diff options
| author | Jason Wang <jasowang@redhat.com> | 2018-10-30 14:10:49 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-10-31 12:39:15 -0700 |
| commit | ff002269a4ee9c769dbf9365acef633ebcbd6cbe (patch) | |
| tree | 4857add07b45c82cc591f888f6571d94a86dafb8 /drivers/net/ethernet/mellanox | |
| parent | b1c234441e07da748ccded3aaa37177622d469d3 (diff) | |
vhost: Fix Spectre V1 vulnerability
The idx in vhost_vring_ioctl() was controlled by userspace, hence a
potential exploitation of the Spectre variant 1 vulnerability.
Fixing this by sanitizing idx before using it to index d->vqs.
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox')
0 files changed, 0 insertions, 0 deletions