IOThunderboltFamily in Apple OS X before 10.11.2 allows local users to cause a denial of service (NULL pointer dereference) via an unspecified userclient type.
http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
Source: MITRE
Published: 2015-12-11
Updated: 2017-09-13
Type: NVD-CWE-Other
Base Score: 2.1
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 3.9
Severity: LOW