TITLE:
Linux Kernel sysctl Interface Unregistration Denial of Service

SECUNIA ADVISORY ID:
SA17504

VERIFY ADVISORY:
http://secunia.com/advisories/17504/

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
potentially can be exploited by malicious, local users to cause a DoS
(Denial of Service).

The vulnerability is caused due to an error in "sysctl.c" when
handling the un-registration of interfaces in
"/proc/sys/net/ipv4/conf/". This can potentially be exploited by
malicious users to cause a DoS.

SOLUTION:
Update to version 2.6.14.1.

PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.

ORIGINAL ADVISORY:
Kernel.org:
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.14.1
http://www.kernel.org/git/?p=linux/kernel/git/gregkh/linux-2.6.14.y.git;a=commit;h=e4e0411221c7d4f2bd82fa5e21745f927a1bff28

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