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securityvulnsSecurityvulnsSECURITYVULNS:DOC:12410
HistoryApr 25, 2006 - 12:00 a.m.

[SA19760] Dnsmasq DHCP Broadcast Reply Denial of Service

2006-04-2500:00:00
vulners.com
56

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


About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/

Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.