diff options
| author | Mathias Krause <minipli@googlemail.com> | 2012-08-15 07:31:46 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-08-16 00:36:30 -0400 |
| commit | e15ca9a0ef9a86f0477530b0f44a725d67f889ee (patch) | |
| tree | ab24fc2022a7e5c993940ecfb5a3889e4bdc4c24 /net/wireless/nl80211.c | |
| parent | 3c0c5cfdcd4d69ffc4b9c0907cec99039f30a50a (diff) | |
Bluetooth: HCI - Fix info leak in getsockopt(HCI_FILTER)
The HCI code fails to initialize the two padding bytes of struct
hci_ufilter before copying it to userland -- that for leaking two
bytes kernel stack. Add an explicit memset(0) before filling the
structure 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>
Diffstat (limited to 'net/wireless/nl80211.c')
0 files changed, 0 insertions, 0 deletions