TITLE:
Dnsmasq DHCP Broadcast Reply Denial of Service

SECUNIA ADVISORY ID:
SA19760

VERIFY ADVISORY:
http://secunia.com/advisories/19760/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
>From local network

SOFTWARE:
Dnsmasq 2.x
http://secunia.com/product/4837/

DESCRIPTION:
A vulnerability has been reported in Dnsmasq, which potentially can
be exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error within the handling of
certain requests from a DHCP client. This can be exploited to crash
the service via a DHCP client that requests for a broadcast reply.

The vulnerability has been reported in version 2.29.

SOLUTION:
Update to version 2.30.
http://thekelleys.org.uk/dnsmasq/

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Sandra Dekkers.

ORIGINAL ADVISORY:
http://thekelleys.org.uk/dnsmasq/CHANGELOG

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