sound/core/hrtimer.c in the Linux kernel before 4.4.1 does not prevent recursive callback access, which allows local users to cause a denial of service (deadlock) via a crafted ioctl call.
[ { "events": [ { "introduced": "0" }, { "last_affected": "4.4" } ] } ]
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-2549.json"