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TITLE:
Linux Kernel netlink NETLINK_FIB_LOOKUP Denial of Service

SECUNIA ADVISORY ID:
SA25030

VERIFY ADVISORY:
http://secunia.com/advisories/25030/

CRITICAL:
Not critical

IMPACT:
DoS

WHERE:
Local system

OPERATING SYSTEM:
Linux Kernel 2.6.x
http://secunia.com/product/2719/

DESCRIPTION:
A vulnerability has been reported in the Linux Kernel, which can be
exploited by malicious, local users to cause a DoS (Denial of
Service).

The vulnerability is caused due to an error within the handling of
NETLINK_FIB_LOOKUP reply messages. This can be exploited to cause an
infinite recursion, which could result in a stack overflow.

The vulnerability is reported in versions prior to 2.6.20.8. Other
versions may also be affected.

SOLUTION:
Update to version 2.6.20.8.

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

ORIGINAL ADVISORY:
http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.8

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