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| author | Ben Hutchings <bhutchings@solarflare.com> | 2013-11-18 21:04:58 +0400 |
|---|---|---|
| committer | Ben Hutchings <bhutchings@solarflare.com> | 2013-11-19 03:50:12 +0400 |
| commit | 417c3522b3202dacce4873cfb0190459fbce95c5 (patch) | |
| tree | d5b85dd1d60098c6231bfef3af00a4a176fb2a70 /net/core/dev_ioctl.c | |
| parent | e1bd1dc207dae92cdb5b424226f89d1b4e4bb182 (diff) | |
| download | linux-417c3522b3202dacce4873cfb0190459fbce95c5.tar.xz | |
net/compat: Fix minor information leak in siocdevprivate_ioctl()
We don't need to check that ifr_data itself is a valid user pointer,
but we should check &ifr_data is. Thankfully the copy of ifr_name is
checked, so this can only leak a few bytes from immediately above the
user address limit.
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Diffstat (limited to 'net/core/dev_ioctl.c')
0 files changed, 0 insertions, 0 deletions