CVE-2017-1000380
sound/core/timer.c in the Linux kernel before 4.11.5 is vulnerable to a data race in the ALSA /dev/snd/timer driver resulting in local users being able to read information belonging to other users, i.e., uninitialized memory contents may be disclosed when a read and an ioctl happen at the same time.
Date published : 2017-06-17
http://www.securityfocus.com/bid/99121
https://source.android.com/security/bulletin/pixel/2017-12-01