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(parent: a771286) | patch
USB: idmouse: fix NULL-deref at probe
authorJohan Hovold <johan@kernel.org>
Mon, 13 Mar 2017 12:47:48 +0000 (13:47 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 30 Mar 2017 07:35:17 +0000 (09:35 +0200)
commitd6389d6abb8aff1d67ea64ef5b295ab3f4967d2d
treec22d860f32b7370ce7fb28b7830abe17cb6ac8catree | snapshot
parenta7712869e2e7cb1a5add2a8613f04e6c3647ef38commit | diff
USB: idmouse: fix NULL-deref at probe

commit b0addd3fa6bcd119be9428996d5d4522479ab240 upstream.

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

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/misc/idmouse.c diff | blob | history
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