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(parent: e15ca9a) | patch
Bluetooth: HCI - Fix info leak via getsockname()
authorMathias Krause <minipli@googlemail.com>
Wed, 15 Aug 2012 11:31:47 +0000 (11:31 +0000)
committerDavid S. Miller <davem@davemloft.net>
Thu, 16 Aug 2012 04:36:30 +0000 (21:36 -0700)
commit3f68ba07b1da811bf383b4b701b129bfcb2e4988
treea6632984849d7101a95ba8649db505b293507a00tree | snapshot (tar.gz zip)
parente15ca9a0ef9a86f0477530b0f44a725d67f889eecommit | diff
Bluetooth: HCI - Fix info leak via getsockname()

The HCI code fails to initialize the hci_channel member of struct
sockaddr_hci and that for leaks two bytes kernel stack via the
getsockname() syscall. Initialize hci_channel with 0 to avoid the
info leak.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Cc: Marcel Holtmann <marcel@holtmann.org>
Cc: Gustavo Padovan <gustavo@padovan.org>
Cc: Johan Hedberg <johan.hedberg@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/bluetooth/hci_sock.c diff | blob | blame | history