]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 7bc1f50) | patch
net/compat: Fix minor information leak in siocdevprivate_ioctl()
authorBen Hutchings <bhutchings@solarflare.com>
Mon, 18 Nov 2013 17:04:58 +0000 (17:04 +0000)
committerBen Hutchings <bhutchings@solarflare.com>
Mon, 18 Nov 2013 23:50:12 +0000 (23:50 +0000)
commite4c2ef5ac629d871d08dc17126d1b7ab72f3af9f
treed5b85dd1d60098c6231bfef3af00a4a176fb2a70tree | snapshot
parent7bc1f50ebfd76c886ad73f5c1d939c56535bf087commit | diff
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>
net/socket.c diff | blob | history
Linux Kernel Source Tree.