The sco_sock_getsockopt_old function in net/bluetooth/sco.c in the Linux kernel before 2.6.39 does not initialize a certain structure, which allows local users to obtain potentially sensitive information from kernel stack memory via the SCO_CONNINFO option.
Exploitability
AV:LAC:MAu:NImpact
C:PI:NA:N1.9/AV:L/AC:M/Au:N/C:P/I:N/A:N