The bt_sock_recvmsg function in net/bluetooth/af_bluetooth.c in the Linux kernel before 3.9-rc7 does not properly initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.
| Product | Vendor | Version |
|---|---|---|
| n/a | n/a | < bae0854160939a64a092516ff1b2f221402b843b |