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(parent: d9a3e64) | patch
Input: yealink - validate number of endpoints before using them
authorJohan Hovold <johan@kernel.org>
Thu, 16 Mar 2017 18:37:01 +0000 (11:37 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 30 Mar 2017 07:41:23 +0000 (09:41 +0200)
commit9f6a8dca9874ca923dbb253a96e9f4a537643b9d
tree3ae71f2e18c04ca01f37065696c7172cb5303959tree | snapshot
parentd9a3e6424e6147d6e9ae16c845e596516ddf807acommit | diff
Input: yealink - validate number of endpoints before using them

commit 5cc4a1a9f5c179795c8a1f2b0f4361829d6a070e upstream.

Make sure to check the number of endpoints to avoid dereferencing a
NULL-pointer should a malicious device lack endpoints.

Fixes: aca951a22a1d ("[PATCH] input-driver-yealink-P1K-usb-phone")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/input/misc/yealink.c diff | blob | history
Domain: System / Kernel;