On 22/10/2018 14:09, P J P wrote:
> From: Prasad J Pandit
>
> While performing gpio write via strongarm_gpio_handler_update
> routine, the 'bit' index could access beyond s->handler[28] array.
> Add check to avoid OOB access.
>
> Reported-by: Moguofang
> Signed-off-by: Prasad J Pandit
> ---
>
+-- On Mon, 22 Oct 2018, liqsub1 wrote --+
| +if (bit < sizeof(s->handler) / sizeof(s->handler[0])) {
|
| Maybe you can use ARRAY_SIZE here.
Yes, sent patch v1.
Thank you.
--
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F
2018-10-22
liqsub1
发件人：P J P
发送时间：2018-10-23 01:39
主题：[Qemu-devel] [PATCH 1/3] arm: check bit index before use
收件人："Qemu Developers"
抄送："Peter
Maydell","Moguofang","Prasad J
Pandit"
From: Prasad J Pandit
While performing gpio write via str
From: Prasad J Pandit
While performing gpio write via strongarm_gpio_handler_update
routine, the 'bit' index could access beyond s->handler[28] array.
Add check to avoid OOB access.
Reported-by: Moguofang
Signed-off-by: Prasad J Pandit
---
hw/arm/strongarm.c | 4 +++-
1 file changed, 3 insert
