Re: [PATCH 2/9] serial: fsl_lpuart: Fix out-of-bounds access through DT alias
From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: 2018-02-20 10:51:16
Also in:
linux-arm-kernel, linux-renesas-soc, linux-serial, lkml
On Tue, Feb 20, 2018 at 10:40 AM, Geert Uytterhoeven [off-list ref] wrote:
The lpuart_ports[] array is indexed using a value derived from the
"serialN" alias in DT, which may lead to an out-of-bounds access.
Fix this by adding a range check.
Fixes: 970416c691dc68b5 ("serial: fsl_lpuart: Fix out-of-bounds access through DT alias")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Fixes: c9e2e946fb0ba5d2 ("tty: serial: add Freescale lpuart driver support")
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds