Re: [PATCH] pvrdma: Ensure correct input on ring init (CVE-2021-3607)

2021-06-30 Thread Yuval Shaia
On Wed, 30 Jun 2021 at 14:46, Marcel Apfelbaum wrote: > Check the guest passed a non zero page count > for pvrdma device ring buffers. > > Fixes: CVE-2021-3607 > Reported-by: VictorV (Kunlun Lab) > Reviewed-by: VictorV (Kunlun Lab) > Signed-off-by: Marcel Apfelbaum > --- > hw/rdma/vmw/pvrdma_

[PATCH] pvrdma: Ensure correct input on ring init (CVE-2021-3607)

2021-06-30 Thread Marcel Apfelbaum
Check the guest passed a non zero page count for pvrdma device ring buffers. Fixes: CVE-2021-3607 Reported-by: VictorV (Kunlun Lab) Reviewed-by: VictorV (Kunlun Lab) Signed-off-by: Marcel Apfelbaum --- hw/rdma/vmw/pvrdma_main.c | 5 + 1 file changed, 5 insertions(+) diff --git a/hw/rdma/v