| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.11 58/94] Staging: sb105x: info leak in mp_get_count() | Date | Fri, 8 Nov 2013 22:52:04 -0800 |
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3.11-stable review patch. If anyone has any objections, please let me know.
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From: Dan Carpenter <dan.carpenter@oracle.com>
commit a8b33654b1e3b0c74d4a1fed041c9aae50b3c427 upstream.
The icount.reserved[] array isn't initialized so it leaks stack information to userspace.
Reported-by: Nico Golde <nico@ngolde.de> Reported-by: Fabian Yamaguchi <fabs@goesec.de> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/staging/sb105x/sb_pci_mp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/staging/sb105x/sb_pci_mp.c +++ b/drivers/staging/sb105x/sb_pci_mp.c @@ -1063,7 +1063,7 @@ static int mp_wait_modem_status(struct s static int mp_get_count(struct sb_uart_state *state, struct serial_icounter_struct *icnt) { - struct serial_icounter_struct icount; + struct serial_icounter_struct icount = {}; struct sb_uart_icount cnow; struct sb_uart_port *port = state->port;
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