper-V sends a spurious message of type
CHANNELMSG_UNLOAD_RESPONSE, the function vmbus_unload_response() will
call complete() on an uninitialized event, and cause an oops.

Reported-by: Michael Kelley <mikelley@microsoft.com>
Signed-off-by: Andrea Parri (Microsoft) <parri.andrea@gmail.com>
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
Link: https://lore.kernel.org/r/20210420014350.2002-1-parri.andrea@gmail.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
2021-04-20 19:40:17 +00:00
..
channel_mgmt.c Drivers: hv: vmbus: Initialize unload_event statically 2021-04-20 19:40:17 +00:00
channel.c Drivers: hv: vmbus: Drivers: hv: vmbus: Introduce CHANNELMSG_MODIFYCHANNEL_RESPONSE 2021-04-18 13:03:11 +00:00
connection.c Drivers: hv: vmbus: Initialize unload_event statically 2021-04-20 19:40:17 +00:00
hv_balloon.c x86/Hyper-V: Support for free page reporting 2021-03-24 11:35:24 +00:00
hv_debugfs.c hv_debugfs: Make hv_debug_root static 2020-04-04 17:47:43 +01:00
hv_fcopy.c Revert "Drivers: hv: vmbus: Copy packets sent by Hyper-V out of the ring buffer" 2021-02-15 10:49:11 +00:00
hv_kvp.c Revert "Drivers: hv: vmbus: Copy packets sent by Hyper-V out of the ring buffer" 2021-02-15 10:49:11 +00:00
hv_snapshot.c hv_utils: Add validation for untrusted Hyper-V values 2021-02-05 09:55:42 +00:00
hv_trace_balloon.h hv_balloon: trace post_status 2018-03-06 09:57:17 -08:00
hv_trace.c hv: add SPDX license to trace 2018-03-28 13:24:56 +02:00
hv_trace.h Drivers: hv: vmbus: Drivers: hv: vmbus: Introduce CHANNELMSG_MODIFYCHANNEL_RESPONSE 2021-04-18 13:03:11 +00:00
hv_util.c hv_utils: Fix spelling mistake "Hearbeat" -> "Heartbeat" 2021-02-11 08:47:05 +00:00
hv_utils_transport.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 280 2019-06-05 17:36:36 +02:00
hv_utils_transport.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 280 2019-06-05 17:36:36 +02:00
hv.c Drivers: hv: vmbus: Check for pending channel interrupts before taking a CPU offline 2021-04-18 13:03:11 +00:00
hyperv_vmbus.h Revert "Drivers: hv: vmbus: Copy packets sent by Hyper-V out of the ring buffer" 2021-02-15 10:49:11 +00:00
Kconfig x86/Hyper-V: Support for free page reporting 2021-03-24 11:35:24 +00:00
Makefile drivers: hv: vmbus: Introduce latency testing 2019-11-21 20:10:44 -05:00
ring_buffer.c Drivers: hv: vmbus: remove unused function 2021-04-14 15:14:02 +00:00
vmbus_drv.c Drivers: hv: vmbus: Drivers: hv: vmbus: Introduce CHANNELMSG_MODIFYCHANNEL_RESPONSE 2021-04-18 13:03:11 +00:00