Severity : Medium Published : 2011-01-10 Modified : 2012-03-19 Base Score : 4.0 Details : The hci_uart_tty_open function in the HCI UART driver (drivers/bluetooth/hci_ldisc.c) in the Linux kernel 2.6.36, and possibly other versions, does not verify whether the tty has a write operation, which allows local users to cause a denial of service (NULL pointer dereference) via vectors related to the Bluetooth driver. Product/Version :   Per: http://cwe.mitre.org/data/definitions/476.html     'CWE-476: NULL Pointer Dereference'       MVL6 Kernel 2.6.24

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