Race condition in the queue_delete function in sound/core/seq/seq_queue.c in the Linux kernel before 4.4.1 allows local users to cause a denial of service (use-after-free and system crash) by making an ioctl call at a certain time.Referenceshttp://www.ubuntu.com/usn/USN-2930-1http://www.ubuntu.com/usn/USN-2967-1http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1http://www.ubuntu.com/usn/USN-2930-2http://www.debian.org/security/2016/dsa-3503http://www.ubuntu.com/usn/USN-2967-2http://www.openwall.com/lists/oss-security/2016/01/19/1http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3567eb6af614dac436c4b16a8d426f9faed639b3http://www.ubuntu.com/usn/USN-2930-3http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.htmlhttps://bugzilla.redhat.com/show_bug.cgi?id=1311558http://www.securityfocus.com/bid/83380http://www.ubuntu.com/usn/USN-2929-1http://www.ubuntu.com/usn/USN-2932-1http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.htmlhttp://www.securitytracker.com/id/1035305http://www.ubuntu.com/usn/USN-2931-1http://www.ubuntu.com/usn/USN-2929-2https://github.com/torvalds/linux/commit/3567eb6af614dac436c4b16a8d426f9faed639b3http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
