UBUNTU-CVE-2016-2547

sound/core/timer.c in the Linux kernel before 4.4.1 employs a locking approach that does not consider slave timer instances, which allows local users to cause a denial of service race condition, use-after-free, and system crash via a crafted ioctl call...

UBUNTU-CVE-2016-2546

sound/core/timer.c in the Linux kernel before 4.4.1 uses an incorrect type of mutex, which allows local users to cause a denial of service race condition, use-after-free, and system crash via a crafted ioctl call...

UBUNTU-CVE-2016-2548

sound/core/timer.c in the Linux kernel before 4.4.1 retains certain linked lists after a close or stop action, which allows local users to cause a denial of service system crash via a crafted ioctl call, related to the 1 sndtimerclose and 2 sndtimerstop functions...