The router advertisement daemon (radvd) before 1.8.2 does not properly handle errors in the privsep_init function, which causes the radvd daemon to run as root and has an unspecified impact.
Per http://thread.gmane.org/gmane.comp.security.oss.general/5973/focus=6015, this vulnerablity is being assigned a CVSS base metric of AV:L/AC:M/Au:N/C:P/I:P/A:P = 4.4
CVSS 3.x Severity and Metrics:
NVD score not yet provided.
CVSS 2.0 Severity and Metrics: