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    Subject[PATCH] infoleak fix1 in timer
    Date
    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>
    ---
    sound/core/timer.c | 1 +
    1 file changed, 1 insertion(+)

    diff --git a/sound/core/timer.c b/sound/core/timer.c
    index 6469bed..964f5eb 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;
    --
    1.9.1
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