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(parent: 2f3bd25) | patch
sr9700: sanity check for packet length
authorOliver Neukum <oneukum@suse.com>
Thu, 17 Feb 2022 13:10:44 +0000 (14:10 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 2 Mar 2022 10:33:53 +0000 (11:33 +0100)
commitfbc3c962b6eb42b1483d00d8ea28b61b9f2fff26
treeb997897de30a100d4b927fbe46ad501a9b76974dtree
parent2f3bd25d1f021494ec3fcc7eebc400e5d89ab43acommit | diff
sr9700: sanity check for packet length

commit e9da0b56fe27206b49f39805f7dcda8a89379062 upstream.

A malicious device can leak heap data to user space
providing bogus frame lengths. Introduce a sanity check.

Signed-off-by: Oliver Neukum <oneukum@suse.com>
Reviewed-by: Grant Grundler <grundler@chromium.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/net/usb/sr9700.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git