diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2013-10-16 11:22:44 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-11-13 12:08:11 +0900 |
| commit | 8528076a9922966b93b7b12e104cd3fdcd8fee3f (patch) | |
| tree | e5ccb9f7c8733c3832cdf8cc3fc0102c585b610b /net/lapb/lapb_subr.c | |
| parent | ef4ea0912a5dd2b67353f83acd09d651650cba8f (diff) | |
drm: Prevent overwriting from userspace underallocating core ioctl structs
commit b062672e305ce071f21eb9e18b102c2a430e0999 upstream.
Apply the protections from
commit 1b2f1489633888d4a06028315dc19d65768a1c05
Author: Dave Airlie <airlied@redhat.com>
Date: Sat Aug 14 20:20:34 2010 +1000
drm: block userspace under allocating buffer and having drivers overwrite it (v2)
to the core ioctl structs as well, for we found one instance where there
is a 32-/64-bit size mismatch and were guilty of writing beyond the end
of the user's buffer.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Dave Airlie <airlied@redhat.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/lapb/lapb_subr.c')
0 files changed, 0 insertions, 0 deletions