]> git.baikalelectronics.ru Git - kernel.git/commit
waitid(): Add missing access_ok() checks
authorKees Cook <keescook@chromium.org>
Mon, 9 Oct 2017 18:36:52 +0000 (11:36 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 10 Oct 2017 00:03:31 +0000 (17:03 -0700)
commit4bbab8fba202770a2b06a5529abb74f7597ac5f8
tree604f625619b03abbd872e5acc69a85e1b30b80bc
parent7c2883f701777afe09013d04b81b7b88b470b49b
waitid(): Add missing access_ok() checks

Adds missing access_ok() checks.

CVE-2017-5123

Reported-by: Chris Salls <chrissalls5@gmail.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Fixes: 93af67056294 ("waitid(): switch copyout of siginfo to unsafe_put_user()")
Cc: stable@kernel.org # 4.13
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
kernel/exit.c