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TITLE:
Linux Kernel "L2CAP" and "HCI" Information Disclosure

SECUNIA ADVISORY ID:
SA24976

VERIFY ADVISORY:
http://secunia.com/advisories/24976/

CRITICAL:
Not critical

IMPACT:
Exposure of sensitive information

WHERE:
Local system

OPERATING SYSTEM:
Linux Kernel 2.4.x
http://secunia.com/product/763/

DESCRIPTION:
Two weaknesses have been reported in the Linux Kernel, which can be
exploited by malicious, local users to disclose potential sensitive
information.

The weaknesses are caused due to uninitialised variables within the
"hci_sock_setsockopt()" function in net/bluetooth/hci_sock.c and the
"l2cap_sock_setsockopt()" function in net/bluetooth/l2cap.c and can
potentially be exploited to disclose uninitialised bytes of the
kernel stack.

The weaknesses are reported in versions prior to 2.4.34.3.

SOLUTION:
Update to version 2.4.34.3.

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.34.3

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