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(parent: 30a8bee) | patch
can: peak_usb: pcan_usb_pro: Fix info-leaks to USB devices
authorTomas Bortoli <tomasbortoli@gmail.com>
Wed, 31 Jul 2019 14:54:47 +0000 (10:54 -0400)
committerMarc Kleine-Budde <mkl@pengutronix.de>
Fri, 2 Aug 2019 11:58:01 +0000 (13:58 +0200)
commitead16e53c2f0ed946d82d4037c630e2f60f4ab69
treef2960fc6f74c1ce7bc48baaec8b29c064b4a75bdtree | snapshot
parent30a8beeb3042f49d0537b7050fd21b490166a3d9commit | diff
can: peak_usb: pcan_usb_pro: Fix info-leaks to USB devices

Uninitialized Kernel memory can leak to USB devices.

Fix by using kzalloc() instead of kmalloc() on the affected buffers.

Signed-off-by: Tomas Bortoli <tomasbortoli@gmail.com>
Reported-by: syzbot+d6a5a1a3657b596ef132@syzkaller.appspotmail.com
Fixes: f14e22435a27 ("net: can: peak_usb: Do not do dma on the stack")
Cc: linux-stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
drivers/net/can/usb/peak_usb/pcan_usb_pro.c diff | blob | history
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