[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH] virtio: add check for descriptor's mapped addre
|
From: |
P J P |
|
Subject: |
Re: [Qemu-devel] [PATCH] virtio: add check for descriptor's mapped address |
|
Date: |
Mon, 19 Sep 2016 14:37:48 +0530 (IST) |
+-- On Fri, 16 Sep 2016, Laszlo Ersek wrote --+
| CC Stefan
| I think it would be reasonable to handle this other guest bug similarly:
|
| if (iov[num_sg].iov_base == NULL) {
| error_report("virtio: bogus descriptor or out of resources");
| exit(EXIT_FAILURE);
| }
...
| So, unless Stefan or someone else has a better idea, I suggest the above
| error message, and exit(EXIT_FAILURE).
I have sent a revised patch v2. Thank you.
--
Prasad J Pandit / Red Hat Product Security Team
47AF CE69 3A90 54AA 9045 1053 DD13 3D32 FE5B 041F