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USB: digi_acceleport: do sanity checking for the number of ports
authorOliver Neukum <oneukum@suse.com>
Thu, 31 Mar 2016 16:04:26 +0000 (12:04 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 12 Apr 2016 16:08:41 +0000 (09:08 -0700)
commit4f6ad5b0d28c84030693fe21b308c0b711fa66f6
treef538016a70c391e3086543f56727bf4a0ebd8bedtree | snapshot
parent9deac9454b7a5643a09829f4731276cea6697b72commit | diff
USB: digi_acceleport: do sanity checking for the number of ports

commit 5a07975ad0a36708c6b0a5b9fea1ff811d0b0c1f upstream.

The driver can be crashed with devices that expose crafted descriptors
with too few endpoints.

See: http://seclists.org/bugtraq/2016/Mar/61

Signed-off-by: Oliver Neukum <ONeukum@suse.com>
[johan: fix OOB endpoint check and add error messages ]
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/serial/digi_acceleport.c diff | blob | history
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