Subject: + fanotify-info-leak-in-copy_event_to_user.patch added to -mm tree
To: dan.carpenter@xxxxxxxxxx,eparis@xxxxxxxxxx,viro@xxxxxxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Tue, 11 Jun 2013 13:44:00 -0700
The patch titled
Subject: fanotify: info leak in copy_event_to_user()
has been added to the -mm tree. Its filename is
fanotify-info-leak-in-copy_event_to_user.patch
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------------------------------------------------------
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Subject: fanotify: info leak in copy_event_to_user()
The ->reserverd field isn't cleared so we leak one byte of stack
information to userspace.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Cc: Eric Paris <eparis@xxxxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/notify/fanotify/fanotify_user.c | 1 +
1 file changed, 1 insertion(+)
diff -puN fs/notify/fanotify/fanotify_user.c~fanotify-info-leak-in-copy_event_to_user fs/notify/fanotify/fanotify_user.c
--- a/fs/notify/fanotify/fanotify_user.c~fanotify-info-leak-in-copy_event_to_user
+++ a/fs/notify/fanotify/fanotify_user.c
@@ -122,6 +122,7 @@ static int fill_event_metadata(struct fs
metadata->event_len = FAN_EVENT_METADATA_LEN;
metadata->metadata_len = FAN_EVENT_METADATA_LEN;
metadata->vers = FANOTIFY_METADATA_VERSION;
+ metadata->reserved = 0;
metadata->mask = event->mask & FAN_ALL_OUTGOING_EVENTS;
metadata->pid = pid_vnr(event->tgid);
if (unlikely(event->mask & FAN_Q_OVERFLOW))
_
Patches currently in -mm which might be from dan.carpenter@xxxxxxxxxx are
linux-next.patch
drivers-misc-sgi-gru-grufilec-fix-info-leak-in-gru_get_config_info.patch
fanotify-info-leak-in-copy_event_to_user.patch
configfs-use-capped-length-for-store_attribute.patch
drivers-cdrom-cdromc-use-kzalloc-for-failing-hardware.patch
mm-vmallocc-unbreak-__vunmap.patch
errh-is_err-can-accept-__user-pointers.patch
drivers-misc-sgi-gru-grufaultc-fix-a-sanity-test-in-gru_set_context_option.patch
rbtree-remove-unneeded-include.patch
rbtree-remove-unneeded-include-fix.patch
minix-bug-widening-a-binary-not-operation.patch
documentation-codingstyle-allow-multiple-return-statements-per-function.patch
mwave-fix-info-leak-in-mwave_ioctl.patch
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