TITLE:
Linux Kernel IPv6 Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA17261

VERIFY ADVISORY:
http://secunia.com/advisories/17261/

CRITICAL:
Not critical

IMPACT:
DoS

WHERE:
Local system

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

DESCRIPTION:
Tetsuo Handa has reported a vulnerability 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 infinite loop error in the
"udp_v6_get_port()" function in "net/ipv6/udp.c". This may be
exploited to cause a DoS.

The vulnerability affects version 2.6.13.4. Prior versions may also
be affected.

SOLUTION:
The vulnerability has been fixed in version 2.6.14-rc5.

PROVIDED AND/OR DISCOVERED BY:
Tetsuo Handa

ORIGINAL ADVISORY:
Kernel.org:
http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=87bf9c97b4b3af8dec7b2b79cdfe7bfc0a0a03b2

Red Hat Bugzilla:
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=170772

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