diff options
author | Jann Horn <jannh@google.com> | 2016-06-01 11:55:06 +0200 |
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committer | Min Chong <mchong@google.com> | 2016-07-25 13:03:32 -0700 |
commit | ed23e1145053fb43639a178e89e99bb14f11272b (patch) | |
tree | c603dd891195e20278768457e8f7f8b39b44e2a2 /fs/dlm/user.c | |
parent | 53c39433d5fd7d71bec7e904a6fa6691a9e90fdc (diff) |
UPSTREAM: ecryptfs: forbid opening files without mmap handler
(cherry picked from commit 2f36db71009304b3f0b95afacd8eba1f9f046b87)
This prevents users from triggering a stack overflow through a recursive
invocation of pagefault handling that involves mapping procfs files into
virtual memory.
Signed-off-by: Jann Horn <jannh@google.com>
Acked-by: Tyler Hicks <tyhicks@canonical.com>
Cc: stable@vger.kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Change-Id: I0be77c7f8bd3046bc34cd87ef577529792d479bc
Bug: 29444228
Diffstat (limited to 'fs/dlm/user.c')
0 files changed, 0 insertions, 0 deletions