diff options
Diffstat (limited to 'ALSA-timer-Fix-leak-in-SNDRV_TIMER_IOCTL_PARAMS.patch')
| -rw-r--r-- | ALSA-timer-Fix-leak-in-SNDRV_TIMER_IOCTL_PARAMS.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/ALSA-timer-Fix-leak-in-SNDRV_TIMER_IOCTL_PARAMS.patch b/ALSA-timer-Fix-leak-in-SNDRV_TIMER_IOCTL_PARAMS.patch new file mode 100644 index 000000000..3eb8bf183 --- /dev/null +++ b/ALSA-timer-Fix-leak-in-SNDRV_TIMER_IOCTL_PARAMS.patch @@ -0,0 +1,33 @@ +From 527a5767c165abd2b4dba99da992c51ca7547562 Mon Sep 17 00:00:00 2001 +From: Kangjie Lu <kangjielu@gmail.com> +Date: Tue, 3 May 2016 16:44:07 -0400 +Subject: [PATCH 1/3] ALSA: timer: Fix leak in SNDRV_TIMER_IOCTL_PARAMS +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +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> +--- + sound/core/timer.c | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/sound/core/timer.c b/sound/core/timer.c +index 6469bedda2f3..964f5ebf495e 100644 +--- a/sound/core/timer.c ++++ b/sound/core/timer.c +@@ -1739,6 +1739,7 @@ static int snd_timer_user_params(struct file *file, + 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; +-- +2.5.5 + |