From: <gregkh@linuxfoundation.org>
To: kangjielu@gmail.com, amit.pundir@linaro.org,
gregkh@linuxfoundation.org, kjlu@gatech.edu, tiwai@suse.de
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "ALSA: timer: Fix leak in SNDRV_TIMER_IOCTL_PARAMS" has been added to the 3.18-stable tree
Date: Thu, 18 May 2017 14:22:12 +0200 [thread overview]
Message-ID: <149511013226170@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
ALSA: timer: Fix leak in SNDRV_TIMER_IOCTL_PARAMS
to the 3.18-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
alsa-timer-fix-leak-in-sndrv_timer_ioctl_params.patch
and it can be found in the queue-3.18 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.
>From cec8f96e49d9be372fdb0c3836dcf31ec71e457e Mon Sep 17 00:00:00 2001
From: Kangjie Lu <kangjielu@gmail.com>
Date: Tue, 3 May 2016 16:44:07 -0400
Subject: ALSA: timer: Fix leak in SNDRV_TIMER_IOCTL_PARAMS
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
From: Kangjie Lu <kangjielu@gmail.com>
commit cec8f96e49d9be372fdb0c3836dcf31ec71e457e upstream.
The stack object “tread” has a total size of 32 bytes. Its field
“event” and “val” both contain 4 bytes padding. These 8 bytes
padding bytes are sent to user without being initialized.
Signed-off-by: Kangjie Lu <kjlu@gatech.edu>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
sound/core/timer.c | 1 +
1 file changed, 1 insertion(+)
--- a/sound/core/timer.c
+++ b/sound/core/timer.c
@@ -1759,6 +1759,7 @@ static int snd_timer_user_params(struct
if (tu->timeri->flags & SNDRV_TIMER_IFLG_EARLY_EVENT) {
if (tu->tread) {
struct snd_timer_tread tread;
+ memset(&tread, 0, sizeof(tread));
tread.event = SNDRV_TIMER_EVENT_EARLY;
tread.tstamp.tv_sec = 0;
tread.tstamp.tv_nsec = 0;
Patches currently in stable-queue which might be from kangjielu@gmail.com are
queue-3.18/alsa-timer-fix-leak-in-events-via-snd_timer_user_ccallback.patch
queue-3.18/alsa-timer-fix-leak-in-sndrv_timer_ioctl_params.patch
queue-3.18/alsa-timer-fix-leak-in-events-via-snd_timer_user_tinterrupt.patch
reply other threads:[~2017-05-18 12:22 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=149511013226170@kroah.com \
--to=gregkh@linuxfoundation.org \
--cc=amit.pundir@linaro.org \
--cc=kangjielu@gmail.com \
--cc=kjlu@gatech.edu \
--cc=stable-commits@vger.kernel.org \
--cc=stable@vger.kernel.org \
--cc=tiwai@suse.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.