Re: [Qemu-devel] [PATCH] usb-serial: Fix memory overruns with usb serial emulation

[Paul Brook]

On Wednesday 17 September 2008, Jason Wessel wrote:
> * Fix a memory overrun
>     recv_buf[RECV_BUF + 1];
>   This has to be + 1 because RECV_BUF is used for memcpy computations
>   in usb_serial_read() such that an extra byte is 0..RECV_BUF bytes
>   are used.

I think this is wrong. I can't see any way this code could overflow.

Paul